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sqlglot.dialects.mysql

   1from __future__ import annotations
   2
   3import typing as t
   4
   5from sqlglot import exp, generator, parser, tokens, transforms
   6from sqlglot.dialects.dialect import (
   7    Dialect,
   8    NormalizationStrategy,
   9    arrow_json_extract_sql,
  10    date_add_interval_sql,
  11    datestrtodate_sql,
  12    build_formatted_time,
  13    isnull_to_is_null,
  14    length_or_char_length_sql,
  15    max_or_greatest,
  16    min_or_least,
  17    no_ilike_sql,
  18    no_paren_current_date_sql,
  19    no_pivot_sql,
  20    no_tablesample_sql,
  21    no_trycast_sql,
  22    build_date_delta,
  23    build_date_delta_with_interval,
  24    rename_func,
  25    strposition_sql,
  26    unit_to_var,
  27    trim_sql,
  28    timestrtotime_sql,
  29)
  30from sqlglot.generator import unsupported_args
  31from sqlglot.helper import seq_get
  32from sqlglot.tokens import TokenType
  33
  34
  35def _show_parser(*args: t.Any, **kwargs: t.Any) -> t.Callable[[MySQL.Parser], exp.Show]:
  36    def _parse(self: MySQL.Parser) -> exp.Show:
  37        return self._parse_show_mysql(*args, **kwargs)
  38
  39    return _parse
  40
  41
  42def _date_trunc_sql(self: MySQL.Generator, expression: exp.DateTrunc) -> str:
  43    expr = self.sql(expression, "this")
  44    unit = expression.text("unit").upper()
  45
  46    if unit == "WEEK":
  47        concat = f"CONCAT(YEAR({expr}), ' ', WEEK({expr}, 1), ' 1')"
  48        date_format = "%Y %u %w"
  49    elif unit == "MONTH":
  50        concat = f"CONCAT(YEAR({expr}), ' ', MONTH({expr}), ' 1')"
  51        date_format = "%Y %c %e"
  52    elif unit == "QUARTER":
  53        concat = f"CONCAT(YEAR({expr}), ' ', QUARTER({expr}) * 3 - 2, ' 1')"
  54        date_format = "%Y %c %e"
  55    elif unit == "YEAR":
  56        concat = f"CONCAT(YEAR({expr}), ' 1 1')"
  57        date_format = "%Y %c %e"
  58    else:
  59        if unit != "DAY":
  60            self.unsupported(f"Unexpected interval unit: {unit}")
  61        return self.func("DATE", expr)
  62
  63    return self.func("STR_TO_DATE", concat, f"'{date_format}'")
  64
  65
  66# All specifiers for time parts (as opposed to date parts)
  67# https://dev.mysql.com/doc/refman/8.0/en/date-and-time-functions.html#function_date-format
  68TIME_SPECIFIERS = {"f", "H", "h", "I", "i", "k", "l", "p", "r", "S", "s", "T"}
  69
  70
  71def _has_time_specifier(date_format: str) -> bool:
  72    i = 0
  73    length = len(date_format)
  74
  75    while i < length:
  76        if date_format[i] == "%":
  77            i += 1
  78            if i < length and date_format[i] in TIME_SPECIFIERS:
  79                return True
  80        i += 1
  81    return False
  82
  83
  84def _str_to_date(args: t.List) -> exp.StrToDate | exp.StrToTime:
  85    mysql_date_format = seq_get(args, 1)
  86    date_format = MySQL.format_time(mysql_date_format)
  87    this = seq_get(args, 0)
  88
  89    if mysql_date_format and _has_time_specifier(mysql_date_format.name):
  90        return exp.StrToTime(this=this, format=date_format)
  91
  92    return exp.StrToDate(this=this, format=date_format)
  93
  94
  95def _str_to_date_sql(
  96    self: MySQL.Generator, expression: exp.StrToDate | exp.StrToTime | exp.TsOrDsToDate
  97) -> str:
  98    return self.func("STR_TO_DATE", expression.this, self.format_time(expression))
  99
 100
 101def _unix_to_time_sql(self: MySQL.Generator, expression: exp.UnixToTime) -> str:
 102    scale = expression.args.get("scale")
 103    timestamp = expression.this
 104
 105    if scale in (None, exp.UnixToTime.SECONDS):
 106        return self.func("FROM_UNIXTIME", timestamp, self.format_time(expression))
 107
 108    return self.func(
 109        "FROM_UNIXTIME",
 110        exp.Div(this=timestamp, expression=exp.func("POW", 10, scale)),
 111        self.format_time(expression),
 112    )
 113
 114
 115def date_add_sql(
 116    kind: str,
 117) -> t.Callable[[generator.Generator, exp.Expression], str]:
 118    def func(self: generator.Generator, expression: exp.Expression) -> str:
 119        return self.func(
 120            f"DATE_{kind}",
 121            expression.this,
 122            exp.Interval(this=expression.expression, unit=unit_to_var(expression)),
 123        )
 124
 125    return func
 126
 127
 128def _ts_or_ds_to_date_sql(self: MySQL.Generator, expression: exp.TsOrDsToDate) -> str:
 129    time_format = expression.args.get("format")
 130    return _str_to_date_sql(self, expression) if time_format else self.func("DATE", expression.this)
 131
 132
 133def _remove_ts_or_ds_to_date(
 134    to_sql: t.Optional[t.Callable[[MySQL.Generator, exp.Expression], str]] = None,
 135    args: t.Tuple[str, ...] = ("this",),
 136) -> t.Callable[[MySQL.Generator, exp.Func], str]:
 137    def func(self: MySQL.Generator, expression: exp.Func) -> str:
 138        for arg_key in args:
 139            arg = expression.args.get(arg_key)
 140            if isinstance(arg, exp.TsOrDsToDate) and not arg.args.get("format"):
 141                expression.set(arg_key, arg.this)
 142
 143        return to_sql(self, expression) if to_sql else self.function_fallback_sql(expression)
 144
 145    return func
 146
 147
 148class MySQL(Dialect):
 149    PROMOTE_TO_INFERRED_DATETIME_TYPE = True
 150
 151    # https://dev.mysql.com/doc/refman/8.0/en/identifiers.html
 152    IDENTIFIERS_CAN_START_WITH_DIGIT = True
 153
 154    # We default to treating all identifiers as case-sensitive, since it matches MySQL's
 155    # behavior on Linux systems. For MacOS and Windows systems, one can override this
 156    # setting by specifying `dialect="mysql, normalization_strategy = lowercase"`.
 157    #
 158    # See also https://dev.mysql.com/doc/refman/8.2/en/identifier-case-sensitivity.html
 159    NORMALIZATION_STRATEGY = NormalizationStrategy.CASE_SENSITIVE
 160
 161    TIME_FORMAT = "'%Y-%m-%d %T'"
 162    DPIPE_IS_STRING_CONCAT = False
 163    SUPPORTS_USER_DEFINED_TYPES = False
 164    SUPPORTS_SEMI_ANTI_JOIN = False
 165    SAFE_DIVISION = True
 166
 167    # https://prestodb.io/docs/current/functions/datetime.html#mysql-date-functions
 168    TIME_MAPPING = {
 169        "%M": "%B",
 170        "%c": "%-m",
 171        "%e": "%-d",
 172        "%h": "%I",
 173        "%i": "%M",
 174        "%s": "%S",
 175        "%u": "%W",
 176        "%k": "%-H",
 177        "%l": "%-I",
 178        "%T": "%H:%M:%S",
 179        "%W": "%A",
 180    }
 181
 182    class Tokenizer(tokens.Tokenizer):
 183        QUOTES = ["'", '"']
 184        COMMENTS = ["--", "#", ("/*", "*/")]
 185        IDENTIFIERS = ["`"]
 186        STRING_ESCAPES = ["'", '"', "\\"]
 187        BIT_STRINGS = [("b'", "'"), ("B'", "'"), ("0b", "")]
 188        HEX_STRINGS = [("x'", "'"), ("X'", "'"), ("0x", "")]
 189
 190        NESTED_COMMENTS = False
 191
 192        KEYWORDS = {
 193            **tokens.Tokenizer.KEYWORDS,
 194            "BLOB": TokenType.BLOB,
 195            "CHARSET": TokenType.CHARACTER_SET,
 196            "DISTINCTROW": TokenType.DISTINCT,
 197            "EXPLAIN": TokenType.DESCRIBE,
 198            "FORCE": TokenType.FORCE,
 199            "IGNORE": TokenType.IGNORE,
 200            "KEY": TokenType.KEY,
 201            "LOCK TABLES": TokenType.COMMAND,
 202            "LONGBLOB": TokenType.LONGBLOB,
 203            "LONGTEXT": TokenType.LONGTEXT,
 204            "MEDIUMBLOB": TokenType.MEDIUMBLOB,
 205            "MEDIUMINT": TokenType.MEDIUMINT,
 206            "MEDIUMTEXT": TokenType.MEDIUMTEXT,
 207            "MEMBER OF": TokenType.MEMBER_OF,
 208            "MOD": TokenType.MOD,
 209            "SEPARATOR": TokenType.SEPARATOR,
 210            "SERIAL": TokenType.SERIAL,
 211            "SIGNED": TokenType.BIGINT,
 212            "SIGNED INTEGER": TokenType.BIGINT,
 213            "SOUNDS LIKE": TokenType.SOUNDS_LIKE,
 214            "START": TokenType.BEGIN,
 215            "TIMESTAMP": TokenType.TIMESTAMPTZ,
 216            "TINYBLOB": TokenType.TINYBLOB,
 217            "TINYTEXT": TokenType.TINYTEXT,
 218            "UNLOCK TABLES": TokenType.COMMAND,
 219            "UNSIGNED": TokenType.UBIGINT,
 220            "UNSIGNED INTEGER": TokenType.UBIGINT,
 221            "YEAR": TokenType.YEAR,
 222            "_ARMSCII8": TokenType.INTRODUCER,
 223            "_ASCII": TokenType.INTRODUCER,
 224            "_BIG5": TokenType.INTRODUCER,
 225            "_BINARY": TokenType.INTRODUCER,
 226            "_CP1250": TokenType.INTRODUCER,
 227            "_CP1251": TokenType.INTRODUCER,
 228            "_CP1256": TokenType.INTRODUCER,
 229            "_CP1257": TokenType.INTRODUCER,
 230            "_CP850": TokenType.INTRODUCER,
 231            "_CP852": TokenType.INTRODUCER,
 232            "_CP866": TokenType.INTRODUCER,
 233            "_CP932": TokenType.INTRODUCER,
 234            "_DEC8": TokenType.INTRODUCER,
 235            "_EUCJPMS": TokenType.INTRODUCER,
 236            "_EUCKR": TokenType.INTRODUCER,
 237            "_GB18030": TokenType.INTRODUCER,
 238            "_GB2312": TokenType.INTRODUCER,
 239            "_GBK": TokenType.INTRODUCER,
 240            "_GEOSTD8": TokenType.INTRODUCER,
 241            "_GREEK": TokenType.INTRODUCER,
 242            "_HEBREW": TokenType.INTRODUCER,
 243            "_HP8": TokenType.INTRODUCER,
 244            "_KEYBCS2": TokenType.INTRODUCER,
 245            "_KOI8R": TokenType.INTRODUCER,
 246            "_KOI8U": TokenType.INTRODUCER,
 247            "_LATIN1": TokenType.INTRODUCER,
 248            "_LATIN2": TokenType.INTRODUCER,
 249            "_LATIN5": TokenType.INTRODUCER,
 250            "_LATIN7": TokenType.INTRODUCER,
 251            "_MACCE": TokenType.INTRODUCER,
 252            "_MACROMAN": TokenType.INTRODUCER,
 253            "_SJIS": TokenType.INTRODUCER,
 254            "_SWE7": TokenType.INTRODUCER,
 255            "_TIS620": TokenType.INTRODUCER,
 256            "_UCS2": TokenType.INTRODUCER,
 257            "_UJIS": TokenType.INTRODUCER,
 258            # https://dev.mysql.com/doc/refman/8.0/en/string-literals.html
 259            "_UTF8": TokenType.INTRODUCER,
 260            "_UTF16": TokenType.INTRODUCER,
 261            "_UTF16LE": TokenType.INTRODUCER,
 262            "_UTF32": TokenType.INTRODUCER,
 263            "_UTF8MB3": TokenType.INTRODUCER,
 264            "_UTF8MB4": TokenType.INTRODUCER,
 265            "@@": TokenType.SESSION_PARAMETER,
 266        }
 267
 268        COMMANDS = {*tokens.Tokenizer.COMMANDS, TokenType.REPLACE} - {TokenType.SHOW}
 269
 270    class Parser(parser.Parser):
 271        FUNC_TOKENS = {
 272            *parser.Parser.FUNC_TOKENS,
 273            TokenType.DATABASE,
 274            TokenType.MOD,
 275            TokenType.SCHEMA,
 276            TokenType.VALUES,
 277        }
 278
 279        CONJUNCTION = {
 280            **parser.Parser.CONJUNCTION,
 281            TokenType.DAMP: exp.And,
 282            TokenType.XOR: exp.Xor,
 283        }
 284
 285        DISJUNCTION = {
 286            **parser.Parser.DISJUNCTION,
 287            TokenType.DPIPE: exp.Or,
 288        }
 289
 290        TABLE_ALIAS_TOKENS = (
 291            parser.Parser.TABLE_ALIAS_TOKENS - parser.Parser.TABLE_INDEX_HINT_TOKENS
 292        )
 293
 294        RANGE_PARSERS = {
 295            **parser.Parser.RANGE_PARSERS,
 296            TokenType.SOUNDS_LIKE: lambda self, this: self.expression(
 297                exp.EQ,
 298                this=self.expression(exp.Soundex, this=this),
 299                expression=self.expression(exp.Soundex, this=self._parse_term()),
 300            ),
 301            TokenType.MEMBER_OF: lambda self, this: self.expression(
 302                exp.JSONArrayContains,
 303                this=this,
 304                expression=self._parse_wrapped(self._parse_expression),
 305            ),
 306        }
 307
 308        FUNCTIONS = {
 309            **parser.Parser.FUNCTIONS,
 310            "BIT_AND": exp.BitwiseAndAgg.from_arg_list,
 311            "BIT_OR": exp.BitwiseOrAgg.from_arg_list,
 312            "BIT_XOR": exp.BitwiseXorAgg.from_arg_list,
 313            "BIT_COUNT": exp.BitwiseCountAgg.from_arg_list,
 314            "CONVERT_TZ": lambda args: exp.ConvertTimezone(
 315                source_tz=seq_get(args, 1), target_tz=seq_get(args, 2), timestamp=seq_get(args, 0)
 316            ),
 317            "CURDATE": exp.CurrentDate.from_arg_list,
 318            "DATE": lambda args: exp.TsOrDsToDate(this=seq_get(args, 0)),
 319            "DATE_ADD": build_date_delta_with_interval(exp.DateAdd),
 320            "DATE_FORMAT": build_formatted_time(exp.TimeToStr, "mysql"),
 321            "DATE_SUB": build_date_delta_with_interval(exp.DateSub),
 322            "DAY": lambda args: exp.Day(this=exp.TsOrDsToDate(this=seq_get(args, 0))),
 323            "DAYOFMONTH": lambda args: exp.DayOfMonth(this=exp.TsOrDsToDate(this=seq_get(args, 0))),
 324            "DAYOFWEEK": lambda args: exp.DayOfWeek(this=exp.TsOrDsToDate(this=seq_get(args, 0))),
 325            "DAYOFYEAR": lambda args: exp.DayOfYear(this=exp.TsOrDsToDate(this=seq_get(args, 0))),
 326            "FORMAT": exp.NumberToStr.from_arg_list,
 327            "FROM_UNIXTIME": build_formatted_time(exp.UnixToTime, "mysql"),
 328            "ISNULL": isnull_to_is_null,
 329            "LENGTH": lambda args: exp.Length(this=seq_get(args, 0), binary=True),
 330            "MAKETIME": exp.TimeFromParts.from_arg_list,
 331            "MONTH": lambda args: exp.Month(this=exp.TsOrDsToDate(this=seq_get(args, 0))),
 332            "MONTHNAME": lambda args: exp.TimeToStr(
 333                this=exp.TsOrDsToDate(this=seq_get(args, 0)),
 334                format=exp.Literal.string("%B"),
 335            ),
 336            "SCHEMA": exp.CurrentSchema.from_arg_list,
 337            "DATABASE": exp.CurrentSchema.from_arg_list,
 338            "STR_TO_DATE": _str_to_date,
 339            "TIMESTAMPDIFF": build_date_delta(exp.TimestampDiff),
 340            "TO_DAYS": lambda args: exp.paren(
 341                exp.DateDiff(
 342                    this=exp.TsOrDsToDate(this=seq_get(args, 0)),
 343                    expression=exp.TsOrDsToDate(this=exp.Literal.string("0000-01-01")),
 344                    unit=exp.var("DAY"),
 345                )
 346                + 1
 347            ),
 348            "WEEK": lambda args: exp.Week(
 349                this=exp.TsOrDsToDate(this=seq_get(args, 0)), mode=seq_get(args, 1)
 350            ),
 351            "WEEKOFYEAR": lambda args: exp.WeekOfYear(this=exp.TsOrDsToDate(this=seq_get(args, 0))),
 352            "YEAR": lambda args: exp.Year(this=exp.TsOrDsToDate(this=seq_get(args, 0))),
 353        }
 354
 355        FUNCTION_PARSERS = {
 356            **parser.Parser.FUNCTION_PARSERS,
 357            "CHAR": lambda self: self.expression(
 358                exp.Chr,
 359                expressions=self._parse_csv(self._parse_assignment),
 360                charset=self._match(TokenType.USING) and self._parse_var(),
 361            ),
 362            "GROUP_CONCAT": lambda self: self._parse_group_concat(),
 363            # https://dev.mysql.com/doc/refman/5.7/en/miscellaneous-functions.html#function_values
 364            "VALUES": lambda self: self.expression(
 365                exp.Anonymous, this="VALUES", expressions=[self._parse_id_var()]
 366            ),
 367            "JSON_VALUE": lambda self: self._parse_json_value(),
 368            "SUBSTR": lambda self: self._parse_substring(),
 369        }
 370
 371        STATEMENT_PARSERS = {
 372            **parser.Parser.STATEMENT_PARSERS,
 373            TokenType.SHOW: lambda self: self._parse_show(),
 374        }
 375
 376        SHOW_PARSERS = {
 377            "BINARY LOGS": _show_parser("BINARY LOGS"),
 378            "MASTER LOGS": _show_parser("BINARY LOGS"),
 379            "BINLOG EVENTS": _show_parser("BINLOG EVENTS"),
 380            "CHARACTER SET": _show_parser("CHARACTER SET"),
 381            "CHARSET": _show_parser("CHARACTER SET"),
 382            "COLLATION": _show_parser("COLLATION"),
 383            "FULL COLUMNS": _show_parser("COLUMNS", target="FROM", full=True),
 384            "COLUMNS": _show_parser("COLUMNS", target="FROM"),
 385            "CREATE DATABASE": _show_parser("CREATE DATABASE", target=True),
 386            "CREATE EVENT": _show_parser("CREATE EVENT", target=True),
 387            "CREATE FUNCTION": _show_parser("CREATE FUNCTION", target=True),
 388            "CREATE PROCEDURE": _show_parser("CREATE PROCEDURE", target=True),
 389            "CREATE TABLE": _show_parser("CREATE TABLE", target=True),
 390            "CREATE TRIGGER": _show_parser("CREATE TRIGGER", target=True),
 391            "CREATE VIEW": _show_parser("CREATE VIEW", target=True),
 392            "DATABASES": _show_parser("DATABASES"),
 393            "SCHEMAS": _show_parser("DATABASES"),
 394            "ENGINE": _show_parser("ENGINE", target=True),
 395            "STORAGE ENGINES": _show_parser("ENGINES"),
 396            "ENGINES": _show_parser("ENGINES"),
 397            "ERRORS": _show_parser("ERRORS"),
 398            "EVENTS": _show_parser("EVENTS"),
 399            "FUNCTION CODE": _show_parser("FUNCTION CODE", target=True),
 400            "FUNCTION STATUS": _show_parser("FUNCTION STATUS"),
 401            "GRANTS": _show_parser("GRANTS", target="FOR"),
 402            "INDEX": _show_parser("INDEX", target="FROM"),
 403            "MASTER STATUS": _show_parser("MASTER STATUS"),
 404            "OPEN TABLES": _show_parser("OPEN TABLES"),
 405            "PLUGINS": _show_parser("PLUGINS"),
 406            "PROCEDURE CODE": _show_parser("PROCEDURE CODE", target=True),
 407            "PROCEDURE STATUS": _show_parser("PROCEDURE STATUS"),
 408            "PRIVILEGES": _show_parser("PRIVILEGES"),
 409            "FULL PROCESSLIST": _show_parser("PROCESSLIST", full=True),
 410            "PROCESSLIST": _show_parser("PROCESSLIST"),
 411            "PROFILE": _show_parser("PROFILE"),
 412            "PROFILES": _show_parser("PROFILES"),
 413            "RELAYLOG EVENTS": _show_parser("RELAYLOG EVENTS"),
 414            "REPLICAS": _show_parser("REPLICAS"),
 415            "SLAVE HOSTS": _show_parser("REPLICAS"),
 416            "REPLICA STATUS": _show_parser("REPLICA STATUS"),
 417            "SLAVE STATUS": _show_parser("REPLICA STATUS"),
 418            "GLOBAL STATUS": _show_parser("STATUS", global_=True),
 419            "SESSION STATUS": _show_parser("STATUS"),
 420            "STATUS": _show_parser("STATUS"),
 421            "TABLE STATUS": _show_parser("TABLE STATUS"),
 422            "FULL TABLES": _show_parser("TABLES", full=True),
 423            "TABLES": _show_parser("TABLES"),
 424            "TRIGGERS": _show_parser("TRIGGERS"),
 425            "GLOBAL VARIABLES": _show_parser("VARIABLES", global_=True),
 426            "SESSION VARIABLES": _show_parser("VARIABLES"),
 427            "VARIABLES": _show_parser("VARIABLES"),
 428            "WARNINGS": _show_parser("WARNINGS"),
 429        }
 430
 431        PROPERTY_PARSERS = {
 432            **parser.Parser.PROPERTY_PARSERS,
 433            "LOCK": lambda self: self._parse_property_assignment(exp.LockProperty),
 434        }
 435
 436        SET_PARSERS = {
 437            **parser.Parser.SET_PARSERS,
 438            "PERSIST": lambda self: self._parse_set_item_assignment("PERSIST"),
 439            "PERSIST_ONLY": lambda self: self._parse_set_item_assignment("PERSIST_ONLY"),
 440            "CHARACTER SET": lambda self: self._parse_set_item_charset("CHARACTER SET"),
 441            "CHARSET": lambda self: self._parse_set_item_charset("CHARACTER SET"),
 442            "NAMES": lambda self: self._parse_set_item_names(),
 443        }
 444
 445        CONSTRAINT_PARSERS = {
 446            **parser.Parser.CONSTRAINT_PARSERS,
 447            "FULLTEXT": lambda self: self._parse_index_constraint(kind="FULLTEXT"),
 448            "INDEX": lambda self: self._parse_index_constraint(),
 449            "KEY": lambda self: self._parse_index_constraint(),
 450            "SPATIAL": lambda self: self._parse_index_constraint(kind="SPATIAL"),
 451        }
 452
 453        ALTER_PARSERS = {
 454            **parser.Parser.ALTER_PARSERS,
 455            "MODIFY": lambda self: self._parse_alter_table_alter(),
 456        }
 457
 458        ALTER_ALTER_PARSERS = {
 459            **parser.Parser.ALTER_ALTER_PARSERS,
 460            "INDEX": lambda self: self._parse_alter_table_alter_index(),
 461        }
 462
 463        SCHEMA_UNNAMED_CONSTRAINTS = {
 464            *parser.Parser.SCHEMA_UNNAMED_CONSTRAINTS,
 465            "FULLTEXT",
 466            "INDEX",
 467            "KEY",
 468            "SPATIAL",
 469        }
 470
 471        PROFILE_TYPES: parser.OPTIONS_TYPE = {
 472            **dict.fromkeys(("ALL", "CPU", "IPC", "MEMORY", "SOURCE", "SWAPS"), tuple()),
 473            "BLOCK": ("IO",),
 474            "CONTEXT": ("SWITCHES",),
 475            "PAGE": ("FAULTS",),
 476        }
 477
 478        TYPE_TOKENS = {
 479            *parser.Parser.TYPE_TOKENS,
 480            TokenType.SET,
 481        }
 482
 483        ENUM_TYPE_TOKENS = {
 484            *parser.Parser.ENUM_TYPE_TOKENS,
 485            TokenType.SET,
 486        }
 487
 488        # SELECT [ ALL | DISTINCT | DISTINCTROW ] [ <OPERATION_MODIFIERS> ]
 489        OPERATION_MODIFIERS = {
 490            "HIGH_PRIORITY",
 491            "STRAIGHT_JOIN",
 492            "SQL_SMALL_RESULT",
 493            "SQL_BIG_RESULT",
 494            "SQL_BUFFER_RESULT",
 495            "SQL_NO_CACHE",
 496            "SQL_CALC_FOUND_ROWS",
 497        }
 498
 499        LOG_DEFAULTS_TO_LN = True
 500        STRING_ALIASES = True
 501        VALUES_FOLLOWED_BY_PAREN = False
 502        SUPPORTS_PARTITION_SELECTION = True
 503
 504        def _parse_generated_as_identity(
 505            self,
 506        ) -> (
 507            exp.GeneratedAsIdentityColumnConstraint
 508            | exp.ComputedColumnConstraint
 509            | exp.GeneratedAsRowColumnConstraint
 510        ):
 511            this = super()._parse_generated_as_identity()
 512
 513            if self._match_texts(("STORED", "VIRTUAL")):
 514                persisted = self._prev.text.upper() == "STORED"
 515
 516                if isinstance(this, exp.ComputedColumnConstraint):
 517                    this.set("persisted", persisted)
 518                elif isinstance(this, exp.GeneratedAsIdentityColumnConstraint):
 519                    this = self.expression(
 520                        exp.ComputedColumnConstraint, this=this.expression, persisted=persisted
 521                    )
 522
 523            return this
 524
 525        def _parse_primary_key_part(self) -> t.Optional[exp.Expression]:
 526            this = self._parse_id_var()
 527            if not self._match(TokenType.L_PAREN):
 528                return this
 529
 530            expression = self._parse_number()
 531            self._match_r_paren()
 532            return self.expression(exp.ColumnPrefix, this=this, expression=expression)
 533
 534        def _parse_index_constraint(
 535            self, kind: t.Optional[str] = None
 536        ) -> exp.IndexColumnConstraint:
 537            if kind:
 538                self._match_texts(("INDEX", "KEY"))
 539
 540            this = self._parse_id_var(any_token=False)
 541            index_type = self._match(TokenType.USING) and self._advance_any() and self._prev.text
 542            expressions = self._parse_wrapped_csv(self._parse_ordered)
 543
 544            options = []
 545            while True:
 546                if self._match_text_seq("KEY_BLOCK_SIZE"):
 547                    self._match(TokenType.EQ)
 548                    opt = exp.IndexConstraintOption(key_block_size=self._parse_number())
 549                elif self._match(TokenType.USING):
 550                    opt = exp.IndexConstraintOption(using=self._advance_any() and self._prev.text)
 551                elif self._match_text_seq("WITH", "PARSER"):
 552                    opt = exp.IndexConstraintOption(parser=self._parse_var(any_token=True))
 553                elif self._match(TokenType.COMMENT):
 554                    opt = exp.IndexConstraintOption(comment=self._parse_string())
 555                elif self._match_text_seq("VISIBLE"):
 556                    opt = exp.IndexConstraintOption(visible=True)
 557                elif self._match_text_seq("INVISIBLE"):
 558                    opt = exp.IndexConstraintOption(visible=False)
 559                elif self._match_text_seq("ENGINE_ATTRIBUTE"):
 560                    self._match(TokenType.EQ)
 561                    opt = exp.IndexConstraintOption(engine_attr=self._parse_string())
 562                elif self._match_text_seq("SECONDARY_ENGINE_ATTRIBUTE"):
 563                    self._match(TokenType.EQ)
 564                    opt = exp.IndexConstraintOption(secondary_engine_attr=self._parse_string())
 565                else:
 566                    opt = None
 567
 568                if not opt:
 569                    break
 570
 571                options.append(opt)
 572
 573            return self.expression(
 574                exp.IndexColumnConstraint,
 575                this=this,
 576                expressions=expressions,
 577                kind=kind,
 578                index_type=index_type,
 579                options=options,
 580            )
 581
 582        def _parse_show_mysql(
 583            self,
 584            this: str,
 585            target: bool | str = False,
 586            full: t.Optional[bool] = None,
 587            global_: t.Optional[bool] = None,
 588        ) -> exp.Show:
 589            json = self._match_text_seq("JSON")
 590
 591            if target:
 592                if isinstance(target, str):
 593                    self._match_text_seq(*target.split(" "))
 594                target_id = self._parse_id_var()
 595            else:
 596                target_id = None
 597
 598            log = self._parse_string() if self._match_text_seq("IN") else None
 599
 600            if this in ("BINLOG EVENTS", "RELAYLOG EVENTS"):
 601                position = self._parse_number() if self._match_text_seq("FROM") else None
 602                db = None
 603            else:
 604                position = None
 605                db = None
 606
 607                if self._match(TokenType.FROM):
 608                    db = self._parse_id_var()
 609                elif self._match(TokenType.DOT):
 610                    db = target_id
 611                    target_id = self._parse_id_var()
 612
 613            channel = self._parse_id_var() if self._match_text_seq("FOR", "CHANNEL") else None
 614
 615            like = self._parse_string() if self._match_text_seq("LIKE") else None
 616            where = self._parse_where()
 617
 618            if this == "PROFILE":
 619                types = self._parse_csv(lambda: self._parse_var_from_options(self.PROFILE_TYPES))
 620                query = self._parse_number() if self._match_text_seq("FOR", "QUERY") else None
 621                offset = self._parse_number() if self._match_text_seq("OFFSET") else None
 622                limit = self._parse_number() if self._match_text_seq("LIMIT") else None
 623            else:
 624                types, query = None, None
 625                offset, limit = self._parse_oldstyle_limit()
 626
 627            mutex = True if self._match_text_seq("MUTEX") else None
 628            mutex = False if self._match_text_seq("STATUS") else mutex
 629
 630            for_table = self._parse_id_var() if self._match_text_seq("FOR", "TABLE") else None
 631            for_group = self._parse_string() if self._match_text_seq("FOR", "GROUP") else None
 632            for_user = self._parse_string() if self._match_text_seq("FOR", "USER") else None
 633            for_role = self._parse_string() if self._match_text_seq("FOR", "ROLE") else None
 634            into_outfile = self._parse_string() if self._match_text_seq("INTO", "OUTFILE") else None
 635
 636            return self.expression(
 637                exp.Show,
 638                this=this,
 639                target=target_id,
 640                full=full,
 641                log=log,
 642                position=position,
 643                db=db,
 644                channel=channel,
 645                like=like,
 646                where=where,
 647                types=types,
 648                query=query,
 649                offset=offset,
 650                limit=limit,
 651                mutex=mutex,
 652                for_table=for_table,
 653                for_group=for_group,
 654                for_user=for_user,
 655                for_role=for_role,
 656                into_outfile=into_outfile,
 657                json=json,
 658                **{"global": global_},  # type: ignore
 659            )
 660
 661        def _parse_oldstyle_limit(
 662            self,
 663        ) -> t.Tuple[t.Optional[exp.Expression], t.Optional[exp.Expression]]:
 664            limit = None
 665            offset = None
 666            if self._match_text_seq("LIMIT"):
 667                parts = self._parse_csv(self._parse_number)
 668                if len(parts) == 1:
 669                    limit = parts[0]
 670                elif len(parts) == 2:
 671                    limit = parts[1]
 672                    offset = parts[0]
 673
 674            return offset, limit
 675
 676        def _parse_set_item_charset(self, kind: str) -> exp.Expression:
 677            this = self._parse_string() or self._parse_unquoted_field()
 678            return self.expression(exp.SetItem, this=this, kind=kind)
 679
 680        def _parse_set_item_names(self) -> exp.Expression:
 681            charset = self._parse_string() or self._parse_unquoted_field()
 682            if self._match_text_seq("COLLATE"):
 683                collate = self._parse_string() or self._parse_unquoted_field()
 684            else:
 685                collate = None
 686
 687            return self.expression(exp.SetItem, this=charset, collate=collate, kind="NAMES")
 688
 689        def _parse_type(
 690            self, parse_interval: bool = True, fallback_to_identifier: bool = False
 691        ) -> t.Optional[exp.Expression]:
 692            # mysql binary is special and can work anywhere, even in order by operations
 693            # it operates like a no paren func
 694            if self._match(TokenType.BINARY, advance=False):
 695                data_type = self._parse_types(check_func=True, allow_identifiers=False)
 696
 697                if isinstance(data_type, exp.DataType):
 698                    return self.expression(exp.Cast, this=self._parse_column(), to=data_type)
 699
 700            return super()._parse_type(
 701                parse_interval=parse_interval, fallback_to_identifier=fallback_to_identifier
 702            )
 703
 704        def _parse_alter_table_alter_index(self) -> exp.AlterIndex:
 705            index = self._parse_field(any_token=True)
 706
 707            if self._match_text_seq("VISIBLE"):
 708                visible = True
 709            elif self._match_text_seq("INVISIBLE"):
 710                visible = False
 711            else:
 712                visible = None
 713
 714            return self.expression(exp.AlterIndex, this=index, visible=visible)
 715
 716    class Generator(generator.Generator):
 717        INTERVAL_ALLOWS_PLURAL_FORM = False
 718        LOCKING_READS_SUPPORTED = True
 719        NULL_ORDERING_SUPPORTED: t.Optional[bool] = None
 720        JOIN_HINTS = False
 721        TABLE_HINTS = True
 722        DUPLICATE_KEY_UPDATE_WITH_SET = False
 723        QUERY_HINT_SEP = " "
 724        VALUES_AS_TABLE = False
 725        NVL2_SUPPORTED = False
 726        LAST_DAY_SUPPORTS_DATE_PART = False
 727        JSON_TYPE_REQUIRED_FOR_EXTRACTION = True
 728        JSON_PATH_BRACKETED_KEY_SUPPORTED = False
 729        JSON_KEY_VALUE_PAIR_SEP = ","
 730        SUPPORTS_TO_NUMBER = False
 731        PARSE_JSON_NAME: t.Optional[str] = None
 732        PAD_FILL_PATTERN_IS_REQUIRED = True
 733        WRAP_DERIVED_VALUES = False
 734        VARCHAR_REQUIRES_SIZE = True
 735        SUPPORTS_MEDIAN = False
 736
 737        TRANSFORMS = {
 738            **generator.Generator.TRANSFORMS,
 739            exp.ArrayAgg: rename_func("GROUP_CONCAT"),
 740            exp.BitwiseAndAgg: rename_func("BIT_AND"),
 741            exp.BitwiseOrAgg: rename_func("BIT_OR"),
 742            exp.BitwiseXorAgg: rename_func("BIT_XOR"),
 743            exp.BitwiseCountAgg: rename_func("BIT_COUNT"),
 744            exp.CurrentDate: no_paren_current_date_sql,
 745            exp.DateDiff: _remove_ts_or_ds_to_date(
 746                lambda self, e: self.func("DATEDIFF", e.this, e.expression), ("this", "expression")
 747            ),
 748            exp.DateAdd: _remove_ts_or_ds_to_date(date_add_sql("ADD")),
 749            exp.DateStrToDate: datestrtodate_sql,
 750            exp.DateSub: _remove_ts_or_ds_to_date(date_add_sql("SUB")),
 751            exp.DateTrunc: _date_trunc_sql,
 752            exp.Day: _remove_ts_or_ds_to_date(),
 753            exp.DayOfMonth: _remove_ts_or_ds_to_date(rename_func("DAYOFMONTH")),
 754            exp.DayOfWeek: _remove_ts_or_ds_to_date(rename_func("DAYOFWEEK")),
 755            exp.DayOfYear: _remove_ts_or_ds_to_date(rename_func("DAYOFYEAR")),
 756            exp.GroupConcat: lambda self,
 757            e: f"""GROUP_CONCAT({self.sql(e, "this")} SEPARATOR {self.sql(e, "separator") or "','"})""",
 758            exp.ILike: no_ilike_sql,
 759            exp.JSONExtractScalar: arrow_json_extract_sql,
 760            exp.Length: length_or_char_length_sql,
 761            exp.LogicalOr: rename_func("MAX"),
 762            exp.LogicalAnd: rename_func("MIN"),
 763            exp.Max: max_or_greatest,
 764            exp.Min: min_or_least,
 765            exp.Month: _remove_ts_or_ds_to_date(),
 766            exp.NullSafeEQ: lambda self, e: self.binary(e, "<=>"),
 767            exp.NullSafeNEQ: lambda self, e: f"NOT {self.binary(e, '<=>')}",
 768            exp.NumberToStr: rename_func("FORMAT"),
 769            exp.Pivot: no_pivot_sql,
 770            exp.Select: transforms.preprocess(
 771                [
 772                    transforms.eliminate_distinct_on,
 773                    transforms.eliminate_semi_and_anti_joins,
 774                    transforms.eliminate_qualify,
 775                    transforms.eliminate_full_outer_join,
 776                    transforms.unnest_generate_date_array_using_recursive_cte,
 777                ]
 778            ),
 779            exp.StrPosition: lambda self, e: strposition_sql(
 780                self, e, func_name="LOCATE", supports_position=True
 781            ),
 782            exp.StrToDate: _str_to_date_sql,
 783            exp.StrToTime: _str_to_date_sql,
 784            exp.Stuff: rename_func("INSERT"),
 785            exp.TableSample: no_tablesample_sql,
 786            exp.TimeFromParts: rename_func("MAKETIME"),
 787            exp.TimestampAdd: date_add_interval_sql("DATE", "ADD"),
 788            exp.TimestampDiff: lambda self, e: self.func(
 789                "TIMESTAMPDIFF", unit_to_var(e), e.expression, e.this
 790            ),
 791            exp.TimestampSub: date_add_interval_sql("DATE", "SUB"),
 792            exp.TimeStrToUnix: rename_func("UNIX_TIMESTAMP"),
 793            exp.TimeStrToTime: lambda self, e: timestrtotime_sql(
 794                self,
 795                e,
 796                include_precision=not e.args.get("zone"),
 797            ),
 798            exp.TimeToStr: _remove_ts_or_ds_to_date(
 799                lambda self, e: self.func("DATE_FORMAT", e.this, self.format_time(e))
 800            ),
 801            exp.Trim: trim_sql,
 802            exp.TryCast: no_trycast_sql,
 803            exp.TsOrDsAdd: date_add_sql("ADD"),
 804            exp.TsOrDsDiff: lambda self, e: self.func("DATEDIFF", e.this, e.expression),
 805            exp.TsOrDsToDate: _ts_or_ds_to_date_sql,
 806            exp.Unicode: lambda self, e: f"ORD(CONVERT({self.sql(e.this)} USING utf32))",
 807            exp.UnixToTime: _unix_to_time_sql,
 808            exp.Week: _remove_ts_or_ds_to_date(),
 809            exp.WeekOfYear: _remove_ts_or_ds_to_date(rename_func("WEEKOFYEAR")),
 810            exp.Year: _remove_ts_or_ds_to_date(),
 811            exp.UtcTimestamp: rename_func("UTC_TIMESTAMP"),
 812            exp.UtcTime: rename_func("UTC_TIME"),
 813        }
 814
 815        UNSIGNED_TYPE_MAPPING = {
 816            exp.DataType.Type.UBIGINT: "BIGINT",
 817            exp.DataType.Type.UINT: "INT",
 818            exp.DataType.Type.UMEDIUMINT: "MEDIUMINT",
 819            exp.DataType.Type.USMALLINT: "SMALLINT",
 820            exp.DataType.Type.UTINYINT: "TINYINT",
 821            exp.DataType.Type.UDECIMAL: "DECIMAL",
 822            exp.DataType.Type.UDOUBLE: "DOUBLE",
 823        }
 824
 825        TIMESTAMP_TYPE_MAPPING = {
 826            exp.DataType.Type.DATETIME2: "DATETIME",
 827            exp.DataType.Type.SMALLDATETIME: "DATETIME",
 828            exp.DataType.Type.TIMESTAMP: "DATETIME",
 829            exp.DataType.Type.TIMESTAMPNTZ: "DATETIME",
 830            exp.DataType.Type.TIMESTAMPTZ: "TIMESTAMP",
 831            exp.DataType.Type.TIMESTAMPLTZ: "TIMESTAMP",
 832        }
 833
 834        TYPE_MAPPING = {
 835            **generator.Generator.TYPE_MAPPING,
 836            **UNSIGNED_TYPE_MAPPING,
 837            **TIMESTAMP_TYPE_MAPPING,
 838        }
 839
 840        TYPE_MAPPING.pop(exp.DataType.Type.MEDIUMTEXT)
 841        TYPE_MAPPING.pop(exp.DataType.Type.LONGTEXT)
 842        TYPE_MAPPING.pop(exp.DataType.Type.TINYTEXT)
 843        TYPE_MAPPING.pop(exp.DataType.Type.BLOB)
 844        TYPE_MAPPING.pop(exp.DataType.Type.MEDIUMBLOB)
 845        TYPE_MAPPING.pop(exp.DataType.Type.LONGBLOB)
 846        TYPE_MAPPING.pop(exp.DataType.Type.TINYBLOB)
 847
 848        PROPERTIES_LOCATION = {
 849            **generator.Generator.PROPERTIES_LOCATION,
 850            exp.TransientProperty: exp.Properties.Location.UNSUPPORTED,
 851            exp.VolatileProperty: exp.Properties.Location.UNSUPPORTED,
 852        }
 853
 854        LIMIT_FETCH = "LIMIT"
 855
 856        LIMIT_ONLY_LITERALS = True
 857
 858        CHAR_CAST_MAPPING = dict.fromkeys(
 859            (
 860                exp.DataType.Type.LONGTEXT,
 861                exp.DataType.Type.LONGBLOB,
 862                exp.DataType.Type.MEDIUMBLOB,
 863                exp.DataType.Type.MEDIUMTEXT,
 864                exp.DataType.Type.TEXT,
 865                exp.DataType.Type.TINYBLOB,
 866                exp.DataType.Type.TINYTEXT,
 867                exp.DataType.Type.VARCHAR,
 868            ),
 869            "CHAR",
 870        )
 871        SIGNED_CAST_MAPPING = dict.fromkeys(
 872            (
 873                exp.DataType.Type.BIGINT,
 874                exp.DataType.Type.BOOLEAN,
 875                exp.DataType.Type.INT,
 876                exp.DataType.Type.SMALLINT,
 877                exp.DataType.Type.TINYINT,
 878                exp.DataType.Type.MEDIUMINT,
 879            ),
 880            "SIGNED",
 881        )
 882
 883        # MySQL doesn't support many datatypes in cast.
 884        # https://dev.mysql.com/doc/refman/8.0/en/cast-functions.html#function_cast
 885        CAST_MAPPING = {
 886            **CHAR_CAST_MAPPING,
 887            **SIGNED_CAST_MAPPING,
 888            exp.DataType.Type.UBIGINT: "UNSIGNED",
 889        }
 890
 891        TIMESTAMP_FUNC_TYPES = {
 892            exp.DataType.Type.TIMESTAMPTZ,
 893            exp.DataType.Type.TIMESTAMPLTZ,
 894        }
 895
 896        # https://dev.mysql.com/doc/refman/8.0/en/keywords.html
 897        RESERVED_KEYWORDS = {
 898            "accessible",
 899            "add",
 900            "all",
 901            "alter",
 902            "analyze",
 903            "and",
 904            "as",
 905            "asc",
 906            "asensitive",
 907            "before",
 908            "between",
 909            "bigint",
 910            "binary",
 911            "blob",
 912            "both",
 913            "by",
 914            "call",
 915            "cascade",
 916            "case",
 917            "change",
 918            "char",
 919            "character",
 920            "check",
 921            "collate",
 922            "column",
 923            "condition",
 924            "constraint",
 925            "continue",
 926            "convert",
 927            "create",
 928            "cross",
 929            "cube",
 930            "cume_dist",
 931            "current_date",
 932            "current_time",
 933            "current_timestamp",
 934            "current_user",
 935            "cursor",
 936            "database",
 937            "databases",
 938            "day_hour",
 939            "day_microsecond",
 940            "day_minute",
 941            "day_second",
 942            "dec",
 943            "decimal",
 944            "declare",
 945            "default",
 946            "delayed",
 947            "delete",
 948            "dense_rank",
 949            "desc",
 950            "describe",
 951            "deterministic",
 952            "distinct",
 953            "distinctrow",
 954            "div",
 955            "double",
 956            "drop",
 957            "dual",
 958            "each",
 959            "else",
 960            "elseif",
 961            "empty",
 962            "enclosed",
 963            "escaped",
 964            "except",
 965            "exists",
 966            "exit",
 967            "explain",
 968            "false",
 969            "fetch",
 970            "first_value",
 971            "float",
 972            "float4",
 973            "float8",
 974            "for",
 975            "force",
 976            "foreign",
 977            "from",
 978            "fulltext",
 979            "function",
 980            "generated",
 981            "get",
 982            "grant",
 983            "group",
 984            "grouping",
 985            "groups",
 986            "having",
 987            "high_priority",
 988            "hour_microsecond",
 989            "hour_minute",
 990            "hour_second",
 991            "if",
 992            "ignore",
 993            "in",
 994            "index",
 995            "infile",
 996            "inner",
 997            "inout",
 998            "insensitive",
 999            "insert",
1000            "int",
1001            "int1",
1002            "int2",
1003            "int3",
1004            "int4",
1005            "int8",
1006            "integer",
1007            "intersect",
1008            "interval",
1009            "into",
1010            "io_after_gtids",
1011            "io_before_gtids",
1012            "is",
1013            "iterate",
1014            "join",
1015            "json_table",
1016            "key",
1017            "keys",
1018            "kill",
1019            "lag",
1020            "last_value",
1021            "lateral",
1022            "lead",
1023            "leading",
1024            "leave",
1025            "left",
1026            "like",
1027            "limit",
1028            "linear",
1029            "lines",
1030            "load",
1031            "localtime",
1032            "localtimestamp",
1033            "lock",
1034            "long",
1035            "longblob",
1036            "longtext",
1037            "loop",
1038            "low_priority",
1039            "master_bind",
1040            "master_ssl_verify_server_cert",
1041            "match",
1042            "maxvalue",
1043            "mediumblob",
1044            "mediumint",
1045            "mediumtext",
1046            "middleint",
1047            "minute_microsecond",
1048            "minute_second",
1049            "mod",
1050            "modifies",
1051            "natural",
1052            "not",
1053            "no_write_to_binlog",
1054            "nth_value",
1055            "ntile",
1056            "null",
1057            "numeric",
1058            "of",
1059            "on",
1060            "optimize",
1061            "optimizer_costs",
1062            "option",
1063            "optionally",
1064            "or",
1065            "order",
1066            "out",
1067            "outer",
1068            "outfile",
1069            "over",
1070            "partition",
1071            "percent_rank",
1072            "precision",
1073            "primary",
1074            "procedure",
1075            "purge",
1076            "range",
1077            "rank",
1078            "read",
1079            "reads",
1080            "read_write",
1081            "real",
1082            "recursive",
1083            "references",
1084            "regexp",
1085            "release",
1086            "rename",
1087            "repeat",
1088            "replace",
1089            "require",
1090            "resignal",
1091            "restrict",
1092            "return",
1093            "revoke",
1094            "right",
1095            "rlike",
1096            "row",
1097            "rows",
1098            "row_number",
1099            "schema",
1100            "schemas",
1101            "second_microsecond",
1102            "select",
1103            "sensitive",
1104            "separator",
1105            "set",
1106            "show",
1107            "signal",
1108            "smallint",
1109            "spatial",
1110            "specific",
1111            "sql",
1112            "sqlexception",
1113            "sqlstate",
1114            "sqlwarning",
1115            "sql_big_result",
1116            "sql_calc_found_rows",
1117            "sql_small_result",
1118            "ssl",
1119            "starting",
1120            "stored",
1121            "straight_join",
1122            "system",
1123            "table",
1124            "terminated",
1125            "then",
1126            "tinyblob",
1127            "tinyint",
1128            "tinytext",
1129            "to",
1130            "trailing",
1131            "trigger",
1132            "true",
1133            "undo",
1134            "union",
1135            "unique",
1136            "unlock",
1137            "unsigned",
1138            "update",
1139            "usage",
1140            "use",
1141            "using",
1142            "utc_date",
1143            "utc_time",
1144            "utc_timestamp",
1145            "values",
1146            "varbinary",
1147            "varchar",
1148            "varcharacter",
1149            "varying",
1150            "virtual",
1151            "when",
1152            "where",
1153            "while",
1154            "window",
1155            "with",
1156            "write",
1157            "xor",
1158            "year_month",
1159            "zerofill",
1160        }
1161
1162        def computedcolumnconstraint_sql(self, expression: exp.ComputedColumnConstraint) -> str:
1163            persisted = "STORED" if expression.args.get("persisted") else "VIRTUAL"
1164            return f"GENERATED ALWAYS AS ({self.sql(expression.this.unnest())}) {persisted}"
1165
1166        def array_sql(self, expression: exp.Array) -> str:
1167            self.unsupported("Arrays are not supported by MySQL")
1168            return self.function_fallback_sql(expression)
1169
1170        def arraycontainsall_sql(self, expression: exp.ArrayContainsAll) -> str:
1171            self.unsupported("Array operations are not supported by MySQL")
1172            return self.function_fallback_sql(expression)
1173
1174        def dpipe_sql(self, expression: exp.DPipe) -> str:
1175            return self.func("CONCAT", *expression.flatten())
1176
1177        def extract_sql(self, expression: exp.Extract) -> str:
1178            unit = expression.name
1179            if unit and unit.lower() == "epoch":
1180                return self.func("UNIX_TIMESTAMP", expression.expression)
1181
1182            return super().extract_sql(expression)
1183
1184        def datatype_sql(self, expression: exp.DataType) -> str:
1185            if (
1186                self.VARCHAR_REQUIRES_SIZE
1187                and expression.is_type(exp.DataType.Type.VARCHAR)
1188                and not expression.expressions
1189            ):
1190                # `VARCHAR` must always have a size - if it doesn't, we always generate `TEXT`
1191                return "TEXT"
1192
1193            # https://dev.mysql.com/doc/refman/8.0/en/numeric-type-syntax.html
1194            result = super().datatype_sql(expression)
1195            if expression.this in self.UNSIGNED_TYPE_MAPPING:
1196                result = f"{result} UNSIGNED"
1197
1198            return result
1199
1200        def jsonarraycontains_sql(self, expression: exp.JSONArrayContains) -> str:
1201            return f"{self.sql(expression, 'this')} MEMBER OF({self.sql(expression, 'expression')})"
1202
1203        def cast_sql(self, expression: exp.Cast, safe_prefix: t.Optional[str] = None) -> str:
1204            if expression.to.this in self.TIMESTAMP_FUNC_TYPES:
1205                return self.func("TIMESTAMP", expression.this)
1206
1207            to = self.CAST_MAPPING.get(expression.to.this)
1208
1209            if to:
1210                expression.to.set("this", to)
1211            return super().cast_sql(expression)
1212
1213        def show_sql(self, expression: exp.Show) -> str:
1214            this = f" {expression.name}"
1215            full = " FULL" if expression.args.get("full") else ""
1216            global_ = " GLOBAL" if expression.args.get("global") else ""
1217
1218            target = self.sql(expression, "target")
1219            target = f" {target}" if target else ""
1220            if expression.name in ("COLUMNS", "INDEX"):
1221                target = f" FROM{target}"
1222            elif expression.name == "GRANTS":
1223                target = f" FOR{target}"
1224            elif expression.name in ("LINKS", "PARTITIONS"):
1225                target = f" ON{target}" if target else ""
1226            elif expression.name == "PROJECTIONS":
1227                target = f" ON TABLE{target}" if target else ""
1228
1229            db = self._prefixed_sql("FROM", expression, "db")
1230
1231            like = self._prefixed_sql("LIKE", expression, "like")
1232            where = self.sql(expression, "where")
1233
1234            types = self.expressions(expression, key="types")
1235            types = f" {types}" if types else types
1236            query = self._prefixed_sql("FOR QUERY", expression, "query")
1237
1238            if expression.name == "PROFILE":
1239                offset = self._prefixed_sql("OFFSET", expression, "offset")
1240                limit = self._prefixed_sql("LIMIT", expression, "limit")
1241            else:
1242                offset = ""
1243                limit = self._oldstyle_limit_sql(expression)
1244
1245            log = self._prefixed_sql("IN", expression, "log")
1246            position = self._prefixed_sql("FROM", expression, "position")
1247
1248            channel = self._prefixed_sql("FOR CHANNEL", expression, "channel")
1249
1250            if expression.name == "ENGINE":
1251                mutex_or_status = " MUTEX" if expression.args.get("mutex") else " STATUS"
1252            else:
1253                mutex_or_status = ""
1254
1255            for_table = self._prefixed_sql("FOR TABLE", expression, "for_table")
1256            for_group = self._prefixed_sql("FOR GROUP", expression, "for_group")
1257            for_user = self._prefixed_sql("FOR USER", expression, "for_user")
1258            for_role = self._prefixed_sql("FOR ROLE", expression, "for_role")
1259            into_outfile = self._prefixed_sql("INTO OUTFILE", expression, "into_outfile")
1260            json = " JSON" if expression.args.get("json") else ""
1261
1262            return f"SHOW{full}{global_}{this}{json}{target}{for_table}{types}{db}{query}{log}{position}{channel}{mutex_or_status}{like}{where}{offset}{limit}{for_group}{for_user}{for_role}{into_outfile}"
1263
1264        def altercolumn_sql(self, expression: exp.AlterColumn) -> str:
1265            dtype = self.sql(expression, "dtype")
1266            if not dtype:
1267                return super().altercolumn_sql(expression)
1268
1269            this = self.sql(expression, "this")
1270            return f"MODIFY COLUMN {this} {dtype}"
1271
1272        def _prefixed_sql(self, prefix: str, expression: exp.Expression, arg: str) -> str:
1273            sql = self.sql(expression, arg)
1274            return f" {prefix} {sql}" if sql else ""
1275
1276        def _oldstyle_limit_sql(self, expression: exp.Show) -> str:
1277            limit = self.sql(expression, "limit")
1278            offset = self.sql(expression, "offset")
1279            if limit:
1280                limit_offset = f"{offset}, {limit}" if offset else limit
1281                return f" LIMIT {limit_offset}"
1282            return ""
1283
1284        def chr_sql(self, expression: exp.Chr) -> str:
1285            this = self.expressions(sqls=[expression.this] + expression.expressions)
1286            charset = expression.args.get("charset")
1287            using = f" USING {self.sql(charset)}" if charset else ""
1288            return f"CHAR({this}{using})"
1289
1290        def timestamptrunc_sql(self, expression: exp.TimestampTrunc) -> str:
1291            unit = expression.args.get("unit")
1292
1293            # Pick an old-enough date to avoid negative timestamp diffs
1294            start_ts = "'0000-01-01 00:00:00'"
1295
1296            # Source: https://stackoverflow.com/a/32955740
1297            timestamp_diff = build_date_delta(exp.TimestampDiff)([unit, start_ts, expression.this])
1298            interval = exp.Interval(this=timestamp_diff, unit=unit)
1299            dateadd = build_date_delta_with_interval(exp.DateAdd)([start_ts, interval])
1300
1301            return self.sql(dateadd)
1302
1303        def converttimezone_sql(self, expression: exp.ConvertTimezone) -> str:
1304            from_tz = expression.args.get("source_tz")
1305            to_tz = expression.args.get("target_tz")
1306            dt = expression.args.get("timestamp")
1307
1308            return self.func("CONVERT_TZ", dt, from_tz, to_tz)
1309
1310        def attimezone_sql(self, expression: exp.AtTimeZone) -> str:
1311            self.unsupported("AT TIME ZONE is not supported by MySQL")
1312            return self.sql(expression.this)
1313
1314        def isascii_sql(self, expression: exp.IsAscii) -> str:
1315            return f"REGEXP_LIKE({self.sql(expression.this)}, '^[[:ascii:]]*$')"
1316
1317        @unsupported_args("this")
1318        def currentschema_sql(self, expression: exp.CurrentSchema) -> str:
1319            return self.func("SCHEMA")
TIME_SPECIFIERS = {'p', 'I', 'S', 'i', 'l', 's', 'h', 'T', 'f', 'r', 'k', 'H'}
def date_add_sql( kind: str) -> Callable[[sqlglot.generator.Generator, sqlglot.expressions.Expression], str]:
116def date_add_sql(
117    kind: str,
118) -> t.Callable[[generator.Generator, exp.Expression], str]:
119    def func(self: generator.Generator, expression: exp.Expression) -> str:
120        return self.func(
121            f"DATE_{kind}",
122            expression.this,
123            exp.Interval(this=expression.expression, unit=unit_to_var(expression)),
124        )
125
126    return func
class MySQL(sqlglot.dialects.dialect.Dialect):
 149class MySQL(Dialect):
 150    PROMOTE_TO_INFERRED_DATETIME_TYPE = True
 151
 152    # https://dev.mysql.com/doc/refman/8.0/en/identifiers.html
 153    IDENTIFIERS_CAN_START_WITH_DIGIT = True
 154
 155    # We default to treating all identifiers as case-sensitive, since it matches MySQL's
 156    # behavior on Linux systems. For MacOS and Windows systems, one can override this
 157    # setting by specifying `dialect="mysql, normalization_strategy = lowercase"`.
 158    #
 159    # See also https://dev.mysql.com/doc/refman/8.2/en/identifier-case-sensitivity.html
 160    NORMALIZATION_STRATEGY = NormalizationStrategy.CASE_SENSITIVE
 161
 162    TIME_FORMAT = "'%Y-%m-%d %T'"
 163    DPIPE_IS_STRING_CONCAT = False
 164    SUPPORTS_USER_DEFINED_TYPES = False
 165    SUPPORTS_SEMI_ANTI_JOIN = False
 166    SAFE_DIVISION = True
 167
 168    # https://prestodb.io/docs/current/functions/datetime.html#mysql-date-functions
 169    TIME_MAPPING = {
 170        "%M": "%B",
 171        "%c": "%-m",
 172        "%e": "%-d",
 173        "%h": "%I",
 174        "%i": "%M",
 175        "%s": "%S",
 176        "%u": "%W",
 177        "%k": "%-H",
 178        "%l": "%-I",
 179        "%T": "%H:%M:%S",
 180        "%W": "%A",
 181    }
 182
 183    class Tokenizer(tokens.Tokenizer):
 184        QUOTES = ["'", '"']
 185        COMMENTS = ["--", "#", ("/*", "*/")]
 186        IDENTIFIERS = ["`"]
 187        STRING_ESCAPES = ["'", '"', "\\"]
 188        BIT_STRINGS = [("b'", "'"), ("B'", "'"), ("0b", "")]
 189        HEX_STRINGS = [("x'", "'"), ("X'", "'"), ("0x", "")]
 190
 191        NESTED_COMMENTS = False
 192
 193        KEYWORDS = {
 194            **tokens.Tokenizer.KEYWORDS,
 195            "BLOB": TokenType.BLOB,
 196            "CHARSET": TokenType.CHARACTER_SET,
 197            "DISTINCTROW": TokenType.DISTINCT,
 198            "EXPLAIN": TokenType.DESCRIBE,
 199            "FORCE": TokenType.FORCE,
 200            "IGNORE": TokenType.IGNORE,
 201            "KEY": TokenType.KEY,
 202            "LOCK TABLES": TokenType.COMMAND,
 203            "LONGBLOB": TokenType.LONGBLOB,
 204            "LONGTEXT": TokenType.LONGTEXT,
 205            "MEDIUMBLOB": TokenType.MEDIUMBLOB,
 206            "MEDIUMINT": TokenType.MEDIUMINT,
 207            "MEDIUMTEXT": TokenType.MEDIUMTEXT,
 208            "MEMBER OF": TokenType.MEMBER_OF,
 209            "MOD": TokenType.MOD,
 210            "SEPARATOR": TokenType.SEPARATOR,
 211            "SERIAL": TokenType.SERIAL,
 212            "SIGNED": TokenType.BIGINT,
 213            "SIGNED INTEGER": TokenType.BIGINT,
 214            "SOUNDS LIKE": TokenType.SOUNDS_LIKE,
 215            "START": TokenType.BEGIN,
 216            "TIMESTAMP": TokenType.TIMESTAMPTZ,
 217            "TINYBLOB": TokenType.TINYBLOB,
 218            "TINYTEXT": TokenType.TINYTEXT,
 219            "UNLOCK TABLES": TokenType.COMMAND,
 220            "UNSIGNED": TokenType.UBIGINT,
 221            "UNSIGNED INTEGER": TokenType.UBIGINT,
 222            "YEAR": TokenType.YEAR,
 223            "_ARMSCII8": TokenType.INTRODUCER,
 224            "_ASCII": TokenType.INTRODUCER,
 225            "_BIG5": TokenType.INTRODUCER,
 226            "_BINARY": TokenType.INTRODUCER,
 227            "_CP1250": TokenType.INTRODUCER,
 228            "_CP1251": TokenType.INTRODUCER,
 229            "_CP1256": TokenType.INTRODUCER,
 230            "_CP1257": TokenType.INTRODUCER,
 231            "_CP850": TokenType.INTRODUCER,
 232            "_CP852": TokenType.INTRODUCER,
 233            "_CP866": TokenType.INTRODUCER,
 234            "_CP932": TokenType.INTRODUCER,
 235            "_DEC8": TokenType.INTRODUCER,
 236            "_EUCJPMS": TokenType.INTRODUCER,
 237            "_EUCKR": TokenType.INTRODUCER,
 238            "_GB18030": TokenType.INTRODUCER,
 239            "_GB2312": TokenType.INTRODUCER,
 240            "_GBK": TokenType.INTRODUCER,
 241            "_GEOSTD8": TokenType.INTRODUCER,
 242            "_GREEK": TokenType.INTRODUCER,
 243            "_HEBREW": TokenType.INTRODUCER,
 244            "_HP8": TokenType.INTRODUCER,
 245            "_KEYBCS2": TokenType.INTRODUCER,
 246            "_KOI8R": TokenType.INTRODUCER,
 247            "_KOI8U": TokenType.INTRODUCER,
 248            "_LATIN1": TokenType.INTRODUCER,
 249            "_LATIN2": TokenType.INTRODUCER,
 250            "_LATIN5": TokenType.INTRODUCER,
 251            "_LATIN7": TokenType.INTRODUCER,
 252            "_MACCE": TokenType.INTRODUCER,
 253            "_MACROMAN": TokenType.INTRODUCER,
 254            "_SJIS": TokenType.INTRODUCER,
 255            "_SWE7": TokenType.INTRODUCER,
 256            "_TIS620": TokenType.INTRODUCER,
 257            "_UCS2": TokenType.INTRODUCER,
 258            "_UJIS": TokenType.INTRODUCER,
 259            # https://dev.mysql.com/doc/refman/8.0/en/string-literals.html
 260            "_UTF8": TokenType.INTRODUCER,
 261            "_UTF16": TokenType.INTRODUCER,
 262            "_UTF16LE": TokenType.INTRODUCER,
 263            "_UTF32": TokenType.INTRODUCER,
 264            "_UTF8MB3": TokenType.INTRODUCER,
 265            "_UTF8MB4": TokenType.INTRODUCER,
 266            "@@": TokenType.SESSION_PARAMETER,
 267        }
 268
 269        COMMANDS = {*tokens.Tokenizer.COMMANDS, TokenType.REPLACE} - {TokenType.SHOW}
 270
 271    class Parser(parser.Parser):
 272        FUNC_TOKENS = {
 273            *parser.Parser.FUNC_TOKENS,
 274            TokenType.DATABASE,
 275            TokenType.MOD,
 276            TokenType.SCHEMA,
 277            TokenType.VALUES,
 278        }
 279
 280        CONJUNCTION = {
 281            **parser.Parser.CONJUNCTION,
 282            TokenType.DAMP: exp.And,
 283            TokenType.XOR: exp.Xor,
 284        }
 285
 286        DISJUNCTION = {
 287            **parser.Parser.DISJUNCTION,
 288            TokenType.DPIPE: exp.Or,
 289        }
 290
 291        TABLE_ALIAS_TOKENS = (
 292            parser.Parser.TABLE_ALIAS_TOKENS - parser.Parser.TABLE_INDEX_HINT_TOKENS
 293        )
 294
 295        RANGE_PARSERS = {
 296            **parser.Parser.RANGE_PARSERS,
 297            TokenType.SOUNDS_LIKE: lambda self, this: self.expression(
 298                exp.EQ,
 299                this=self.expression(exp.Soundex, this=this),
 300                expression=self.expression(exp.Soundex, this=self._parse_term()),
 301            ),
 302            TokenType.MEMBER_OF: lambda self, this: self.expression(
 303                exp.JSONArrayContains,
 304                this=this,
 305                expression=self._parse_wrapped(self._parse_expression),
 306            ),
 307        }
 308
 309        FUNCTIONS = {
 310            **parser.Parser.FUNCTIONS,
 311            "BIT_AND": exp.BitwiseAndAgg.from_arg_list,
 312            "BIT_OR": exp.BitwiseOrAgg.from_arg_list,
 313            "BIT_XOR": exp.BitwiseXorAgg.from_arg_list,
 314            "BIT_COUNT": exp.BitwiseCountAgg.from_arg_list,
 315            "CONVERT_TZ": lambda args: exp.ConvertTimezone(
 316                source_tz=seq_get(args, 1), target_tz=seq_get(args, 2), timestamp=seq_get(args, 0)
 317            ),
 318            "CURDATE": exp.CurrentDate.from_arg_list,
 319            "DATE": lambda args: exp.TsOrDsToDate(this=seq_get(args, 0)),
 320            "DATE_ADD": build_date_delta_with_interval(exp.DateAdd),
 321            "DATE_FORMAT": build_formatted_time(exp.TimeToStr, "mysql"),
 322            "DATE_SUB": build_date_delta_with_interval(exp.DateSub),
 323            "DAY": lambda args: exp.Day(this=exp.TsOrDsToDate(this=seq_get(args, 0))),
 324            "DAYOFMONTH": lambda args: exp.DayOfMonth(this=exp.TsOrDsToDate(this=seq_get(args, 0))),
 325            "DAYOFWEEK": lambda args: exp.DayOfWeek(this=exp.TsOrDsToDate(this=seq_get(args, 0))),
 326            "DAYOFYEAR": lambda args: exp.DayOfYear(this=exp.TsOrDsToDate(this=seq_get(args, 0))),
 327            "FORMAT": exp.NumberToStr.from_arg_list,
 328            "FROM_UNIXTIME": build_formatted_time(exp.UnixToTime, "mysql"),
 329            "ISNULL": isnull_to_is_null,
 330            "LENGTH": lambda args: exp.Length(this=seq_get(args, 0), binary=True),
 331            "MAKETIME": exp.TimeFromParts.from_arg_list,
 332            "MONTH": lambda args: exp.Month(this=exp.TsOrDsToDate(this=seq_get(args, 0))),
 333            "MONTHNAME": lambda args: exp.TimeToStr(
 334                this=exp.TsOrDsToDate(this=seq_get(args, 0)),
 335                format=exp.Literal.string("%B"),
 336            ),
 337            "SCHEMA": exp.CurrentSchema.from_arg_list,
 338            "DATABASE": exp.CurrentSchema.from_arg_list,
 339            "STR_TO_DATE": _str_to_date,
 340            "TIMESTAMPDIFF": build_date_delta(exp.TimestampDiff),
 341            "TO_DAYS": lambda args: exp.paren(
 342                exp.DateDiff(
 343                    this=exp.TsOrDsToDate(this=seq_get(args, 0)),
 344                    expression=exp.TsOrDsToDate(this=exp.Literal.string("0000-01-01")),
 345                    unit=exp.var("DAY"),
 346                )
 347                + 1
 348            ),
 349            "WEEK": lambda args: exp.Week(
 350                this=exp.TsOrDsToDate(this=seq_get(args, 0)), mode=seq_get(args, 1)
 351            ),
 352            "WEEKOFYEAR": lambda args: exp.WeekOfYear(this=exp.TsOrDsToDate(this=seq_get(args, 0))),
 353            "YEAR": lambda args: exp.Year(this=exp.TsOrDsToDate(this=seq_get(args, 0))),
 354        }
 355
 356        FUNCTION_PARSERS = {
 357            **parser.Parser.FUNCTION_PARSERS,
 358            "CHAR": lambda self: self.expression(
 359                exp.Chr,
 360                expressions=self._parse_csv(self._parse_assignment),
 361                charset=self._match(TokenType.USING) and self._parse_var(),
 362            ),
 363            "GROUP_CONCAT": lambda self: self._parse_group_concat(),
 364            # https://dev.mysql.com/doc/refman/5.7/en/miscellaneous-functions.html#function_values
 365            "VALUES": lambda self: self.expression(
 366                exp.Anonymous, this="VALUES", expressions=[self._parse_id_var()]
 367            ),
 368            "JSON_VALUE": lambda self: self._parse_json_value(),
 369            "SUBSTR": lambda self: self._parse_substring(),
 370        }
 371
 372        STATEMENT_PARSERS = {
 373            **parser.Parser.STATEMENT_PARSERS,
 374            TokenType.SHOW: lambda self: self._parse_show(),
 375        }
 376
 377        SHOW_PARSERS = {
 378            "BINARY LOGS": _show_parser("BINARY LOGS"),
 379            "MASTER LOGS": _show_parser("BINARY LOGS"),
 380            "BINLOG EVENTS": _show_parser("BINLOG EVENTS"),
 381            "CHARACTER SET": _show_parser("CHARACTER SET"),
 382            "CHARSET": _show_parser("CHARACTER SET"),
 383            "COLLATION": _show_parser("COLLATION"),
 384            "FULL COLUMNS": _show_parser("COLUMNS", target="FROM", full=True),
 385            "COLUMNS": _show_parser("COLUMNS", target="FROM"),
 386            "CREATE DATABASE": _show_parser("CREATE DATABASE", target=True),
 387            "CREATE EVENT": _show_parser("CREATE EVENT", target=True),
 388            "CREATE FUNCTION": _show_parser("CREATE FUNCTION", target=True),
 389            "CREATE PROCEDURE": _show_parser("CREATE PROCEDURE", target=True),
 390            "CREATE TABLE": _show_parser("CREATE TABLE", target=True),
 391            "CREATE TRIGGER": _show_parser("CREATE TRIGGER", target=True),
 392            "CREATE VIEW": _show_parser("CREATE VIEW", target=True),
 393            "DATABASES": _show_parser("DATABASES"),
 394            "SCHEMAS": _show_parser("DATABASES"),
 395            "ENGINE": _show_parser("ENGINE", target=True),
 396            "STORAGE ENGINES": _show_parser("ENGINES"),
 397            "ENGINES": _show_parser("ENGINES"),
 398            "ERRORS": _show_parser("ERRORS"),
 399            "EVENTS": _show_parser("EVENTS"),
 400            "FUNCTION CODE": _show_parser("FUNCTION CODE", target=True),
 401            "FUNCTION STATUS": _show_parser("FUNCTION STATUS"),
 402            "GRANTS": _show_parser("GRANTS", target="FOR"),
 403            "INDEX": _show_parser("INDEX", target="FROM"),
 404            "MASTER STATUS": _show_parser("MASTER STATUS"),
 405            "OPEN TABLES": _show_parser("OPEN TABLES"),
 406            "PLUGINS": _show_parser("PLUGINS"),
 407            "PROCEDURE CODE": _show_parser("PROCEDURE CODE", target=True),
 408            "PROCEDURE STATUS": _show_parser("PROCEDURE STATUS"),
 409            "PRIVILEGES": _show_parser("PRIVILEGES"),
 410            "FULL PROCESSLIST": _show_parser("PROCESSLIST", full=True),
 411            "PROCESSLIST": _show_parser("PROCESSLIST"),
 412            "PROFILE": _show_parser("PROFILE"),
 413            "PROFILES": _show_parser("PROFILES"),
 414            "RELAYLOG EVENTS": _show_parser("RELAYLOG EVENTS"),
 415            "REPLICAS": _show_parser("REPLICAS"),
 416            "SLAVE HOSTS": _show_parser("REPLICAS"),
 417            "REPLICA STATUS": _show_parser("REPLICA STATUS"),
 418            "SLAVE STATUS": _show_parser("REPLICA STATUS"),
 419            "GLOBAL STATUS": _show_parser("STATUS", global_=True),
 420            "SESSION STATUS": _show_parser("STATUS"),
 421            "STATUS": _show_parser("STATUS"),
 422            "TABLE STATUS": _show_parser("TABLE STATUS"),
 423            "FULL TABLES": _show_parser("TABLES", full=True),
 424            "TABLES": _show_parser("TABLES"),
 425            "TRIGGERS": _show_parser("TRIGGERS"),
 426            "GLOBAL VARIABLES": _show_parser("VARIABLES", global_=True),
 427            "SESSION VARIABLES": _show_parser("VARIABLES"),
 428            "VARIABLES": _show_parser("VARIABLES"),
 429            "WARNINGS": _show_parser("WARNINGS"),
 430        }
 431
 432        PROPERTY_PARSERS = {
 433            **parser.Parser.PROPERTY_PARSERS,
 434            "LOCK": lambda self: self._parse_property_assignment(exp.LockProperty),
 435        }
 436
 437        SET_PARSERS = {
 438            **parser.Parser.SET_PARSERS,
 439            "PERSIST": lambda self: self._parse_set_item_assignment("PERSIST"),
 440            "PERSIST_ONLY": lambda self: self._parse_set_item_assignment("PERSIST_ONLY"),
 441            "CHARACTER SET": lambda self: self._parse_set_item_charset("CHARACTER SET"),
 442            "CHARSET": lambda self: self._parse_set_item_charset("CHARACTER SET"),
 443            "NAMES": lambda self: self._parse_set_item_names(),
 444        }
 445
 446        CONSTRAINT_PARSERS = {
 447            **parser.Parser.CONSTRAINT_PARSERS,
 448            "FULLTEXT": lambda self: self._parse_index_constraint(kind="FULLTEXT"),
 449            "INDEX": lambda self: self._parse_index_constraint(),
 450            "KEY": lambda self: self._parse_index_constraint(),
 451            "SPATIAL": lambda self: self._parse_index_constraint(kind="SPATIAL"),
 452        }
 453
 454        ALTER_PARSERS = {
 455            **parser.Parser.ALTER_PARSERS,
 456            "MODIFY": lambda self: self._parse_alter_table_alter(),
 457        }
 458
 459        ALTER_ALTER_PARSERS = {
 460            **parser.Parser.ALTER_ALTER_PARSERS,
 461            "INDEX": lambda self: self._parse_alter_table_alter_index(),
 462        }
 463
 464        SCHEMA_UNNAMED_CONSTRAINTS = {
 465            *parser.Parser.SCHEMA_UNNAMED_CONSTRAINTS,
 466            "FULLTEXT",
 467            "INDEX",
 468            "KEY",
 469            "SPATIAL",
 470        }
 471
 472        PROFILE_TYPES: parser.OPTIONS_TYPE = {
 473            **dict.fromkeys(("ALL", "CPU", "IPC", "MEMORY", "SOURCE", "SWAPS"), tuple()),
 474            "BLOCK": ("IO",),
 475            "CONTEXT": ("SWITCHES",),
 476            "PAGE": ("FAULTS",),
 477        }
 478
 479        TYPE_TOKENS = {
 480            *parser.Parser.TYPE_TOKENS,
 481            TokenType.SET,
 482        }
 483
 484        ENUM_TYPE_TOKENS = {
 485            *parser.Parser.ENUM_TYPE_TOKENS,
 486            TokenType.SET,
 487        }
 488
 489        # SELECT [ ALL | DISTINCT | DISTINCTROW ] [ <OPERATION_MODIFIERS> ]
 490        OPERATION_MODIFIERS = {
 491            "HIGH_PRIORITY",
 492            "STRAIGHT_JOIN",
 493            "SQL_SMALL_RESULT",
 494            "SQL_BIG_RESULT",
 495            "SQL_BUFFER_RESULT",
 496            "SQL_NO_CACHE",
 497            "SQL_CALC_FOUND_ROWS",
 498        }
 499
 500        LOG_DEFAULTS_TO_LN = True
 501        STRING_ALIASES = True
 502        VALUES_FOLLOWED_BY_PAREN = False
 503        SUPPORTS_PARTITION_SELECTION = True
 504
 505        def _parse_generated_as_identity(
 506            self,
 507        ) -> (
 508            exp.GeneratedAsIdentityColumnConstraint
 509            | exp.ComputedColumnConstraint
 510            | exp.GeneratedAsRowColumnConstraint
 511        ):
 512            this = super()._parse_generated_as_identity()
 513
 514            if self._match_texts(("STORED", "VIRTUAL")):
 515                persisted = self._prev.text.upper() == "STORED"
 516
 517                if isinstance(this, exp.ComputedColumnConstraint):
 518                    this.set("persisted", persisted)
 519                elif isinstance(this, exp.GeneratedAsIdentityColumnConstraint):
 520                    this = self.expression(
 521                        exp.ComputedColumnConstraint, this=this.expression, persisted=persisted
 522                    )
 523
 524            return this
 525
 526        def _parse_primary_key_part(self) -> t.Optional[exp.Expression]:
 527            this = self._parse_id_var()
 528            if not self._match(TokenType.L_PAREN):
 529                return this
 530
 531            expression = self._parse_number()
 532            self._match_r_paren()
 533            return self.expression(exp.ColumnPrefix, this=this, expression=expression)
 534
 535        def _parse_index_constraint(
 536            self, kind: t.Optional[str] = None
 537        ) -> exp.IndexColumnConstraint:
 538            if kind:
 539                self._match_texts(("INDEX", "KEY"))
 540
 541            this = self._parse_id_var(any_token=False)
 542            index_type = self._match(TokenType.USING) and self._advance_any() and self._prev.text
 543            expressions = self._parse_wrapped_csv(self._parse_ordered)
 544
 545            options = []
 546            while True:
 547                if self._match_text_seq("KEY_BLOCK_SIZE"):
 548                    self._match(TokenType.EQ)
 549                    opt = exp.IndexConstraintOption(key_block_size=self._parse_number())
 550                elif self._match(TokenType.USING):
 551                    opt = exp.IndexConstraintOption(using=self._advance_any() and self._prev.text)
 552                elif self._match_text_seq("WITH", "PARSER"):
 553                    opt = exp.IndexConstraintOption(parser=self._parse_var(any_token=True))
 554                elif self._match(TokenType.COMMENT):
 555                    opt = exp.IndexConstraintOption(comment=self._parse_string())
 556                elif self._match_text_seq("VISIBLE"):
 557                    opt = exp.IndexConstraintOption(visible=True)
 558                elif self._match_text_seq("INVISIBLE"):
 559                    opt = exp.IndexConstraintOption(visible=False)
 560                elif self._match_text_seq("ENGINE_ATTRIBUTE"):
 561                    self._match(TokenType.EQ)
 562                    opt = exp.IndexConstraintOption(engine_attr=self._parse_string())
 563                elif self._match_text_seq("SECONDARY_ENGINE_ATTRIBUTE"):
 564                    self._match(TokenType.EQ)
 565                    opt = exp.IndexConstraintOption(secondary_engine_attr=self._parse_string())
 566                else:
 567                    opt = None
 568
 569                if not opt:
 570                    break
 571
 572                options.append(opt)
 573
 574            return self.expression(
 575                exp.IndexColumnConstraint,
 576                this=this,
 577                expressions=expressions,
 578                kind=kind,
 579                index_type=index_type,
 580                options=options,
 581            )
 582
 583        def _parse_show_mysql(
 584            self,
 585            this: str,
 586            target: bool | str = False,
 587            full: t.Optional[bool] = None,
 588            global_: t.Optional[bool] = None,
 589        ) -> exp.Show:
 590            json = self._match_text_seq("JSON")
 591
 592            if target:
 593                if isinstance(target, str):
 594                    self._match_text_seq(*target.split(" "))
 595                target_id = self._parse_id_var()
 596            else:
 597                target_id = None
 598
 599            log = self._parse_string() if self._match_text_seq("IN") else None
 600
 601            if this in ("BINLOG EVENTS", "RELAYLOG EVENTS"):
 602                position = self._parse_number() if self._match_text_seq("FROM") else None
 603                db = None
 604            else:
 605                position = None
 606                db = None
 607
 608                if self._match(TokenType.FROM):
 609                    db = self._parse_id_var()
 610                elif self._match(TokenType.DOT):
 611                    db = target_id
 612                    target_id = self._parse_id_var()
 613
 614            channel = self._parse_id_var() if self._match_text_seq("FOR", "CHANNEL") else None
 615
 616            like = self._parse_string() if self._match_text_seq("LIKE") else None
 617            where = self._parse_where()
 618
 619            if this == "PROFILE":
 620                types = self._parse_csv(lambda: self._parse_var_from_options(self.PROFILE_TYPES))
 621                query = self._parse_number() if self._match_text_seq("FOR", "QUERY") else None
 622                offset = self._parse_number() if self._match_text_seq("OFFSET") else None
 623                limit = self._parse_number() if self._match_text_seq("LIMIT") else None
 624            else:
 625                types, query = None, None
 626                offset, limit = self._parse_oldstyle_limit()
 627
 628            mutex = True if self._match_text_seq("MUTEX") else None
 629            mutex = False if self._match_text_seq("STATUS") else mutex
 630
 631            for_table = self._parse_id_var() if self._match_text_seq("FOR", "TABLE") else None
 632            for_group = self._parse_string() if self._match_text_seq("FOR", "GROUP") else None
 633            for_user = self._parse_string() if self._match_text_seq("FOR", "USER") else None
 634            for_role = self._parse_string() if self._match_text_seq("FOR", "ROLE") else None
 635            into_outfile = self._parse_string() if self._match_text_seq("INTO", "OUTFILE") else None
 636
 637            return self.expression(
 638                exp.Show,
 639                this=this,
 640                target=target_id,
 641                full=full,
 642                log=log,
 643                position=position,
 644                db=db,
 645                channel=channel,
 646                like=like,
 647                where=where,
 648                types=types,
 649                query=query,
 650                offset=offset,
 651                limit=limit,
 652                mutex=mutex,
 653                for_table=for_table,
 654                for_group=for_group,
 655                for_user=for_user,
 656                for_role=for_role,
 657                into_outfile=into_outfile,
 658                json=json,
 659                **{"global": global_},  # type: ignore
 660            )
 661
 662        def _parse_oldstyle_limit(
 663            self,
 664        ) -> t.Tuple[t.Optional[exp.Expression], t.Optional[exp.Expression]]:
 665            limit = None
 666            offset = None
 667            if self._match_text_seq("LIMIT"):
 668                parts = self._parse_csv(self._parse_number)
 669                if len(parts) == 1:
 670                    limit = parts[0]
 671                elif len(parts) == 2:
 672                    limit = parts[1]
 673                    offset = parts[0]
 674
 675            return offset, limit
 676
 677        def _parse_set_item_charset(self, kind: str) -> exp.Expression:
 678            this = self._parse_string() or self._parse_unquoted_field()
 679            return self.expression(exp.SetItem, this=this, kind=kind)
 680
 681        def _parse_set_item_names(self) -> exp.Expression:
 682            charset = self._parse_string() or self._parse_unquoted_field()
 683            if self._match_text_seq("COLLATE"):
 684                collate = self._parse_string() or self._parse_unquoted_field()
 685            else:
 686                collate = None
 687
 688            return self.expression(exp.SetItem, this=charset, collate=collate, kind="NAMES")
 689
 690        def _parse_type(
 691            self, parse_interval: bool = True, fallback_to_identifier: bool = False
 692        ) -> t.Optional[exp.Expression]:
 693            # mysql binary is special and can work anywhere, even in order by operations
 694            # it operates like a no paren func
 695            if self._match(TokenType.BINARY, advance=False):
 696                data_type = self._parse_types(check_func=True, allow_identifiers=False)
 697
 698                if isinstance(data_type, exp.DataType):
 699                    return self.expression(exp.Cast, this=self._parse_column(), to=data_type)
 700
 701            return super()._parse_type(
 702                parse_interval=parse_interval, fallback_to_identifier=fallback_to_identifier
 703            )
 704
 705        def _parse_alter_table_alter_index(self) -> exp.AlterIndex:
 706            index = self._parse_field(any_token=True)
 707
 708            if self._match_text_seq("VISIBLE"):
 709                visible = True
 710            elif self._match_text_seq("INVISIBLE"):
 711                visible = False
 712            else:
 713                visible = None
 714
 715            return self.expression(exp.AlterIndex, this=index, visible=visible)
 716
 717    class Generator(generator.Generator):
 718        INTERVAL_ALLOWS_PLURAL_FORM = False
 719        LOCKING_READS_SUPPORTED = True
 720        NULL_ORDERING_SUPPORTED: t.Optional[bool] = None
 721        JOIN_HINTS = False
 722        TABLE_HINTS = True
 723        DUPLICATE_KEY_UPDATE_WITH_SET = False
 724        QUERY_HINT_SEP = " "
 725        VALUES_AS_TABLE = False
 726        NVL2_SUPPORTED = False
 727        LAST_DAY_SUPPORTS_DATE_PART = False
 728        JSON_TYPE_REQUIRED_FOR_EXTRACTION = True
 729        JSON_PATH_BRACKETED_KEY_SUPPORTED = False
 730        JSON_KEY_VALUE_PAIR_SEP = ","
 731        SUPPORTS_TO_NUMBER = False
 732        PARSE_JSON_NAME: t.Optional[str] = None
 733        PAD_FILL_PATTERN_IS_REQUIRED = True
 734        WRAP_DERIVED_VALUES = False
 735        VARCHAR_REQUIRES_SIZE = True
 736        SUPPORTS_MEDIAN = False
 737
 738        TRANSFORMS = {
 739            **generator.Generator.TRANSFORMS,
 740            exp.ArrayAgg: rename_func("GROUP_CONCAT"),
 741            exp.BitwiseAndAgg: rename_func("BIT_AND"),
 742            exp.BitwiseOrAgg: rename_func("BIT_OR"),
 743            exp.BitwiseXorAgg: rename_func("BIT_XOR"),
 744            exp.BitwiseCountAgg: rename_func("BIT_COUNT"),
 745            exp.CurrentDate: no_paren_current_date_sql,
 746            exp.DateDiff: _remove_ts_or_ds_to_date(
 747                lambda self, e: self.func("DATEDIFF", e.this, e.expression), ("this", "expression")
 748            ),
 749            exp.DateAdd: _remove_ts_or_ds_to_date(date_add_sql("ADD")),
 750            exp.DateStrToDate: datestrtodate_sql,
 751            exp.DateSub: _remove_ts_or_ds_to_date(date_add_sql("SUB")),
 752            exp.DateTrunc: _date_trunc_sql,
 753            exp.Day: _remove_ts_or_ds_to_date(),
 754            exp.DayOfMonth: _remove_ts_or_ds_to_date(rename_func("DAYOFMONTH")),
 755            exp.DayOfWeek: _remove_ts_or_ds_to_date(rename_func("DAYOFWEEK")),
 756            exp.DayOfYear: _remove_ts_or_ds_to_date(rename_func("DAYOFYEAR")),
 757            exp.GroupConcat: lambda self,
 758            e: f"""GROUP_CONCAT({self.sql(e, "this")} SEPARATOR {self.sql(e, "separator") or "','"})""",
 759            exp.ILike: no_ilike_sql,
 760            exp.JSONExtractScalar: arrow_json_extract_sql,
 761            exp.Length: length_or_char_length_sql,
 762            exp.LogicalOr: rename_func("MAX"),
 763            exp.LogicalAnd: rename_func("MIN"),
 764            exp.Max: max_or_greatest,
 765            exp.Min: min_or_least,
 766            exp.Month: _remove_ts_or_ds_to_date(),
 767            exp.NullSafeEQ: lambda self, e: self.binary(e, "<=>"),
 768            exp.NullSafeNEQ: lambda self, e: f"NOT {self.binary(e, '<=>')}",
 769            exp.NumberToStr: rename_func("FORMAT"),
 770            exp.Pivot: no_pivot_sql,
 771            exp.Select: transforms.preprocess(
 772                [
 773                    transforms.eliminate_distinct_on,
 774                    transforms.eliminate_semi_and_anti_joins,
 775                    transforms.eliminate_qualify,
 776                    transforms.eliminate_full_outer_join,
 777                    transforms.unnest_generate_date_array_using_recursive_cte,
 778                ]
 779            ),
 780            exp.StrPosition: lambda self, e: strposition_sql(
 781                self, e, func_name="LOCATE", supports_position=True
 782            ),
 783            exp.StrToDate: _str_to_date_sql,
 784            exp.StrToTime: _str_to_date_sql,
 785            exp.Stuff: rename_func("INSERT"),
 786            exp.TableSample: no_tablesample_sql,
 787            exp.TimeFromParts: rename_func("MAKETIME"),
 788            exp.TimestampAdd: date_add_interval_sql("DATE", "ADD"),
 789            exp.TimestampDiff: lambda self, e: self.func(
 790                "TIMESTAMPDIFF", unit_to_var(e), e.expression, e.this
 791            ),
 792            exp.TimestampSub: date_add_interval_sql("DATE", "SUB"),
 793            exp.TimeStrToUnix: rename_func("UNIX_TIMESTAMP"),
 794            exp.TimeStrToTime: lambda self, e: timestrtotime_sql(
 795                self,
 796                e,
 797                include_precision=not e.args.get("zone"),
 798            ),
 799            exp.TimeToStr: _remove_ts_or_ds_to_date(
 800                lambda self, e: self.func("DATE_FORMAT", e.this, self.format_time(e))
 801            ),
 802            exp.Trim: trim_sql,
 803            exp.TryCast: no_trycast_sql,
 804            exp.TsOrDsAdd: date_add_sql("ADD"),
 805            exp.TsOrDsDiff: lambda self, e: self.func("DATEDIFF", e.this, e.expression),
 806            exp.TsOrDsToDate: _ts_or_ds_to_date_sql,
 807            exp.Unicode: lambda self, e: f"ORD(CONVERT({self.sql(e.this)} USING utf32))",
 808            exp.UnixToTime: _unix_to_time_sql,
 809            exp.Week: _remove_ts_or_ds_to_date(),
 810            exp.WeekOfYear: _remove_ts_or_ds_to_date(rename_func("WEEKOFYEAR")),
 811            exp.Year: _remove_ts_or_ds_to_date(),
 812            exp.UtcTimestamp: rename_func("UTC_TIMESTAMP"),
 813            exp.UtcTime: rename_func("UTC_TIME"),
 814        }
 815
 816        UNSIGNED_TYPE_MAPPING = {
 817            exp.DataType.Type.UBIGINT: "BIGINT",
 818            exp.DataType.Type.UINT: "INT",
 819            exp.DataType.Type.UMEDIUMINT: "MEDIUMINT",
 820            exp.DataType.Type.USMALLINT: "SMALLINT",
 821            exp.DataType.Type.UTINYINT: "TINYINT",
 822            exp.DataType.Type.UDECIMAL: "DECIMAL",
 823            exp.DataType.Type.UDOUBLE: "DOUBLE",
 824        }
 825
 826        TIMESTAMP_TYPE_MAPPING = {
 827            exp.DataType.Type.DATETIME2: "DATETIME",
 828            exp.DataType.Type.SMALLDATETIME: "DATETIME",
 829            exp.DataType.Type.TIMESTAMP: "DATETIME",
 830            exp.DataType.Type.TIMESTAMPNTZ: "DATETIME",
 831            exp.DataType.Type.TIMESTAMPTZ: "TIMESTAMP",
 832            exp.DataType.Type.TIMESTAMPLTZ: "TIMESTAMP",
 833        }
 834
 835        TYPE_MAPPING = {
 836            **generator.Generator.TYPE_MAPPING,
 837            **UNSIGNED_TYPE_MAPPING,
 838            **TIMESTAMP_TYPE_MAPPING,
 839        }
 840
 841        TYPE_MAPPING.pop(exp.DataType.Type.MEDIUMTEXT)
 842        TYPE_MAPPING.pop(exp.DataType.Type.LONGTEXT)
 843        TYPE_MAPPING.pop(exp.DataType.Type.TINYTEXT)
 844        TYPE_MAPPING.pop(exp.DataType.Type.BLOB)
 845        TYPE_MAPPING.pop(exp.DataType.Type.MEDIUMBLOB)
 846        TYPE_MAPPING.pop(exp.DataType.Type.LONGBLOB)
 847        TYPE_MAPPING.pop(exp.DataType.Type.TINYBLOB)
 848
 849        PROPERTIES_LOCATION = {
 850            **generator.Generator.PROPERTIES_LOCATION,
 851            exp.TransientProperty: exp.Properties.Location.UNSUPPORTED,
 852            exp.VolatileProperty: exp.Properties.Location.UNSUPPORTED,
 853        }
 854
 855        LIMIT_FETCH = "LIMIT"
 856
 857        LIMIT_ONLY_LITERALS = True
 858
 859        CHAR_CAST_MAPPING = dict.fromkeys(
 860            (
 861                exp.DataType.Type.LONGTEXT,
 862                exp.DataType.Type.LONGBLOB,
 863                exp.DataType.Type.MEDIUMBLOB,
 864                exp.DataType.Type.MEDIUMTEXT,
 865                exp.DataType.Type.TEXT,
 866                exp.DataType.Type.TINYBLOB,
 867                exp.DataType.Type.TINYTEXT,
 868                exp.DataType.Type.VARCHAR,
 869            ),
 870            "CHAR",
 871        )
 872        SIGNED_CAST_MAPPING = dict.fromkeys(
 873            (
 874                exp.DataType.Type.BIGINT,
 875                exp.DataType.Type.BOOLEAN,
 876                exp.DataType.Type.INT,
 877                exp.DataType.Type.SMALLINT,
 878                exp.DataType.Type.TINYINT,
 879                exp.DataType.Type.MEDIUMINT,
 880            ),
 881            "SIGNED",
 882        )
 883
 884        # MySQL doesn't support many datatypes in cast.
 885        # https://dev.mysql.com/doc/refman/8.0/en/cast-functions.html#function_cast
 886        CAST_MAPPING = {
 887            **CHAR_CAST_MAPPING,
 888            **SIGNED_CAST_MAPPING,
 889            exp.DataType.Type.UBIGINT: "UNSIGNED",
 890        }
 891
 892        TIMESTAMP_FUNC_TYPES = {
 893            exp.DataType.Type.TIMESTAMPTZ,
 894            exp.DataType.Type.TIMESTAMPLTZ,
 895        }
 896
 897        # https://dev.mysql.com/doc/refman/8.0/en/keywords.html
 898        RESERVED_KEYWORDS = {
 899            "accessible",
 900            "add",
 901            "all",
 902            "alter",
 903            "analyze",
 904            "and",
 905            "as",
 906            "asc",
 907            "asensitive",
 908            "before",
 909            "between",
 910            "bigint",
 911            "binary",
 912            "blob",
 913            "both",
 914            "by",
 915            "call",
 916            "cascade",
 917            "case",
 918            "change",
 919            "char",
 920            "character",
 921            "check",
 922            "collate",
 923            "column",
 924            "condition",
 925            "constraint",
 926            "continue",
 927            "convert",
 928            "create",
 929            "cross",
 930            "cube",
 931            "cume_dist",
 932            "current_date",
 933            "current_time",
 934            "current_timestamp",
 935            "current_user",
 936            "cursor",
 937            "database",
 938            "databases",
 939            "day_hour",
 940            "day_microsecond",
 941            "day_minute",
 942            "day_second",
 943            "dec",
 944            "decimal",
 945            "declare",
 946            "default",
 947            "delayed",
 948            "delete",
 949            "dense_rank",
 950            "desc",
 951            "describe",
 952            "deterministic",
 953            "distinct",
 954            "distinctrow",
 955            "div",
 956            "double",
 957            "drop",
 958            "dual",
 959            "each",
 960            "else",
 961            "elseif",
 962            "empty",
 963            "enclosed",
 964            "escaped",
 965            "except",
 966            "exists",
 967            "exit",
 968            "explain",
 969            "false",
 970            "fetch",
 971            "first_value",
 972            "float",
 973            "float4",
 974            "float8",
 975            "for",
 976            "force",
 977            "foreign",
 978            "from",
 979            "fulltext",
 980            "function",
 981            "generated",
 982            "get",
 983            "grant",
 984            "group",
 985            "grouping",
 986            "groups",
 987            "having",
 988            "high_priority",
 989            "hour_microsecond",
 990            "hour_minute",
 991            "hour_second",
 992            "if",
 993            "ignore",
 994            "in",
 995            "index",
 996            "infile",
 997            "inner",
 998            "inout",
 999            "insensitive",
1000            "insert",
1001            "int",
1002            "int1",
1003            "int2",
1004            "int3",
1005            "int4",
1006            "int8",
1007            "integer",
1008            "intersect",
1009            "interval",
1010            "into",
1011            "io_after_gtids",
1012            "io_before_gtids",
1013            "is",
1014            "iterate",
1015            "join",
1016            "json_table",
1017            "key",
1018            "keys",
1019            "kill",
1020            "lag",
1021            "last_value",
1022            "lateral",
1023            "lead",
1024            "leading",
1025            "leave",
1026            "left",
1027            "like",
1028            "limit",
1029            "linear",
1030            "lines",
1031            "load",
1032            "localtime",
1033            "localtimestamp",
1034            "lock",
1035            "long",
1036            "longblob",
1037            "longtext",
1038            "loop",
1039            "low_priority",
1040            "master_bind",
1041            "master_ssl_verify_server_cert",
1042            "match",
1043            "maxvalue",
1044            "mediumblob",
1045            "mediumint",
1046            "mediumtext",
1047            "middleint",
1048            "minute_microsecond",
1049            "minute_second",
1050            "mod",
1051            "modifies",
1052            "natural",
1053            "not",
1054            "no_write_to_binlog",
1055            "nth_value",
1056            "ntile",
1057            "null",
1058            "numeric",
1059            "of",
1060            "on",
1061            "optimize",
1062            "optimizer_costs",
1063            "option",
1064            "optionally",
1065            "or",
1066            "order",
1067            "out",
1068            "outer",
1069            "outfile",
1070            "over",
1071            "partition",
1072            "percent_rank",
1073            "precision",
1074            "primary",
1075            "procedure",
1076            "purge",
1077            "range",
1078            "rank",
1079            "read",
1080            "reads",
1081            "read_write",
1082            "real",
1083            "recursive",
1084            "references",
1085            "regexp",
1086            "release",
1087            "rename",
1088            "repeat",
1089            "replace",
1090            "require",
1091            "resignal",
1092            "restrict",
1093            "return",
1094            "revoke",
1095            "right",
1096            "rlike",
1097            "row",
1098            "rows",
1099            "row_number",
1100            "schema",
1101            "schemas",
1102            "second_microsecond",
1103            "select",
1104            "sensitive",
1105            "separator",
1106            "set",
1107            "show",
1108            "signal",
1109            "smallint",
1110            "spatial",
1111            "specific",
1112            "sql",
1113            "sqlexception",
1114            "sqlstate",
1115            "sqlwarning",
1116            "sql_big_result",
1117            "sql_calc_found_rows",
1118            "sql_small_result",
1119            "ssl",
1120            "starting",
1121            "stored",
1122            "straight_join",
1123            "system",
1124            "table",
1125            "terminated",
1126            "then",
1127            "tinyblob",
1128            "tinyint",
1129            "tinytext",
1130            "to",
1131            "trailing",
1132            "trigger",
1133            "true",
1134            "undo",
1135            "union",
1136            "unique",
1137            "unlock",
1138            "unsigned",
1139            "update",
1140            "usage",
1141            "use",
1142            "using",
1143            "utc_date",
1144            "utc_time",
1145            "utc_timestamp",
1146            "values",
1147            "varbinary",
1148            "varchar",
1149            "varcharacter",
1150            "varying",
1151            "virtual",
1152            "when",
1153            "where",
1154            "while",
1155            "window",
1156            "with",
1157            "write",
1158            "xor",
1159            "year_month",
1160            "zerofill",
1161        }
1162
1163        def computedcolumnconstraint_sql(self, expression: exp.ComputedColumnConstraint) -> str:
1164            persisted = "STORED" if expression.args.get("persisted") else "VIRTUAL"
1165            return f"GENERATED ALWAYS AS ({self.sql(expression.this.unnest())}) {persisted}"
1166
1167        def array_sql(self, expression: exp.Array) -> str:
1168            self.unsupported("Arrays are not supported by MySQL")
1169            return self.function_fallback_sql(expression)
1170
1171        def arraycontainsall_sql(self, expression: exp.ArrayContainsAll) -> str:
1172            self.unsupported("Array operations are not supported by MySQL")
1173            return self.function_fallback_sql(expression)
1174
1175        def dpipe_sql(self, expression: exp.DPipe) -> str:
1176            return self.func("CONCAT", *expression.flatten())
1177
1178        def extract_sql(self, expression: exp.Extract) -> str:
1179            unit = expression.name
1180            if unit and unit.lower() == "epoch":
1181                return self.func("UNIX_TIMESTAMP", expression.expression)
1182
1183            return super().extract_sql(expression)
1184
1185        def datatype_sql(self, expression: exp.DataType) -> str:
1186            if (
1187                self.VARCHAR_REQUIRES_SIZE
1188                and expression.is_type(exp.DataType.Type.VARCHAR)
1189                and not expression.expressions
1190            ):
1191                # `VARCHAR` must always have a size - if it doesn't, we always generate `TEXT`
1192                return "TEXT"
1193
1194            # https://dev.mysql.com/doc/refman/8.0/en/numeric-type-syntax.html
1195            result = super().datatype_sql(expression)
1196            if expression.this in self.UNSIGNED_TYPE_MAPPING:
1197                result = f"{result} UNSIGNED"
1198
1199            return result
1200
1201        def jsonarraycontains_sql(self, expression: exp.JSONArrayContains) -> str:
1202            return f"{self.sql(expression, 'this')} MEMBER OF({self.sql(expression, 'expression')})"
1203
1204        def cast_sql(self, expression: exp.Cast, safe_prefix: t.Optional[str] = None) -> str:
1205            if expression.to.this in self.TIMESTAMP_FUNC_TYPES:
1206                return self.func("TIMESTAMP", expression.this)
1207
1208            to = self.CAST_MAPPING.get(expression.to.this)
1209
1210            if to:
1211                expression.to.set("this", to)
1212            return super().cast_sql(expression)
1213
1214        def show_sql(self, expression: exp.Show) -> str:
1215            this = f" {expression.name}"
1216            full = " FULL" if expression.args.get("full") else ""
1217            global_ = " GLOBAL" if expression.args.get("global") else ""
1218
1219            target = self.sql(expression, "target")
1220            target = f" {target}" if target else ""
1221            if expression.name in ("COLUMNS", "INDEX"):
1222                target = f" FROM{target}"
1223            elif expression.name == "GRANTS":
1224                target = f" FOR{target}"
1225            elif expression.name in ("LINKS", "PARTITIONS"):
1226                target = f" ON{target}" if target else ""
1227            elif expression.name == "PROJECTIONS":
1228                target = f" ON TABLE{target}" if target else ""
1229
1230            db = self._prefixed_sql("FROM", expression, "db")
1231
1232            like = self._prefixed_sql("LIKE", expression, "like")
1233            where = self.sql(expression, "where")
1234
1235            types = self.expressions(expression, key="types")
1236            types = f" {types}" if types else types
1237            query = self._prefixed_sql("FOR QUERY", expression, "query")
1238
1239            if expression.name == "PROFILE":
1240                offset = self._prefixed_sql("OFFSET", expression, "offset")
1241                limit = self._prefixed_sql("LIMIT", expression, "limit")
1242            else:
1243                offset = ""
1244                limit = self._oldstyle_limit_sql(expression)
1245
1246            log = self._prefixed_sql("IN", expression, "log")
1247            position = self._prefixed_sql("FROM", expression, "position")
1248
1249            channel = self._prefixed_sql("FOR CHANNEL", expression, "channel")
1250
1251            if expression.name == "ENGINE":
1252                mutex_or_status = " MUTEX" if expression.args.get("mutex") else " STATUS"
1253            else:
1254                mutex_or_status = ""
1255
1256            for_table = self._prefixed_sql("FOR TABLE", expression, "for_table")
1257            for_group = self._prefixed_sql("FOR GROUP", expression, "for_group")
1258            for_user = self._prefixed_sql("FOR USER", expression, "for_user")
1259            for_role = self._prefixed_sql("FOR ROLE", expression, "for_role")
1260            into_outfile = self._prefixed_sql("INTO OUTFILE", expression, "into_outfile")
1261            json = " JSON" if expression.args.get("json") else ""
1262
1263            return f"SHOW{full}{global_}{this}{json}{target}{for_table}{types}{db}{query}{log}{position}{channel}{mutex_or_status}{like}{where}{offset}{limit}{for_group}{for_user}{for_role}{into_outfile}"
1264
1265        def altercolumn_sql(self, expression: exp.AlterColumn) -> str:
1266            dtype = self.sql(expression, "dtype")
1267            if not dtype:
1268                return super().altercolumn_sql(expression)
1269
1270            this = self.sql(expression, "this")
1271            return f"MODIFY COLUMN {this} {dtype}"
1272
1273        def _prefixed_sql(self, prefix: str, expression: exp.Expression, arg: str) -> str:
1274            sql = self.sql(expression, arg)
1275            return f" {prefix} {sql}" if sql else ""
1276
1277        def _oldstyle_limit_sql(self, expression: exp.Show) -> str:
1278            limit = self.sql(expression, "limit")
1279            offset = self.sql(expression, "offset")
1280            if limit:
1281                limit_offset = f"{offset}, {limit}" if offset else limit
1282                return f" LIMIT {limit_offset}"
1283            return ""
1284
1285        def chr_sql(self, expression: exp.Chr) -> str:
1286            this = self.expressions(sqls=[expression.this] + expression.expressions)
1287            charset = expression.args.get("charset")
1288            using = f" USING {self.sql(charset)}" if charset else ""
1289            return f"CHAR({this}{using})"
1290
1291        def timestamptrunc_sql(self, expression: exp.TimestampTrunc) -> str:
1292            unit = expression.args.get("unit")
1293
1294            # Pick an old-enough date to avoid negative timestamp diffs
1295            start_ts = "'0000-01-01 00:00:00'"
1296
1297            # Source: https://stackoverflow.com/a/32955740
1298            timestamp_diff = build_date_delta(exp.TimestampDiff)([unit, start_ts, expression.this])
1299            interval = exp.Interval(this=timestamp_diff, unit=unit)
1300            dateadd = build_date_delta_with_interval(exp.DateAdd)([start_ts, interval])
1301
1302            return self.sql(dateadd)
1303
1304        def converttimezone_sql(self, expression: exp.ConvertTimezone) -> str:
1305            from_tz = expression.args.get("source_tz")
1306            to_tz = expression.args.get("target_tz")
1307            dt = expression.args.get("timestamp")
1308
1309            return self.func("CONVERT_TZ", dt, from_tz, to_tz)
1310
1311        def attimezone_sql(self, expression: exp.AtTimeZone) -> str:
1312            self.unsupported("AT TIME ZONE is not supported by MySQL")
1313            return self.sql(expression.this)
1314
1315        def isascii_sql(self, expression: exp.IsAscii) -> str:
1316            return f"REGEXP_LIKE({self.sql(expression.this)}, '^[[:ascii:]]*$')"
1317
1318        @unsupported_args("this")
1319        def currentschema_sql(self, expression: exp.CurrentSchema) -> str:
1320            return self.func("SCHEMA")
PROMOTE_TO_INFERRED_DATETIME_TYPE = True

This flag is used in the optimizer's canonicalize rule and determines whether x will be promoted to the literal's type in x::DATE < '2020-01-01 12:05:03' (i.e., DATETIME). When false, the literal is cast to x's type to match it instead.

IDENTIFIERS_CAN_START_WITH_DIGIT = True

Whether an unquoted identifier can start with a digit.

NORMALIZATION_STRATEGY = <NormalizationStrategy.CASE_SENSITIVE: 'CASE_SENSITIVE'>

Specifies the strategy according to which identifiers should be normalized.

TIME_FORMAT = "'%Y-%m-%d %T'"
DPIPE_IS_STRING_CONCAT = False

Whether the DPIPE token (||) is a string concatenation operator.

SUPPORTS_USER_DEFINED_TYPES = False

Whether user-defined data types are supported.

SUPPORTS_SEMI_ANTI_JOIN = False

Whether SEMI or ANTI joins are supported.

SAFE_DIVISION = True

Whether division by zero throws an error (False) or returns NULL (True).

TIME_MAPPING: Dict[str, str] = {'%M': '%B', '%c': '%-m', '%e': '%-d', '%h': '%I', '%i': '%M', '%s': '%S', '%u': '%W', '%k': '%-H', '%l': '%-I', '%T': '%H:%M:%S', '%W': '%A'}

Associates this dialect's time formats with their equivalent Python strftime formats.

SUPPORTS_COLUMN_JOIN_MARKS = False

Whether the old-style outer join (+) syntax is supported.

UNESCAPED_SEQUENCES: Dict[str, str] = {'\\a': '\x07', '\\b': '\x08', '\\f': '\x0c', '\\n': '\n', '\\r': '\r', '\\t': '\t', '\\v': '\x0b', '\\\\': '\\'}

Mapping of an escaped sequence (\n) to its unescaped version ( ).

tokenizer_class = <class 'MySQL.Tokenizer'>
jsonpath_tokenizer_class = <class 'sqlglot.tokens.JSONPathTokenizer'>
parser_class = <class 'MySQL.Parser'>
generator_class = <class 'MySQL.Generator'>
TIME_TRIE: Dict = {'%': {'M': {0: True}, 'c': {0: True}, 'e': {0: True}, 'h': {0: True}, 'i': {0: True}, 's': {0: True}, 'u': {0: True}, 'k': {0: True}, 'l': {0: True}, 'T': {0: True}, 'W': {0: True}}}
FORMAT_TRIE: Dict = {'%': {'M': {0: True}, 'c': {0: True}, 'e': {0: True}, 'h': {0: True}, 'i': {0: True}, 's': {0: True}, 'u': {0: True}, 'k': {0: True}, 'l': {0: True}, 'T': {0: True}, 'W': {0: True}}}
INVERSE_TIME_MAPPING: Dict[str, str] = {'%B': '%M', '%-m': '%c', '%-d': '%e', '%I': '%h', '%M': '%i', '%S': '%s', '%W': '%u', '%-H': '%k', '%-I': '%l', '%H:%M:%S': '%T', '%A': '%W'}
INVERSE_TIME_TRIE: Dict = {'%': {'B': {0: True}, '-': {'m': {0: True}, 'd': {0: True}, 'H': {0: True}, 'I': {0: True}}, 'I': {0: True}, 'M': {0: True}, 'S': {0: True}, 'W': {0: True}, 'H': {':': {'%': {'M': {':': {'%': {'S': {0: True}}}}}}}, 'A': {0: True}}}
INVERSE_FORMAT_MAPPING: Dict[str, str] = {}
INVERSE_FORMAT_TRIE: Dict = {}
INVERSE_CREATABLE_KIND_MAPPING: dict[str, str] = {}
ESCAPED_SEQUENCES: Dict[str, str] = {'\x07': '\\a', '\x08': '\\b', '\x0c': '\\f', '\n': '\\n', '\r': '\\r', '\t': '\\t', '\x0b': '\\v', '\\': '\\\\'}
QUOTE_START = "'"
QUOTE_END = "'"
IDENTIFIER_START = '`'
IDENTIFIER_END = '`'
BIT_START: Optional[str] = "b'"
BIT_END: Optional[str] = "'"
HEX_START: Optional[str] = "x'"
HEX_END: Optional[str] = "'"
BYTE_START: Optional[str] = None
BYTE_END: Optional[str] = None
UNICODE_START: Optional[str] = None
UNICODE_END: Optional[str] = None
class MySQL.Tokenizer(sqlglot.tokens.Tokenizer):
183    class Tokenizer(tokens.Tokenizer):
184        QUOTES = ["'", '"']
185        COMMENTS = ["--", "#", ("/*", "*/")]
186        IDENTIFIERS = ["`"]
187        STRING_ESCAPES = ["'", '"', "\\"]
188        BIT_STRINGS = [("b'", "'"), ("B'", "'"), ("0b", "")]
189        HEX_STRINGS = [("x'", "'"), ("X'", "'"), ("0x", "")]
190
191        NESTED_COMMENTS = False
192
193        KEYWORDS = {
194            **tokens.Tokenizer.KEYWORDS,
195            "BLOB": TokenType.BLOB,
196            "CHARSET": TokenType.CHARACTER_SET,
197            "DISTINCTROW": TokenType.DISTINCT,
198            "EXPLAIN": TokenType.DESCRIBE,
199            "FORCE": TokenType.FORCE,
200            "IGNORE": TokenType.IGNORE,
201            "KEY": TokenType.KEY,
202            "LOCK TABLES": TokenType.COMMAND,
203            "LONGBLOB": TokenType.LONGBLOB,
204            "LONGTEXT": TokenType.LONGTEXT,
205            "MEDIUMBLOB": TokenType.MEDIUMBLOB,
206            "MEDIUMINT": TokenType.MEDIUMINT,
207            "MEDIUMTEXT": TokenType.MEDIUMTEXT,
208            "MEMBER OF": TokenType.MEMBER_OF,
209            "MOD": TokenType.MOD,
210            "SEPARATOR": TokenType.SEPARATOR,
211            "SERIAL": TokenType.SERIAL,
212            "SIGNED": TokenType.BIGINT,
213            "SIGNED INTEGER": TokenType.BIGINT,
214            "SOUNDS LIKE": TokenType.SOUNDS_LIKE,
215            "START": TokenType.BEGIN,
216            "TIMESTAMP": TokenType.TIMESTAMPTZ,
217            "TINYBLOB": TokenType.TINYBLOB,
218            "TINYTEXT": TokenType.TINYTEXT,
219            "UNLOCK TABLES": TokenType.COMMAND,
220            "UNSIGNED": TokenType.UBIGINT,
221            "UNSIGNED INTEGER": TokenType.UBIGINT,
222            "YEAR": TokenType.YEAR,
223            "_ARMSCII8": TokenType.INTRODUCER,
224            "_ASCII": TokenType.INTRODUCER,
225            "_BIG5": TokenType.INTRODUCER,
226            "_BINARY": TokenType.INTRODUCER,
227            "_CP1250": TokenType.INTRODUCER,
228            "_CP1251": TokenType.INTRODUCER,
229            "_CP1256": TokenType.INTRODUCER,
230            "_CP1257": TokenType.INTRODUCER,
231            "_CP850": TokenType.INTRODUCER,
232            "_CP852": TokenType.INTRODUCER,
233            "_CP866": TokenType.INTRODUCER,
234            "_CP932": TokenType.INTRODUCER,
235            "_DEC8": TokenType.INTRODUCER,
236            "_EUCJPMS": TokenType.INTRODUCER,
237            "_EUCKR": TokenType.INTRODUCER,
238            "_GB18030": TokenType.INTRODUCER,
239            "_GB2312": TokenType.INTRODUCER,
240            "_GBK": TokenType.INTRODUCER,
241            "_GEOSTD8": TokenType.INTRODUCER,
242            "_GREEK": TokenType.INTRODUCER,
243            "_HEBREW": TokenType.INTRODUCER,
244            "_HP8": TokenType.INTRODUCER,
245            "_KEYBCS2": TokenType.INTRODUCER,
246            "_KOI8R": TokenType.INTRODUCER,
247            "_KOI8U": TokenType.INTRODUCER,
248            "_LATIN1": TokenType.INTRODUCER,
249            "_LATIN2": TokenType.INTRODUCER,
250            "_LATIN5": TokenType.INTRODUCER,
251            "_LATIN7": TokenType.INTRODUCER,
252            "_MACCE": TokenType.INTRODUCER,
253            "_MACROMAN": TokenType.INTRODUCER,
254            "_SJIS": TokenType.INTRODUCER,
255            "_SWE7": TokenType.INTRODUCER,
256            "_TIS620": TokenType.INTRODUCER,
257            "_UCS2": TokenType.INTRODUCER,
258            "_UJIS": TokenType.INTRODUCER,
259            # https://dev.mysql.com/doc/refman/8.0/en/string-literals.html
260            "_UTF8": TokenType.INTRODUCER,
261            "_UTF16": TokenType.INTRODUCER,
262            "_UTF16LE": TokenType.INTRODUCER,
263            "_UTF32": TokenType.INTRODUCER,
264            "_UTF8MB3": TokenType.INTRODUCER,
265            "_UTF8MB4": TokenType.INTRODUCER,
266            "@@": TokenType.SESSION_PARAMETER,
267        }
268
269        COMMANDS = {*tokens.Tokenizer.COMMANDS, TokenType.REPLACE} - {TokenType.SHOW}
QUOTES = ["'", '"']
COMMENTS = ['--', '#', ('/*', '*/')]
IDENTIFIERS = ['`']
STRING_ESCAPES = ["'", '"', '\\']
BIT_STRINGS = [("b'", "'"), ("B'", "'"), ('0b', '')]
HEX_STRINGS = [("x'", "'"), ("X'", "'"), ('0x', '')]
NESTED_COMMENTS = False
KEYWORDS = {'{%': <TokenType.BLOCK_START: 'BLOCK_START'>, '{%+': <TokenType.BLOCK_START: 'BLOCK_START'>, '{%-': <TokenType.BLOCK_START: 'BLOCK_START'>, '%}': <TokenType.BLOCK_END: 'BLOCK_END'>, '+%}': <TokenType.BLOCK_END: 'BLOCK_END'>, '-%}': <TokenType.BLOCK_END: 'BLOCK_END'>, '{{+': <TokenType.BLOCK_START: 'BLOCK_START'>, '{{-': <TokenType.BLOCK_START: 'BLOCK_START'>, '+}}': <TokenType.BLOCK_END: 'BLOCK_END'>, '-}}': <TokenType.BLOCK_END: 'BLOCK_END'>, '/*+': <TokenType.HINT: 'HINT'>, '==': <TokenType.EQ: 'EQ'>, '::': <TokenType.DCOLON: 'DCOLON'>, '||': <TokenType.DPIPE: 'DPIPE'>, '|>': <TokenType.PIPE_GT: 'PIPE_GT'>, '>=': <TokenType.GTE: 'GTE'>, '<=': <TokenType.LTE: 'LTE'>, '<>': <TokenType.NEQ: 'NEQ'>, '!=': <TokenType.NEQ: 'NEQ'>, ':=': <TokenType.COLON_EQ: 'COLON_EQ'>, '<=>': <TokenType.NULLSAFE_EQ: 'NULLSAFE_EQ'>, '->': <TokenType.ARROW: 'ARROW'>, '->>': <TokenType.DARROW: 'DARROW'>, '=>': <TokenType.FARROW: 'FARROW'>, '#>': <TokenType.HASH_ARROW: 'HASH_ARROW'>, '#>>': <TokenType.DHASH_ARROW: 'DHASH_ARROW'>, '<->': <TokenType.LR_ARROW: 'LR_ARROW'>, '&&': <TokenType.DAMP: 'DAMP'>, '??': <TokenType.DQMARK: 'DQMARK'>, '~~~': <TokenType.GLOB: 'GLOB'>, '~~': <TokenType.LIKE: 'LIKE'>, '~~*': <TokenType.ILIKE: 'ILIKE'>, '~*': <TokenType.IRLIKE: 'IRLIKE'>, 'ALL': <TokenType.ALL: 'ALL'>, 'AND': <TokenType.AND: 'AND'>, 'ANTI': <TokenType.ANTI: 'ANTI'>, 'ANY': <TokenType.ANY: 'ANY'>, 'ASC': <TokenType.ASC: 'ASC'>, 'AS': <TokenType.ALIAS: 'ALIAS'>, 'ASOF': <TokenType.ASOF: 'ASOF'>, 'AUTOINCREMENT': <TokenType.AUTO_INCREMENT: 'AUTO_INCREMENT'>, 'AUTO_INCREMENT': <TokenType.AUTO_INCREMENT: 'AUTO_INCREMENT'>, 'BEGIN': <TokenType.BEGIN: 'BEGIN'>, 'BETWEEN': <TokenType.BETWEEN: 'BETWEEN'>, 'CACHE': <TokenType.CACHE: 'CACHE'>, 'UNCACHE': <TokenType.UNCACHE: 'UNCACHE'>, 'CASE': <TokenType.CASE: 'CASE'>, 'CHARACTER SET': <TokenType.CHARACTER_SET: 'CHARACTER_SET'>, 'CLUSTER BY': <TokenType.CLUSTER_BY: 'CLUSTER_BY'>, 'COLLATE': <TokenType.COLLATE: 'COLLATE'>, 'COLUMN': <TokenType.COLUMN: 'COLUMN'>, 'COMMIT': <TokenType.COMMIT: 'COMMIT'>, 'CONNECT BY': <TokenType.CONNECT_BY: 'CONNECT_BY'>, 'CONSTRAINT': <TokenType.CONSTRAINT: 'CONSTRAINT'>, 'COPY': <TokenType.COPY: 'COPY'>, 'CREATE': <TokenType.CREATE: 'CREATE'>, 'CROSS': <TokenType.CROSS: 'CROSS'>, 'CUBE': <TokenType.CUBE: 'CUBE'>, 'CURRENT_DATE': <TokenType.CURRENT_DATE: 'CURRENT_DATE'>, 'CURRENT_SCHEMA': <TokenType.CURRENT_SCHEMA: 'CURRENT_SCHEMA'>, 'CURRENT_TIME': <TokenType.CURRENT_TIME: 'CURRENT_TIME'>, 'CURRENT_TIMESTAMP': <TokenType.CURRENT_TIMESTAMP: 'CURRENT_TIMESTAMP'>, 'CURRENT_USER': <TokenType.CURRENT_USER: 'CURRENT_USER'>, 'DATABASE': <TokenType.DATABASE: 'DATABASE'>, 'DEFAULT': <TokenType.DEFAULT: 'DEFAULT'>, 'DELETE': <TokenType.DELETE: 'DELETE'>, 'DESC': <TokenType.DESC: 'DESC'>, 'DESCRIBE': <TokenType.DESCRIBE: 'DESCRIBE'>, 'DISTINCT': <TokenType.DISTINCT: 'DISTINCT'>, 'DISTRIBUTE BY': <TokenType.DISTRIBUTE_BY: 'DISTRIBUTE_BY'>, 'DIV': <TokenType.DIV: 'DIV'>, 'DROP': <TokenType.DROP: 'DROP'>, 'ELSE': <TokenType.ELSE: 'ELSE'>, 'END': <TokenType.END: 'END'>, 'ENUM': <TokenType.ENUM: 'ENUM'>, 'ESCAPE': <TokenType.ESCAPE: 'ESCAPE'>, 'EXCEPT': <TokenType.EXCEPT: 'EXCEPT'>, 'EXECUTE': <TokenType.EXECUTE: 'EXECUTE'>, 'EXISTS': <TokenType.EXISTS: 'EXISTS'>, 'FALSE': <TokenType.FALSE: 'FALSE'>, 'FETCH': <TokenType.FETCH: 'FETCH'>, 'FILTER': <TokenType.FILTER: 'FILTER'>, 'FIRST': <TokenType.FIRST: 'FIRST'>, 'FULL': <TokenType.FULL: 'FULL'>, 'FUNCTION': <TokenType.FUNCTION: 'FUNCTION'>, 'FOR': <TokenType.FOR: 'FOR'>, 'FOREIGN KEY': <TokenType.FOREIGN_KEY: 'FOREIGN_KEY'>, 'FORMAT': <TokenType.FORMAT: 'FORMAT'>, 'FROM': <TokenType.FROM: 'FROM'>, 'GEOGRAPHY': <TokenType.GEOGRAPHY: 'GEOGRAPHY'>, 'GEOMETRY': <TokenType.GEOMETRY: 'GEOMETRY'>, 'GLOB': <TokenType.GLOB: 'GLOB'>, 'GROUP BY': <TokenType.GROUP_BY: 'GROUP_BY'>, 'GROUPING SETS': <TokenType.GROUPING_SETS: 'GROUPING_SETS'>, 'HAVING': <TokenType.HAVING: 'HAVING'>, 'ILIKE': <TokenType.ILIKE: 'ILIKE'>, 'IN': <TokenType.IN: 'IN'>, 'INDEX': <TokenType.INDEX: 'INDEX'>, 'INET': <TokenType.INET: 'INET'>, 'INNER': <TokenType.INNER: 'INNER'>, 'INSERT': <TokenType.INSERT: 'INSERT'>, 'INTERVAL': <TokenType.INTERVAL: 'INTERVAL'>, 'INTERSECT': <TokenType.INTERSECT: 'INTERSECT'>, 'INTO': <TokenType.INTO: 'INTO'>, 'IS': <TokenType.IS: 'IS'>, 'ISNULL': <TokenType.ISNULL: 'ISNULL'>, 'JOIN': <TokenType.JOIN: 'JOIN'>, 'KEEP': <TokenType.KEEP: 'KEEP'>, 'KILL': <TokenType.KILL: 'KILL'>, 'LATERAL': <TokenType.LATERAL: 'LATERAL'>, 'LEFT': <TokenType.LEFT: 'LEFT'>, 'LIKE': <TokenType.LIKE: 'LIKE'>, 'LIMIT': <TokenType.LIMIT: 'LIMIT'>, 'LOAD': <TokenType.LOAD: 'LOAD'>, 'LOCK': <TokenType.LOCK: 'LOCK'>, 'MERGE': <TokenType.MERGE: 'MERGE'>, 'NAMESPACE': <TokenType.NAMESPACE: 'NAMESPACE'>, 'NATURAL': <TokenType.NATURAL: 'NATURAL'>, 'NEXT': <TokenType.NEXT: 'NEXT'>, 'NOT': <TokenType.NOT: 'NOT'>, 'NOTNULL': <TokenType.NOTNULL: 'NOTNULL'>, 'NULL': <TokenType.NULL: 'NULL'>, 'OBJECT': <TokenType.OBJECT: 'OBJECT'>, 'OFFSET': <TokenType.OFFSET: 'OFFSET'>, 'ON': <TokenType.ON: 'ON'>, 'OR': <TokenType.OR: 'OR'>, 'XOR': <TokenType.XOR: 'XOR'>, 'ORDER BY': <TokenType.ORDER_BY: 'ORDER_BY'>, 'ORDINALITY': <TokenType.ORDINALITY: 'ORDINALITY'>, 'OUTER': <TokenType.OUTER: 'OUTER'>, 'OVER': <TokenType.OVER: 'OVER'>, 'OVERLAPS': <TokenType.OVERLAPS: 'OVERLAPS'>, 'OVERWRITE': <TokenType.OVERWRITE: 'OVERWRITE'>, 'PARTITION': <TokenType.PARTITION: 'PARTITION'>, 'PARTITION BY': <TokenType.PARTITION_BY: 'PARTITION_BY'>, 'PARTITIONED BY': <TokenType.PARTITION_BY: 'PARTITION_BY'>, 'PARTITIONED_BY': <TokenType.PARTITION_BY: 'PARTITION_BY'>, 'PERCENT': <TokenType.PERCENT: 'PERCENT'>, 'PIVOT': <TokenType.PIVOT: 'PIVOT'>, 'PRAGMA': <TokenType.PRAGMA: 'PRAGMA'>, 'PRIMARY KEY': <TokenType.PRIMARY_KEY: 'PRIMARY_KEY'>, 'PROCEDURE': <TokenType.PROCEDURE: 'PROCEDURE'>, 'QUALIFY': <TokenType.QUALIFY: 'QUALIFY'>, 'RANGE': <TokenType.RANGE: 'RANGE'>, 'RECURSIVE': <TokenType.RECURSIVE: 'RECURSIVE'>, 'REGEXP': <TokenType.RLIKE: 'RLIKE'>, 'RENAME': <TokenType.RENAME: 'RENAME'>, 'REPLACE': <TokenType.REPLACE: 'REPLACE'>, 'RETURNING': <TokenType.RETURNING: 'RETURNING'>, 'REFERENCES': <TokenType.REFERENCES: 'REFERENCES'>, 'RIGHT': <TokenType.RIGHT: 'RIGHT'>, 'RLIKE': <TokenType.RLIKE: 'RLIKE'>, 'ROLLBACK': <TokenType.ROLLBACK: 'ROLLBACK'>, 'ROLLUP': <TokenType.ROLLUP: 'ROLLUP'>, 'ROW': <TokenType.ROW: 'ROW'>, 'ROWS': <TokenType.ROWS: 'ROWS'>, 'SCHEMA': <TokenType.SCHEMA: 'SCHEMA'>, 'SELECT': <TokenType.SELECT: 'SELECT'>, 'SEMI': <TokenType.SEMI: 'SEMI'>, 'SESSION': <TokenType.SESSION: 'SESSION'>, 'SET': <TokenType.SET: 'SET'>, 'SETTINGS': <TokenType.SETTINGS: 'SETTINGS'>, 'SHOW': <TokenType.SHOW: 'SHOW'>, 'SIMILAR TO': <TokenType.SIMILAR_TO: 'SIMILAR_TO'>, 'SOME': <TokenType.SOME: 'SOME'>, 'SORT BY': <TokenType.SORT_BY: 'SORT_BY'>, 'START WITH': <TokenType.START_WITH: 'START_WITH'>, 'STRAIGHT_JOIN': <TokenType.STRAIGHT_JOIN: 'STRAIGHT_JOIN'>, 'TABLE': <TokenType.TABLE: 'TABLE'>, 'TABLESAMPLE': <TokenType.TABLE_SAMPLE: 'TABLE_SAMPLE'>, 'TEMP': <TokenType.TEMPORARY: 'TEMPORARY'>, 'TEMPORARY': <TokenType.TEMPORARY: 'TEMPORARY'>, 'THEN': <TokenType.THEN: 'THEN'>, 'TRUE': <TokenType.TRUE: 'TRUE'>, 'TRUNCATE': <TokenType.TRUNCATE: 'TRUNCATE'>, 'UNION': <TokenType.UNION: 'UNION'>, 'UNKNOWN': <TokenType.UNKNOWN: 'UNKNOWN'>, 'UNNEST': <TokenType.UNNEST: 'UNNEST'>, 'UNPIVOT': <TokenType.UNPIVOT: 'UNPIVOT'>, 'UPDATE': <TokenType.UPDATE: 'UPDATE'>, 'USE': <TokenType.USE: 'USE'>, 'USING': <TokenType.USING: 'USING'>, 'UUID': <TokenType.UUID: 'UUID'>, 'VALUES': <TokenType.VALUES: 'VALUES'>, 'VIEW': <TokenType.VIEW: 'VIEW'>, 'VOLATILE': <TokenType.VOLATILE: 'VOLATILE'>, 'WHEN': <TokenType.WHEN: 'WHEN'>, 'WHERE': <TokenType.WHERE: 'WHERE'>, 'WINDOW': <TokenType.WINDOW: 'WINDOW'>, 'WITH': <TokenType.WITH: 'WITH'>, 'APPLY': <TokenType.APPLY: 'APPLY'>, 'ARRAY': <TokenType.ARRAY: 'ARRAY'>, 'BIT': <TokenType.BIT: 'BIT'>, 'BOOL': <TokenType.BOOLEAN: 'BOOLEAN'>, 'BOOLEAN': <TokenType.BOOLEAN: 'BOOLEAN'>, 'BYTE': <TokenType.TINYINT: 'TINYINT'>, 'MEDIUMINT': <TokenType.MEDIUMINT: 'MEDIUMINT'>, 'INT1': <TokenType.TINYINT: 'TINYINT'>, 'TINYINT': <TokenType.TINYINT: 'TINYINT'>, 'INT16': <TokenType.SMALLINT: 'SMALLINT'>, 'SHORT': <TokenType.SMALLINT: 'SMALLINT'>, 'SMALLINT': <TokenType.SMALLINT: 'SMALLINT'>, 'HUGEINT': <TokenType.INT128: 'INT128'>, 'UHUGEINT': <TokenType.UINT128: 'UINT128'>, 'INT2': <TokenType.SMALLINT: 'SMALLINT'>, 'INTEGER': <TokenType.INT: 'INT'>, 'INT': <TokenType.INT: 'INT'>, 'INT4': <TokenType.INT: 'INT'>, 'INT32': <TokenType.INT: 'INT'>, 'INT64': <TokenType.BIGINT: 'BIGINT'>, 'INT128': <TokenType.INT128: 'INT128'>, 'INT256': <TokenType.INT256: 'INT256'>, 'LONG': <TokenType.BIGINT: 'BIGINT'>, 'BIGINT': <TokenType.BIGINT: 'BIGINT'>, 'INT8': <TokenType.TINYINT: 'TINYINT'>, 'UINT': <TokenType.UINT: 'UINT'>, 'UINT128': <TokenType.UINT128: 'UINT128'>, 'UINT256': <TokenType.UINT256: 'UINT256'>, 'DEC': <TokenType.DECIMAL: 'DECIMAL'>, 'DECIMAL': <TokenType.DECIMAL: 'DECIMAL'>, 'DECIMAL32': <TokenType.DECIMAL32: 'DECIMAL32'>, 'DECIMAL64': <TokenType.DECIMAL64: 'DECIMAL64'>, 'DECIMAL128': <TokenType.DECIMAL128: 'DECIMAL128'>, 'DECIMAL256': <TokenType.DECIMAL256: 'DECIMAL256'>, 'BIGDECIMAL': <TokenType.BIGDECIMAL: 'BIGDECIMAL'>, 'BIGNUMERIC': <TokenType.BIGDECIMAL: 'BIGDECIMAL'>, 'LIST': <TokenType.LIST: 'LIST'>, 'MAP': <TokenType.MAP: 'MAP'>, 'NULLABLE': <TokenType.NULLABLE: 'NULLABLE'>, 'NUMBER': <TokenType.DECIMAL: 'DECIMAL'>, 'NUMERIC': <TokenType.DECIMAL: 'DECIMAL'>, 'FIXED': <TokenType.DECIMAL: 'DECIMAL'>, 'REAL': <TokenType.FLOAT: 'FLOAT'>, 'FLOAT': <TokenType.FLOAT: 'FLOAT'>, 'FLOAT4': <TokenType.FLOAT: 'FLOAT'>, 'FLOAT8': <TokenType.DOUBLE: 'DOUBLE'>, 'DOUBLE': <TokenType.DOUBLE: 'DOUBLE'>, 'DOUBLE PRECISION': <TokenType.DOUBLE: 'DOUBLE'>, 'JSON': <TokenType.JSON: 'JSON'>, 'JSONB': <TokenType.JSONB: 'JSONB'>, 'CHAR': <TokenType.CHAR: 'CHAR'>, 'CHARACTER': <TokenType.CHAR: 'CHAR'>, 'CHAR VARYING': <TokenType.VARCHAR: 'VARCHAR'>, 'CHARACTER VARYING': <TokenType.VARCHAR: 'VARCHAR'>, 'NCHAR': <TokenType.NCHAR: 'NCHAR'>, 'VARCHAR': <TokenType.VARCHAR: 'VARCHAR'>, 'VARCHAR2': <TokenType.VARCHAR: 'VARCHAR'>, 'NVARCHAR': <TokenType.NVARCHAR: 'NVARCHAR'>, 'NVARCHAR2': <TokenType.NVARCHAR: 'NVARCHAR'>, 'BPCHAR': <TokenType.BPCHAR: 'BPCHAR'>, 'STR': <TokenType.TEXT: 'TEXT'>, 'STRING': <TokenType.TEXT: 'TEXT'>, 'TEXT': <TokenType.TEXT: 'TEXT'>, 'LONGTEXT': <TokenType.LONGTEXT: 'LONGTEXT'>, 'MEDIUMTEXT': <TokenType.MEDIUMTEXT: 'MEDIUMTEXT'>, 'TINYTEXT': <TokenType.TINYTEXT: 'TINYTEXT'>, 'CLOB': <TokenType.TEXT: 'TEXT'>, 'LONGVARCHAR': <TokenType.TEXT: 'TEXT'>, 'BINARY': <TokenType.BINARY: 'BINARY'>, 'BLOB': <TokenType.BLOB: 'BLOB'>, 'LONGBLOB': <TokenType.LONGBLOB: 'LONGBLOB'>, 'MEDIUMBLOB': <TokenType.MEDIUMBLOB: 'MEDIUMBLOB'>, 'TINYBLOB': <TokenType.TINYBLOB: 'TINYBLOB'>, 'BYTEA': <TokenType.VARBINARY: 'VARBINARY'>, 'VARBINARY': <TokenType.VARBINARY: 'VARBINARY'>, 'TIME': <TokenType.TIME: 'TIME'>, 'TIMETZ': <TokenType.TIMETZ: 'TIMETZ'>, 'TIMESTAMP': <TokenType.TIMESTAMPTZ: 'TIMESTAMPTZ'>, 'TIMESTAMPTZ': <TokenType.TIMESTAMPTZ: 'TIMESTAMPTZ'>, 'TIMESTAMPLTZ': <TokenType.TIMESTAMPLTZ: 'TIMESTAMPLTZ'>, 'TIMESTAMP_LTZ': <TokenType.TIMESTAMPLTZ: 'TIMESTAMPLTZ'>, 'TIMESTAMPNTZ': <TokenType.TIMESTAMPNTZ: 'TIMESTAMPNTZ'>, 'TIMESTAMP_NTZ': <TokenType.TIMESTAMPNTZ: 'TIMESTAMPNTZ'>, 'DATE': <TokenType.DATE: 'DATE'>, 'DATETIME': <TokenType.DATETIME: 'DATETIME'>, 'INT4RANGE': <TokenType.INT4RANGE: 'INT4RANGE'>, 'INT4MULTIRANGE': <TokenType.INT4MULTIRANGE: 'INT4MULTIRANGE'>, 'INT8RANGE': <TokenType.INT8RANGE: 'INT8RANGE'>, 'INT8MULTIRANGE': <TokenType.INT8MULTIRANGE: 'INT8MULTIRANGE'>, 'NUMRANGE': <TokenType.NUMRANGE: 'NUMRANGE'>, 'NUMMULTIRANGE': <TokenType.NUMMULTIRANGE: 'NUMMULTIRANGE'>, 'TSRANGE': <TokenType.TSRANGE: 'TSRANGE'>, 'TSMULTIRANGE': <TokenType.TSMULTIRANGE: 'TSMULTIRANGE'>, 'TSTZRANGE': <TokenType.TSTZRANGE: 'TSTZRANGE'>, 'TSTZMULTIRANGE': <TokenType.TSTZMULTIRANGE: 'TSTZMULTIRANGE'>, 'DATERANGE': <TokenType.DATERANGE: 'DATERANGE'>, 'DATEMULTIRANGE': <TokenType.DATEMULTIRANGE: 'DATEMULTIRANGE'>, 'UNIQUE': <TokenType.UNIQUE: 'UNIQUE'>, 'VECTOR': <TokenType.VECTOR: 'VECTOR'>, 'STRUCT': <TokenType.STRUCT: 'STRUCT'>, 'SEQUENCE': <TokenType.SEQUENCE: 'SEQUENCE'>, 'VARIANT': <TokenType.VARIANT: 'VARIANT'>, 'ALTER': <TokenType.ALTER: 'ALTER'>, 'ANALYZE': <TokenType.ANALYZE: 'ANALYZE'>, 'CALL': <TokenType.COMMAND: 'COMMAND'>, 'COMMENT': <TokenType.COMMENT: 'COMMENT'>, 'EXPLAIN': <TokenType.DESCRIBE: 'DESCRIBE'>, 'GRANT': <TokenType.GRANT: 'GRANT'>, 'REVOKE': <TokenType.REVOKE: 'REVOKE'>, 'OPTIMIZE': <TokenType.COMMAND: 'COMMAND'>, 'PREPARE': <TokenType.COMMAND: 'COMMAND'>, 'VACUUM': <TokenType.COMMAND: 'COMMAND'>, 'USER-DEFINED': <TokenType.USERDEFINED: 'USERDEFINED'>, 'FOR VERSION': <TokenType.VERSION_SNAPSHOT: 'VERSION_SNAPSHOT'>, 'FOR TIMESTAMP': <TokenType.TIMESTAMP_SNAPSHOT: 'TIMESTAMP_SNAPSHOT'>, 'CHARSET': <TokenType.CHARACTER_SET: 'CHARACTER_SET'>, 'DISTINCTROW': <TokenType.DISTINCT: 'DISTINCT'>, 'FORCE': <TokenType.FORCE: 'FORCE'>, 'IGNORE': <TokenType.IGNORE: 'IGNORE'>, 'KEY': <TokenType.KEY: 'KEY'>, 'LOCK TABLES': <TokenType.COMMAND: 'COMMAND'>, 'MEMBER OF': <TokenType.MEMBER_OF: 'MEMBER_OF'>, 'MOD': <TokenType.MOD: 'MOD'>, 'SEPARATOR': <TokenType.SEPARATOR: 'SEPARATOR'>, 'SERIAL': <TokenType.SERIAL: 'SERIAL'>, 'SIGNED': <TokenType.BIGINT: 'BIGINT'>, 'SIGNED INTEGER': <TokenType.BIGINT: 'BIGINT'>, 'SOUNDS LIKE': <TokenType.SOUNDS_LIKE: 'SOUNDS_LIKE'>, 'START': <TokenType.BEGIN: 'BEGIN'>, 'UNLOCK TABLES': <TokenType.COMMAND: 'COMMAND'>, 'UNSIGNED': <TokenType.UBIGINT: 'UBIGINT'>, 'UNSIGNED INTEGER': <TokenType.UBIGINT: 'UBIGINT'>, 'YEAR': <TokenType.YEAR: 'YEAR'>, '_ARMSCII8': <TokenType.INTRODUCER: 'INTRODUCER'>, '_ASCII': <TokenType.INTRODUCER: 'INTRODUCER'>, '_BIG5': <TokenType.INTRODUCER: 'INTRODUCER'>, '_BINARY': <TokenType.INTRODUCER: 'INTRODUCER'>, '_CP1250': <TokenType.INTRODUCER: 'INTRODUCER'>, '_CP1251': <TokenType.INTRODUCER: 'INTRODUCER'>, '_CP1256': <TokenType.INTRODUCER: 'INTRODUCER'>, '_CP1257': <TokenType.INTRODUCER: 'INTRODUCER'>, '_CP850': <TokenType.INTRODUCER: 'INTRODUCER'>, '_CP852': <TokenType.INTRODUCER: 'INTRODUCER'>, '_CP866': <TokenType.INTRODUCER: 'INTRODUCER'>, '_CP932': <TokenType.INTRODUCER: 'INTRODUCER'>, '_DEC8': <TokenType.INTRODUCER: 'INTRODUCER'>, '_EUCJPMS': <TokenType.INTRODUCER: 'INTRODUCER'>, '_EUCKR': <TokenType.INTRODUCER: 'INTRODUCER'>, '_GB18030': <TokenType.INTRODUCER: 'INTRODUCER'>, '_GB2312': <TokenType.INTRODUCER: 'INTRODUCER'>, '_GBK': <TokenType.INTRODUCER: 'INTRODUCER'>, '_GEOSTD8': <TokenType.INTRODUCER: 'INTRODUCER'>, '_GREEK': <TokenType.INTRODUCER: 'INTRODUCER'>, '_HEBREW': <TokenType.INTRODUCER: 'INTRODUCER'>, '_HP8': <TokenType.INTRODUCER: 'INTRODUCER'>, '_KEYBCS2': <TokenType.INTRODUCER: 'INTRODUCER'>, '_KOI8R': <TokenType.INTRODUCER: 'INTRODUCER'>, '_KOI8U': <TokenType.INTRODUCER: 'INTRODUCER'>, '_LATIN1': <TokenType.INTRODUCER: 'INTRODUCER'>, '_LATIN2': <TokenType.INTRODUCER: 'INTRODUCER'>, '_LATIN5': <TokenType.INTRODUCER: 'INTRODUCER'>, '_LATIN7': <TokenType.INTRODUCER: 'INTRODUCER'>, '_MACCE': <TokenType.INTRODUCER: 'INTRODUCER'>, '_MACROMAN': <TokenType.INTRODUCER: 'INTRODUCER'>, '_SJIS': <TokenType.INTRODUCER: 'INTRODUCER'>, '_SWE7': <TokenType.INTRODUCER: 'INTRODUCER'>, '_TIS620': <TokenType.INTRODUCER: 'INTRODUCER'>, '_UCS2': <TokenType.INTRODUCER: 'INTRODUCER'>, '_UJIS': <TokenType.INTRODUCER: 'INTRODUCER'>, '_UTF8': <TokenType.INTRODUCER: 'INTRODUCER'>, '_UTF16': <TokenType.INTRODUCER: 'INTRODUCER'>, '_UTF16LE': <TokenType.INTRODUCER: 'INTRODUCER'>, '_UTF32': <TokenType.INTRODUCER: 'INTRODUCER'>, '_UTF8MB3': <TokenType.INTRODUCER: 'INTRODUCER'>, '_UTF8MB4': <TokenType.INTRODUCER: 'INTRODUCER'>, '@@': <TokenType.SESSION_PARAMETER: 'SESSION_PARAMETER'>}
COMMANDS = {<TokenType.FETCH: 'FETCH'>, <TokenType.EXECUTE: 'EXECUTE'>, <TokenType.REPLACE: 'REPLACE'>, <TokenType.COMMAND: 'COMMAND'>, <TokenType.RENAME: 'RENAME'>}
class MySQL.Parser(sqlglot.parser.Parser):
271    class Parser(parser.Parser):
272        FUNC_TOKENS = {
273            *parser.Parser.FUNC_TOKENS,
274            TokenType.DATABASE,
275            TokenType.MOD,
276            TokenType.SCHEMA,
277            TokenType.VALUES,
278        }
279
280        CONJUNCTION = {
281            **parser.Parser.CONJUNCTION,
282            TokenType.DAMP: exp.And,
283            TokenType.XOR: exp.Xor,
284        }
285
286        DISJUNCTION = {
287            **parser.Parser.DISJUNCTION,
288            TokenType.DPIPE: exp.Or,
289        }
290
291        TABLE_ALIAS_TOKENS = (
292            parser.Parser.TABLE_ALIAS_TOKENS - parser.Parser.TABLE_INDEX_HINT_TOKENS
293        )
294
295        RANGE_PARSERS = {
296            **parser.Parser.RANGE_PARSERS,
297            TokenType.SOUNDS_LIKE: lambda self, this: self.expression(
298                exp.EQ,
299                this=self.expression(exp.Soundex, this=this),
300                expression=self.expression(exp.Soundex, this=self._parse_term()),
301            ),
302            TokenType.MEMBER_OF: lambda self, this: self.expression(
303                exp.JSONArrayContains,
304                this=this,
305                expression=self._parse_wrapped(self._parse_expression),
306            ),
307        }
308
309        FUNCTIONS = {
310            **parser.Parser.FUNCTIONS,
311            "BIT_AND": exp.BitwiseAndAgg.from_arg_list,
312            "BIT_OR": exp.BitwiseOrAgg.from_arg_list,
313            "BIT_XOR": exp.BitwiseXorAgg.from_arg_list,
314            "BIT_COUNT": exp.BitwiseCountAgg.from_arg_list,
315            "CONVERT_TZ": lambda args: exp.ConvertTimezone(
316                source_tz=seq_get(args, 1), target_tz=seq_get(args, 2), timestamp=seq_get(args, 0)
317            ),
318            "CURDATE": exp.CurrentDate.from_arg_list,
319            "DATE": lambda args: exp.TsOrDsToDate(this=seq_get(args, 0)),
320            "DATE_ADD": build_date_delta_with_interval(exp.DateAdd),
321            "DATE_FORMAT": build_formatted_time(exp.TimeToStr, "mysql"),
322            "DATE_SUB": build_date_delta_with_interval(exp.DateSub),
323            "DAY": lambda args: exp.Day(this=exp.TsOrDsToDate(this=seq_get(args, 0))),
324            "DAYOFMONTH": lambda args: exp.DayOfMonth(this=exp.TsOrDsToDate(this=seq_get(args, 0))),
325            "DAYOFWEEK": lambda args: exp.DayOfWeek(this=exp.TsOrDsToDate(this=seq_get(args, 0))),
326            "DAYOFYEAR": lambda args: exp.DayOfYear(this=exp.TsOrDsToDate(this=seq_get(args, 0))),
327            "FORMAT": exp.NumberToStr.from_arg_list,
328            "FROM_UNIXTIME": build_formatted_time(exp.UnixToTime, "mysql"),
329            "ISNULL": isnull_to_is_null,
330            "LENGTH": lambda args: exp.Length(this=seq_get(args, 0), binary=True),
331            "MAKETIME": exp.TimeFromParts.from_arg_list,
332            "MONTH": lambda args: exp.Month(this=exp.TsOrDsToDate(this=seq_get(args, 0))),
333            "MONTHNAME": lambda args: exp.TimeToStr(
334                this=exp.TsOrDsToDate(this=seq_get(args, 0)),
335                format=exp.Literal.string("%B"),
336            ),
337            "SCHEMA": exp.CurrentSchema.from_arg_list,
338            "DATABASE": exp.CurrentSchema.from_arg_list,
339            "STR_TO_DATE": _str_to_date,
340            "TIMESTAMPDIFF": build_date_delta(exp.TimestampDiff),
341            "TO_DAYS": lambda args: exp.paren(
342                exp.DateDiff(
343                    this=exp.TsOrDsToDate(this=seq_get(args, 0)),
344                    expression=exp.TsOrDsToDate(this=exp.Literal.string("0000-01-01")),
345                    unit=exp.var("DAY"),
346                )
347                + 1
348            ),
349            "WEEK": lambda args: exp.Week(
350                this=exp.TsOrDsToDate(this=seq_get(args, 0)), mode=seq_get(args, 1)
351            ),
352            "WEEKOFYEAR": lambda args: exp.WeekOfYear(this=exp.TsOrDsToDate(this=seq_get(args, 0))),
353            "YEAR": lambda args: exp.Year(this=exp.TsOrDsToDate(this=seq_get(args, 0))),
354        }
355
356        FUNCTION_PARSERS = {
357            **parser.Parser.FUNCTION_PARSERS,
358            "CHAR": lambda self: self.expression(
359                exp.Chr,
360                expressions=self._parse_csv(self._parse_assignment),
361                charset=self._match(TokenType.USING) and self._parse_var(),
362            ),
363            "GROUP_CONCAT": lambda self: self._parse_group_concat(),
364            # https://dev.mysql.com/doc/refman/5.7/en/miscellaneous-functions.html#function_values
365            "VALUES": lambda self: self.expression(
366                exp.Anonymous, this="VALUES", expressions=[self._parse_id_var()]
367            ),
368            "JSON_VALUE": lambda self: self._parse_json_value(),
369            "SUBSTR": lambda self: self._parse_substring(),
370        }
371
372        STATEMENT_PARSERS = {
373            **parser.Parser.STATEMENT_PARSERS,
374            TokenType.SHOW: lambda self: self._parse_show(),
375        }
376
377        SHOW_PARSERS = {
378            "BINARY LOGS": _show_parser("BINARY LOGS"),
379            "MASTER LOGS": _show_parser("BINARY LOGS"),
380            "BINLOG EVENTS": _show_parser("BINLOG EVENTS"),
381            "CHARACTER SET": _show_parser("CHARACTER SET"),
382            "CHARSET": _show_parser("CHARACTER SET"),
383            "COLLATION": _show_parser("COLLATION"),
384            "FULL COLUMNS": _show_parser("COLUMNS", target="FROM", full=True),
385            "COLUMNS": _show_parser("COLUMNS", target="FROM"),
386            "CREATE DATABASE": _show_parser("CREATE DATABASE", target=True),
387            "CREATE EVENT": _show_parser("CREATE EVENT", target=True),
388            "CREATE FUNCTION": _show_parser("CREATE FUNCTION", target=True),
389            "CREATE PROCEDURE": _show_parser("CREATE PROCEDURE", target=True),
390            "CREATE TABLE": _show_parser("CREATE TABLE", target=True),
391            "CREATE TRIGGER": _show_parser("CREATE TRIGGER", target=True),
392            "CREATE VIEW": _show_parser("CREATE VIEW", target=True),
393            "DATABASES": _show_parser("DATABASES"),
394            "SCHEMAS": _show_parser("DATABASES"),
395            "ENGINE": _show_parser("ENGINE", target=True),
396            "STORAGE ENGINES": _show_parser("ENGINES"),
397            "ENGINES": _show_parser("ENGINES"),
398            "ERRORS": _show_parser("ERRORS"),
399            "EVENTS": _show_parser("EVENTS"),
400            "FUNCTION CODE": _show_parser("FUNCTION CODE", target=True),
401            "FUNCTION STATUS": _show_parser("FUNCTION STATUS"),
402            "GRANTS": _show_parser("GRANTS", target="FOR"),
403            "INDEX": _show_parser("INDEX", target="FROM"),
404            "MASTER STATUS": _show_parser("MASTER STATUS"),
405            "OPEN TABLES": _show_parser("OPEN TABLES"),
406            "PLUGINS": _show_parser("PLUGINS"),
407            "PROCEDURE CODE": _show_parser("PROCEDURE CODE", target=True),
408            "PROCEDURE STATUS": _show_parser("PROCEDURE STATUS"),
409            "PRIVILEGES": _show_parser("PRIVILEGES"),
410            "FULL PROCESSLIST": _show_parser("PROCESSLIST", full=True),
411            "PROCESSLIST": _show_parser("PROCESSLIST"),
412            "PROFILE": _show_parser("PROFILE"),
413            "PROFILES": _show_parser("PROFILES"),
414            "RELAYLOG EVENTS": _show_parser("RELAYLOG EVENTS"),
415            "REPLICAS": _show_parser("REPLICAS"),
416            "SLAVE HOSTS": _show_parser("REPLICAS"),
417            "REPLICA STATUS": _show_parser("REPLICA STATUS"),
418            "SLAVE STATUS": _show_parser("REPLICA STATUS"),
419            "GLOBAL STATUS": _show_parser("STATUS", global_=True),
420            "SESSION STATUS": _show_parser("STATUS"),
421            "STATUS": _show_parser("STATUS"),
422            "TABLE STATUS": _show_parser("TABLE STATUS"),
423            "FULL TABLES": _show_parser("TABLES", full=True),
424            "TABLES": _show_parser("TABLES"),
425            "TRIGGERS": _show_parser("TRIGGERS"),
426            "GLOBAL VARIABLES": _show_parser("VARIABLES", global_=True),
427            "SESSION VARIABLES": _show_parser("VARIABLES"),
428            "VARIABLES": _show_parser("VARIABLES"),
429            "WARNINGS": _show_parser("WARNINGS"),
430        }
431
432        PROPERTY_PARSERS = {
433            **parser.Parser.PROPERTY_PARSERS,
434            "LOCK": lambda self: self._parse_property_assignment(exp.LockProperty),
435        }
436
437        SET_PARSERS = {
438            **parser.Parser.SET_PARSERS,
439            "PERSIST": lambda self: self._parse_set_item_assignment("PERSIST"),
440            "PERSIST_ONLY": lambda self: self._parse_set_item_assignment("PERSIST_ONLY"),
441            "CHARACTER SET": lambda self: self._parse_set_item_charset("CHARACTER SET"),
442            "CHARSET": lambda self: self._parse_set_item_charset("CHARACTER SET"),
443            "NAMES": lambda self: self._parse_set_item_names(),
444        }
445
446        CONSTRAINT_PARSERS = {
447            **parser.Parser.CONSTRAINT_PARSERS,
448            "FULLTEXT": lambda self: self._parse_index_constraint(kind="FULLTEXT"),
449            "INDEX": lambda self: self._parse_index_constraint(),
450            "KEY": lambda self: self._parse_index_constraint(),
451            "SPATIAL": lambda self: self._parse_index_constraint(kind="SPATIAL"),
452        }
453
454        ALTER_PARSERS = {
455            **parser.Parser.ALTER_PARSERS,
456            "MODIFY": lambda self: self._parse_alter_table_alter(),
457        }
458
459        ALTER_ALTER_PARSERS = {
460            **parser.Parser.ALTER_ALTER_PARSERS,
461            "INDEX": lambda self: self._parse_alter_table_alter_index(),
462        }
463
464        SCHEMA_UNNAMED_CONSTRAINTS = {
465            *parser.Parser.SCHEMA_UNNAMED_CONSTRAINTS,
466            "FULLTEXT",
467            "INDEX",
468            "KEY",
469            "SPATIAL",
470        }
471
472        PROFILE_TYPES: parser.OPTIONS_TYPE = {
473            **dict.fromkeys(("ALL", "CPU", "IPC", "MEMORY", "SOURCE", "SWAPS"), tuple()),
474            "BLOCK": ("IO",),
475            "CONTEXT": ("SWITCHES",),
476            "PAGE": ("FAULTS",),
477        }
478
479        TYPE_TOKENS = {
480            *parser.Parser.TYPE_TOKENS,
481            TokenType.SET,
482        }
483
484        ENUM_TYPE_TOKENS = {
485            *parser.Parser.ENUM_TYPE_TOKENS,
486            TokenType.SET,
487        }
488
489        # SELECT [ ALL | DISTINCT | DISTINCTROW ] [ <OPERATION_MODIFIERS> ]
490        OPERATION_MODIFIERS = {
491            "HIGH_PRIORITY",
492            "STRAIGHT_JOIN",
493            "SQL_SMALL_RESULT",
494            "SQL_BIG_RESULT",
495            "SQL_BUFFER_RESULT",
496            "SQL_NO_CACHE",
497            "SQL_CALC_FOUND_ROWS",
498        }
499
500        LOG_DEFAULTS_TO_LN = True
501        STRING_ALIASES = True
502        VALUES_FOLLOWED_BY_PAREN = False
503        SUPPORTS_PARTITION_SELECTION = True
504
505        def _parse_generated_as_identity(
506            self,
507        ) -> (
508            exp.GeneratedAsIdentityColumnConstraint
509            | exp.ComputedColumnConstraint
510            | exp.GeneratedAsRowColumnConstraint
511        ):
512            this = super()._parse_generated_as_identity()
513
514            if self._match_texts(("STORED", "VIRTUAL")):
515                persisted = self._prev.text.upper() == "STORED"
516
517                if isinstance(this, exp.ComputedColumnConstraint):
518                    this.set("persisted", persisted)
519                elif isinstance(this, exp.GeneratedAsIdentityColumnConstraint):
520                    this = self.expression(
521                        exp.ComputedColumnConstraint, this=this.expression, persisted=persisted
522                    )
523
524            return this
525
526        def _parse_primary_key_part(self) -> t.Optional[exp.Expression]:
527            this = self._parse_id_var()
528            if not self._match(TokenType.L_PAREN):
529                return this
530
531            expression = self._parse_number()
532            self._match_r_paren()
533            return self.expression(exp.ColumnPrefix, this=this, expression=expression)
534
535        def _parse_index_constraint(
536            self, kind: t.Optional[str] = None
537        ) -> exp.IndexColumnConstraint:
538            if kind:
539                self._match_texts(("INDEX", "KEY"))
540
541            this = self._parse_id_var(any_token=False)
542            index_type = self._match(TokenType.USING) and self._advance_any() and self._prev.text
543            expressions = self._parse_wrapped_csv(self._parse_ordered)
544
545            options = []
546            while True:
547                if self._match_text_seq("KEY_BLOCK_SIZE"):
548                    self._match(TokenType.EQ)
549                    opt = exp.IndexConstraintOption(key_block_size=self._parse_number())
550                elif self._match(TokenType.USING):
551                    opt = exp.IndexConstraintOption(using=self._advance_any() and self._prev.text)
552                elif self._match_text_seq("WITH", "PARSER"):
553                    opt = exp.IndexConstraintOption(parser=self._parse_var(any_token=True))
554                elif self._match(TokenType.COMMENT):
555                    opt = exp.IndexConstraintOption(comment=self._parse_string())
556                elif self._match_text_seq("VISIBLE"):
557                    opt = exp.IndexConstraintOption(visible=True)
558                elif self._match_text_seq("INVISIBLE"):
559                    opt = exp.IndexConstraintOption(visible=False)
560                elif self._match_text_seq("ENGINE_ATTRIBUTE"):
561                    self._match(TokenType.EQ)
562                    opt = exp.IndexConstraintOption(engine_attr=self._parse_string())
563                elif self._match_text_seq("SECONDARY_ENGINE_ATTRIBUTE"):
564                    self._match(TokenType.EQ)
565                    opt = exp.IndexConstraintOption(secondary_engine_attr=self._parse_string())
566                else:
567                    opt = None
568
569                if not opt:
570                    break
571
572                options.append(opt)
573
574            return self.expression(
575                exp.IndexColumnConstraint,
576                this=this,
577                expressions=expressions,
578                kind=kind,
579                index_type=index_type,
580                options=options,
581            )
582
583        def _parse_show_mysql(
584            self,
585            this: str,
586            target: bool | str = False,
587            full: t.Optional[bool] = None,
588            global_: t.Optional[bool] = None,
589        ) -> exp.Show:
590            json = self._match_text_seq("JSON")
591
592            if target:
593                if isinstance(target, str):
594                    self._match_text_seq(*target.split(" "))
595                target_id = self._parse_id_var()
596            else:
597                target_id = None
598
599            log = self._parse_string() if self._match_text_seq("IN") else None
600
601            if this in ("BINLOG EVENTS", "RELAYLOG EVENTS"):
602                position = self._parse_number() if self._match_text_seq("FROM") else None
603                db = None
604            else:
605                position = None
606                db = None
607
608                if self._match(TokenType.FROM):
609                    db = self._parse_id_var()
610                elif self._match(TokenType.DOT):
611                    db = target_id
612                    target_id = self._parse_id_var()
613
614            channel = self._parse_id_var() if self._match_text_seq("FOR", "CHANNEL") else None
615
616            like = self._parse_string() if self._match_text_seq("LIKE") else None
617            where = self._parse_where()
618
619            if this == "PROFILE":
620                types = self._parse_csv(lambda: self._parse_var_from_options(self.PROFILE_TYPES))
621                query = self._parse_number() if self._match_text_seq("FOR", "QUERY") else None
622                offset = self._parse_number() if self._match_text_seq("OFFSET") else None
623                limit = self._parse_number() if self._match_text_seq("LIMIT") else None
624            else:
625                types, query = None, None
626                offset, limit = self._parse_oldstyle_limit()
627
628            mutex = True if self._match_text_seq("MUTEX") else None
629            mutex = False if self._match_text_seq("STATUS") else mutex
630
631            for_table = self._parse_id_var() if self._match_text_seq("FOR", "TABLE") else None
632            for_group = self._parse_string() if self._match_text_seq("FOR", "GROUP") else None
633            for_user = self._parse_string() if self._match_text_seq("FOR", "USER") else None
634            for_role = self._parse_string() if self._match_text_seq("FOR", "ROLE") else None
635            into_outfile = self._parse_string() if self._match_text_seq("INTO", "OUTFILE") else None
636
637            return self.expression(
638                exp.Show,
639                this=this,
640                target=target_id,
641                full=full,
642                log=log,
643                position=position,
644                db=db,
645                channel=channel,
646                like=like,
647                where=where,
648                types=types,
649                query=query,
650                offset=offset,
651                limit=limit,
652                mutex=mutex,
653                for_table=for_table,
654                for_group=for_group,
655                for_user=for_user,
656                for_role=for_role,
657                into_outfile=into_outfile,
658                json=json,
659                **{"global": global_},  # type: ignore
660            )
661
662        def _parse_oldstyle_limit(
663            self,
664        ) -> t.Tuple[t.Optional[exp.Expression], t.Optional[exp.Expression]]:
665            limit = None
666            offset = None
667            if self._match_text_seq("LIMIT"):
668                parts = self._parse_csv(self._parse_number)
669                if len(parts) == 1:
670                    limit = parts[0]
671                elif len(parts) == 2:
672                    limit = parts[1]
673                    offset = parts[0]
674
675            return offset, limit
676
677        def _parse_set_item_charset(self, kind: str) -> exp.Expression:
678            this = self._parse_string() or self._parse_unquoted_field()
679            return self.expression(exp.SetItem, this=this, kind=kind)
680
681        def _parse_set_item_names(self) -> exp.Expression:
682            charset = self._parse_string() or self._parse_unquoted_field()
683            if self._match_text_seq("COLLATE"):
684                collate = self._parse_string() or self._parse_unquoted_field()
685            else:
686                collate = None
687
688            return self.expression(exp.SetItem, this=charset, collate=collate, kind="NAMES")
689
690        def _parse_type(
691            self, parse_interval: bool = True, fallback_to_identifier: bool = False
692        ) -> t.Optional[exp.Expression]:
693            # mysql binary is special and can work anywhere, even in order by operations
694            # it operates like a no paren func
695            if self._match(TokenType.BINARY, advance=False):
696                data_type = self._parse_types(check_func=True, allow_identifiers=False)
697
698                if isinstance(data_type, exp.DataType):
699                    return self.expression(exp.Cast, this=self._parse_column(), to=data_type)
700
701            return super()._parse_type(
702                parse_interval=parse_interval, fallback_to_identifier=fallback_to_identifier
703            )
704
705        def _parse_alter_table_alter_index(self) -> exp.AlterIndex:
706            index = self._parse_field(any_token=True)
707
708            if self._match_text_seq("VISIBLE"):
709                visible = True
710            elif self._match_text_seq("INVISIBLE"):
711                visible = False
712            else:
713                visible = None
714
715            return self.expression(exp.AlterIndex, this=index, visible=visible)

Parser consumes a list of tokens produced by the Tokenizer and produces a parsed syntax tree.

Arguments:
  • error_level: The desired error level. Default: ErrorLevel.IMMEDIATE
  • error_message_context: The amount of context to capture from a query string when displaying the error message (in number of characters). Default: 100
  • max_errors: Maximum number of error messages to include in a raised ParseError. This is only relevant if error_level is ErrorLevel.RAISE. Default: 3
FUNC_TOKENS = {<TokenType.CURRENT_DATE: 'CURRENT_DATE'>, <TokenType.INT: 'INT'>, <TokenType.DECIMAL64: 'DECIMAL64'>, <TokenType.UUID: 'UUID'>, <TokenType.ISNULL: 'ISNULL'>, <TokenType.NESTED: 'NESTED'>, <TokenType.RLIKE: 'RLIKE'>, <TokenType.HLLSKETCH: 'HLLSKETCH'>, <TokenType.UINT128: 'UINT128'>, <TokenType.IPADDRESS: 'IPADDRESS'>, <TokenType.INT8MULTIRANGE: 'INT8MULTIRANGE'>, <TokenType.OBJECT: 'OBJECT'>, <TokenType.LONGTEXT: 'LONGTEXT'>, <TokenType.CURRENT_SCHEMA: 'CURRENT_SCHEMA'>, <TokenType.TIMESTAMPTZ: 'TIMESTAMPTZ'>, <TokenType.LEFT: 'LEFT'>, <TokenType.RANGE: 'RANGE'>, <TokenType.MEDIUMTEXT: 'MEDIUMTEXT'>, <TokenType.TIMESTAMP_S: 'TIMESTAMP_S'>, <TokenType.VALUES: 'VALUES'>, <TokenType.TINYINT: 'TINYINT'>, <TokenType.DOUBLE: 'DOUBLE'>, <TokenType.LONGBLOB: 'LONGBLOB'>, <TokenType.DATABASE: 'DATABASE'>, <TokenType.COMMAND: 'COMMAND'>, <TokenType.BIT: 'BIT'>, <TokenType.BOOLEAN: 'BOOLEAN'>, <TokenType.TRUNCATE: 'TRUNCATE'>, <TokenType.MULTIPOLYGON: 'MULTIPOLYGON'>, <TokenType.REPLACE: 'REPLACE'>, <TokenType.RING: 'RING'>, <TokenType.SCHEMA: 'SCHEMA'>, <TokenType.TSTZRANGE: 'TSTZRANGE'>, <TokenType.NUMMULTIRANGE: 'NUMMULTIRANGE'>, <TokenType.INTERVAL: 'INTERVAL'>, <TokenType.BPCHAR: 'BPCHAR'>, <TokenType.DECIMAL: 'DECIMAL'>, <TokenType.POINT: 'POINT'>, <TokenType.UNKNOWN: 'UNKNOWN'>, <TokenType.NOTHING: 'NOTHING'>, <TokenType.SMALLINT: 'SMALLINT'>, <TokenType.GEOGRAPHY: 'GEOGRAPHY'>, <TokenType.IDENTIFIER: 'IDENTIFIER'>, <TokenType.TINYBLOB: 'TINYBLOB'>, <TokenType.POLYGON: 'POLYGON'>, <TokenType.LIKE: 'LIKE'>, <TokenType.INT256: 'INT256'>, <TokenType.VARBINARY: 'VARBINARY'>, <TokenType.SMALLDATETIME: 'SMALLDATETIME'>, <TokenType.UTC_TIME: 'UTC_TIME'>, <TokenType.MOD: 'MOD'>, <TokenType.UINT256: 'UINT256'>, <TokenType.TIME: 'TIME'>, <TokenType.DATETIME2: 'DATETIME2'>, <TokenType.FORMAT: 'FORMAT'>, <TokenType.UTC_TIMESTAMP: 'UTC_TIMESTAMP'>, <TokenType.ROWVERSION: 'ROWVERSION'>, <TokenType.UTINYINT: 'UTINYINT'>, <TokenType.TSRANGE: 'TSRANGE'>, <TokenType.HSTORE: 'HSTORE'>, <TokenType.NULLABLE: 'NULLABLE'>, <TokenType.MERGE: 'MERGE'>, <TokenType.IPV4: 'IPV4'>, <TokenType.IMAGE: 'IMAGE'>, <TokenType.SMALLMONEY: 'SMALLMONEY'>, <TokenType.UTC_DATE: 'UTC_DATE'>, <TokenType.ALL: 'ALL'>, <TokenType.TDIGEST: 'TDIGEST'>, <TokenType.MEDIUMBLOB: 'MEDIUMBLOB'>, <TokenType.DECIMAL32: 'DECIMAL32'>, <TokenType.USERDEFINED: 'USERDEFINED'>, <TokenType.NUMRANGE: 'NUMRANGE'>, <TokenType.CURRENT_TIME: 'CURRENT_TIME'>, <TokenType.NULL: 'NULL'>, <TokenType.ENUM16: 'ENUM16'>, <TokenType.VECTOR: 'VECTOR'>, <TokenType.INT8RANGE: 'INT8RANGE'>, <TokenType.DATERANGE: 'DATERANGE'>, <TokenType.STRUCT: 'STRUCT'>, <TokenType.FLOAT: 'FLOAT'>, <TokenType.SOME: 'SOME'>, <TokenType.PRIMARY_KEY: 'PRIMARY_KEY'>, <TokenType.DATETIME64: 'DATETIME64'>, <TokenType.INT4MULTIRANGE: 'INT4MULTIRANGE'>, <TokenType.YEAR: 'YEAR'>, <TokenType.CURRENT_DATETIME: 'CURRENT_DATETIME'>, <TokenType.IPV6: 'IPV6'>, <TokenType.BIGSERIAL: 'BIGSERIAL'>, <TokenType.ARRAY: 'ARRAY'>, <TokenType.UNNEST: 'UNNEST'>, <TokenType.MEDIUMINT: 'MEDIUMINT'>, <TokenType.NVARCHAR: 'NVARCHAR'>, <TokenType.USMALLINT: 'USMALLINT'>, <TokenType.DATEMULTIRANGE: 'DATEMULTIRANGE'>, <TokenType.BIGDECIMAL: 'BIGDECIMAL'>, <TokenType.DATE: 'DATE'>, <TokenType.LOWCARDINALITY: 'LOWCARDINALITY'>, <TokenType.UINT: 'UINT'>, <TokenType.UMEDIUMINT: 'UMEDIUMINT'>, <TokenType.DECIMAL128: 'DECIMAL128'>, <TokenType.OBJECT_IDENTIFIER: 'OBJECT_IDENTIFIER'>, <TokenType.TSTZMULTIRANGE: 'TSTZMULTIRANGE'>, <TokenType.XOR: 'XOR'>, <TokenType.COLLATE: 'COLLATE'>, <TokenType.MONEY: 'MONEY'>, <TokenType.TIMESTAMPNTZ: 'TIMESTAMPNTZ'>, <TokenType.TSMULTIRANGE: 'TSMULTIRANGE'>, <TokenType.PSEUDO_TYPE: 'PSEUDO_TYPE'>, <TokenType.TIMESTAMP_NS: 'TIMESTAMP_NS'>, <TokenType.VOID: 'VOID'>, <TokenType.SIMPLEAGGREGATEFUNCTION: 'SIMPLEAGGREGATEFUNCTION'>, <TokenType.DYNAMIC: 'DYNAMIC'>, <TokenType.LIST: 'LIST'>, <TokenType.NEXT: 'NEXT'>, <TokenType.TIMESTAMP: 'TIMESTAMP'>, <TokenType.VARCHAR: 'VARCHAR'>, <TokenType.BLOB: 'BLOB'>, <TokenType.ENUM8: 'ENUM8'>, <TokenType.INT4RANGE: 'INT4RANGE'>, <TokenType.EXISTS: 'EXISTS'>, <TokenType.UBIGINT: 'UBIGINT'>, <TokenType.GLOB: 'GLOB'>, <TokenType.GET: 'GET'>, <TokenType.NAME: 'NAME'>, <TokenType.UDECIMAL: 'UDECIMAL'>, <TokenType.OFFSET: 'OFFSET'>, <TokenType.TINYTEXT: 'TINYTEXT'>, <TokenType.CHAR: 'CHAR'>, <TokenType.JSONB: 'JSONB'>, <TokenType.CURRENT_TIMESTAMP: 'CURRENT_TIMESTAMP'>, <TokenType.RIGHT: 'RIGHT'>, <TokenType.UDOUBLE: 'UDOUBLE'>, <TokenType.GEOGRAPHYPOINT: 'GEOGRAPHYPOINT'>, <TokenType.ENUM: 'ENUM'>, <TokenType.NCHAR: 'NCHAR'>, <TokenType.FIRST: 'FIRST'>, <TokenType.GEOMETRY: 'GEOMETRY'>, <TokenType.SMALLSERIAL: 'SMALLSERIAL'>, <TokenType.SEQUENCE: 'SEQUENCE'>, <TokenType.ANY: 'ANY'>, <TokenType.INSERT: 'INSERT'>, <TokenType.ILIKE: 'ILIKE'>, <TokenType.MAP: 'MAP'>, <TokenType.DATE32: 'DATE32'>, <TokenType.UNION: 'UNION'>, <TokenType.FIXEDSTRING: 'FIXEDSTRING'>, <TokenType.BIGINT: 'BIGINT'>, <TokenType.SUPER: 'SUPER'>, <TokenType.BINARY: 'BINARY'>, <TokenType.CURRENT_USER: 'CURRENT_USER'>, <TokenType.INET: 'INET'>, <TokenType.LINESTRING: 'LINESTRING'>, <TokenType.FILTER: 'FILTER'>, <TokenType.XML: 'XML'>, <TokenType.VAR: 'VAR'>, <TokenType.SERIAL: 'SERIAL'>, <TokenType.IPPREFIX: 'IPPREFIX'>, <TokenType.VARIANT: 'VARIANT'>, <TokenType.TIMESTAMPLTZ: 'TIMESTAMPLTZ'>, <TokenType.JSON: 'JSON'>, <TokenType.TIMESTAMP_MS: 'TIMESTAMP_MS'>, <TokenType.TABLE: 'TABLE'>, <TokenType.ROW: 'ROW'>, <TokenType.DATETIME: 'DATETIME'>, <TokenType.MULTILINESTRING: 'MULTILINESTRING'>, <TokenType.DECIMAL256: 'DECIMAL256'>, <TokenType.INT128: 'INT128'>, <TokenType.TEXT: 'TEXT'>, <TokenType.INDEX: 'INDEX'>, <TokenType.TIMETZ: 'TIMETZ'>, <TokenType.AGGREGATEFUNCTION: 'AGGREGATEFUNCTION'>, <TokenType.WINDOW: 'WINDOW'>}
CONJUNCTION = {<TokenType.AND: 'AND'>: <class 'sqlglot.expressions.And'>, <TokenType.DAMP: 'DAMP'>: <class 'sqlglot.expressions.And'>, <TokenType.XOR: 'XOR'>: <class 'sqlglot.expressions.Xor'>}
DISJUNCTION = {<TokenType.OR: 'OR'>: <class 'sqlglot.expressions.Or'>, <TokenType.DPIPE: 'DPIPE'>: <class 'sqlglot.expressions.Or'>}
TABLE_ALIAS_TOKENS = {<TokenType.REFERENCES: 'REFERENCES'>, <TokenType.SEMANTIC_VIEW: 'SEMANTIC_VIEW'>, <TokenType.APPLY: 'APPLY'>, <TokenType.STORAGE_INTEGRATION: 'STORAGE_INTEGRATION'>, <TokenType.BEGIN: 'BEGIN'>, <TokenType.INT: 'INT'>, <TokenType.KEEP: 'KEEP'>, <TokenType.DECIMAL64: 'DECIMAL64'>, <TokenType.CURRENT_DATE: 'CURRENT_DATE'>, <TokenType.PIVOT: 'PIVOT'>, <TokenType.UUID: 'UUID'>, <TokenType.ISNULL: 'ISNULL'>, <TokenType.NESTED: 'NESTED'>, <TokenType.LIMIT: 'LIMIT'>, <TokenType.HLLSKETCH: 'HLLSKETCH'>, <TokenType.UINT128: 'UINT128'>, <TokenType.IPADDRESS: 'IPADDRESS'>, <TokenType.INT8MULTIRANGE: 'INT8MULTIRANGE'>, <TokenType.REFRESH: 'REFRESH'>, <TokenType.OBJECT: 'OBJECT'>, <TokenType.LONGTEXT: 'LONGTEXT'>, <TokenType.UPDATE: 'UPDATE'>, <TokenType.CURRENT_SCHEMA: 'CURRENT_SCHEMA'>, <TokenType.TIMESTAMPTZ: 'TIMESTAMPTZ'>, <TokenType.RANGE: 'RANGE'>, <TokenType.ROLLUP: 'ROLLUP'>, <TokenType.MEDIUMTEXT: 'MEDIUMTEXT'>, <TokenType.CONSTRAINT: 'CONSTRAINT'>, <TokenType.VOLATILE: 'VOLATILE'>, <TokenType.TIMESTAMP_S: 'TIMESTAMP_S'>, <TokenType.CASE: 'CASE'>, <TokenType.DELETE: 'DELETE'>, <TokenType.TINYINT: 'TINYINT'>, <TokenType.SETTINGS: 'SETTINGS'>, <TokenType.DOUBLE: 'DOUBLE'>, <TokenType.LONGBLOB: 'LONGBLOB'>, <TokenType.DATABASE: 'DATABASE'>, <TokenType.COMMAND: 'COMMAND'>, <TokenType.BIT: 'BIT'>, <TokenType.PARTITION: 'PARTITION'>, <TokenType.BOOLEAN: 'BOOLEAN'>, <TokenType.TRUNCATE: 'TRUNCATE'>, <TokenType.MULTIPOLYGON: 'MULTIPOLYGON'>, <TokenType.REPLACE: 'REPLACE'>, <TokenType.ROWS: 'ROWS'>, <TokenType.SCHEMA: 'SCHEMA'>, <TokenType.COMMIT: 'COMMIT'>, <TokenType.RING: 'RING'>, <TokenType.TSTZRANGE: 'TSTZRANGE'>, <TokenType.DIV: 'DIV'>, <TokenType.NUMMULTIRANGE: 'NUMMULTIRANGE'>, <TokenType.CUBE: 'CUBE'>, <TokenType.INTERVAL: 'INTERVAL'>, <TokenType.IS: 'IS'>, <TokenType.BPCHAR: 'BPCHAR'>, <TokenType.DECIMAL: 'DECIMAL'>, <TokenType.POINT: 'POINT'>, <TokenType.UNKNOWN: 'UNKNOWN'>, <TokenType.NOTHING: 'NOTHING'>, <TokenType.SMALLINT: 'SMALLINT'>, <TokenType.GEOGRAPHY: 'GEOGRAPHY'>, <TokenType.TEMPORARY: 'TEMPORARY'>, <TokenType.FILE_FORMAT: 'FILE_FORMAT'>, <TokenType.SESSION: 'SESSION'>, <TokenType.TINYBLOB: 'TINYBLOB'>, <TokenType.POLYGON: 'POLYGON'>, <TokenType.ESCAPE: 'ESCAPE'>, <TokenType.INT256: 'INT256'>, <TokenType.VARBINARY: 'VARBINARY'>, <TokenType.NAMESPACE: 'NAMESPACE'>, <TokenType.SMALLDATETIME: 'SMALLDATETIME'>, <TokenType.FUNCTION: 'FUNCTION'>, <TokenType.FALSE: 'FALSE'>, <TokenType.UNIQUE: 'UNIQUE'>, <TokenType.RENAME: 'RENAME'>, <TokenType.UINT256: 'UINT256'>, <TokenType.TIME: 'TIME'>, <TokenType.DATETIME2: 'DATETIME2'>, <TokenType.FORMAT: 'FORMAT'>, <TokenType.ROWVERSION: 'ROWVERSION'>, <TokenType.UTINYINT: 'UTINYINT'>, <TokenType.EXECUTE: 'EXECUTE'>, <TokenType.SEMI: 'SEMI'>, <TokenType.TSRANGE: 'TSRANGE'>, <TokenType.HSTORE: 'HSTORE'>, <TokenType.NULLABLE: 'NULLABLE'>, <TokenType.MERGE: 'MERGE'>, <TokenType.IPV4: 'IPV4'>, <TokenType.IMAGE: 'IMAGE'>, <TokenType.SMALLMONEY: 'SMALLMONEY'>, <TokenType.ALL: 'ALL'>, <TokenType.TDIGEST: 'TDIGEST'>, <TokenType.END: 'END'>, <TokenType.MEDIUMBLOB: 'MEDIUMBLOB'>, <TokenType.SOURCE: 'SOURCE'>, <TokenType.MODEL: 'MODEL'>, <TokenType.DECIMAL32: 'DECIMAL32'>, <TokenType.USERDEFINED: 'USERDEFINED'>, <TokenType.NUMRANGE: 'NUMRANGE'>, <TokenType.DETACH: 'DETACH'>, <TokenType.SHOW: 'SHOW'>, <TokenType.NULL: 'NULL'>, <TokenType.CURRENT_TIME: 'CURRENT_TIME'>, <TokenType.ENUM16: 'ENUM16'>, <TokenType.VECTOR: 'VECTOR'>, <TokenType.ANTI: 'ANTI'>, <TokenType.INT8RANGE: 'INT8RANGE'>, <TokenType.DATERANGE: 'DATERANGE'>, <TokenType.ORDINALITY: 'ORDINALITY'>, <TokenType.CACHE: 'CACHE'>, <TokenType.STRUCT: 'STRUCT'>, <TokenType.FLOAT: 'FLOAT'>, <TokenType.TAG: 'TAG'>, <TokenType.SOME: 'SOME'>, <TokenType.VIEW: 'VIEW'>, <TokenType.DATETIME64: 'DATETIME64'>, <TokenType.COPY: 'COPY'>, <TokenType.INT4MULTIRANGE: 'INT4MULTIRANGE'>, <TokenType.YEAR: 'YEAR'>, <TokenType.CURRENT_DATETIME: 'CURRENT_DATETIME'>, <TokenType.IPV6: 'IPV6'>, <TokenType.AUTO_INCREMENT: 'AUTO_INCREMENT'>, <TokenType.BIGSERIAL: 'BIGSERIAL'>, <TokenType.ARRAY: 'ARRAY'>, <TokenType.UNNEST: 'UNNEST'>, <TokenType.MEDIUMINT: 'MEDIUMINT'>, <TokenType.NVARCHAR: 'NVARCHAR'>, <TokenType.USMALLINT: 'USMALLINT'>, <TokenType.DATEMULTIRANGE: 'DATEMULTIRANGE'>, <TokenType.BIGDECIMAL: 'BIGDECIMAL'>, <TokenType.DATE: 'DATE'>, <TokenType.LOWCARDINALITY: 'LOWCARDINALITY'>, <TokenType.UINT: 'UINT'>, <TokenType.UMEDIUMINT: 'UMEDIUMINT'>, <TokenType.DECIMAL128: 'DECIMAL128'>, <TokenType.OBJECT_IDENTIFIER: 'OBJECT_IDENTIFIER'>, <TokenType.TSTZMULTIRANGE: 'TSTZMULTIRANGE'>, <TokenType.OPERATOR: 'OPERATOR'>, <TokenType.COLLATE: 'COLLATE'>, <TokenType.MONEY: 'MONEY'>, <TokenType.TIMESTAMPNTZ: 'TIMESTAMPNTZ'>, <TokenType.TSMULTIRANGE: 'TSMULTIRANGE'>, <TokenType.PSEUDO_TYPE: 'PSEUDO_TYPE'>, <TokenType.TIMESTAMP_NS: 'TIMESTAMP_NS'>, <TokenType.VOID: 'VOID'>, <TokenType.SIMPLEAGGREGATEFUNCTION: 'SIMPLEAGGREGATEFUNCTION'>, <TokenType.DICTIONARY: 'DICTIONARY'>, <TokenType.PUT: 'PUT'>, <TokenType.DYNAMIC: 'DYNAMIC'>, <TokenType.LIST: 'LIST'>, <TokenType.NEXT: 'NEXT'>, <TokenType.TIMESTAMP: 'TIMESTAMP'>, <TokenType.VARCHAR: 'VARCHAR'>, <TokenType.EXISTS: 'EXISTS'>, <TokenType.BLOB: 'BLOB'>, <TokenType.ENUM8: 'ENUM8'>, <TokenType.INT4RANGE: 'INT4RANGE'>, <TokenType.UBIGINT: 'UBIGINT'>, <TokenType.GET: 'GET'>, <TokenType.NAME: 'NAME'>, <TokenType.DESC: 'DESC'>, <TokenType.ATTACH: 'ATTACH'>, <TokenType.SET: 'SET'>, <TokenType.UDECIMAL: 'UDECIMAL'>, <TokenType.OFFSET: 'OFFSET'>, <TokenType.TINYTEXT: 'TINYTEXT'>, <TokenType.OVERLAPS: 'OVERLAPS'>, <TokenType.CHAR: 'CHAR'>, <TokenType.PERCENT: 'PERCENT'>, <TokenType.CURRENT_TIMESTAMP: 'CURRENT_TIMESTAMP'>, <TokenType.COLUMN: 'COLUMN'>, <TokenType.JSONB: 'JSONB'>, <TokenType.FINAL: 'FINAL'>, <TokenType.UDOUBLE: 'UDOUBLE'>, <TokenType.GEOGRAPHYPOINT: 'GEOGRAPHYPOINT'>, <TokenType.ENUM: 'ENUM'>, <TokenType.FIRST: 'FIRST'>, <TokenType.NCHAR: 'NCHAR'>, <TokenType.GEOMETRY: 'GEOMETRY'>, <TokenType.SMALLSERIAL: 'SMALLSERIAL'>, <TokenType.SEQUENCE: 'SEQUENCE'>, <TokenType.ANY: 'ANY'>, <TokenType.MAP: 'MAP'>, <TokenType.DATE32: 'DATE32'>, <TokenType.EXPORT: 'EXPORT'>, <TokenType.KILL: 'KILL'>, <TokenType.FIXEDSTRING: 'FIXEDSTRING'>, <TokenType.BIGINT: 'BIGINT'>, <TokenType.SUPER: 'SUPER'>, <TokenType.TRUE: 'TRUE'>, <TokenType.BINARY: 'BINARY'>, <TokenType.DEFAULT: 'DEFAULT'>, <TokenType.STREAMLIT: 'STREAMLIT'>, <TokenType.CURRENT_USER: 'CURRENT_USER'>, <TokenType.PRAGMA: 'PRAGMA'>, <TokenType.OVERWRITE: 'OVERWRITE'>, <TokenType.INET: 'INET'>, <TokenType.SINK: 'SINK'>, <TokenType.LINESTRING: 'LINESTRING'>, <TokenType.FILTER: 'FILTER'>, <TokenType.TOP: 'TOP'>, <TokenType.VAR: 'VAR'>, <TokenType.STAGE: 'STAGE'>, <TokenType.XML: 'XML'>, <TokenType.PROCEDURE: 'PROCEDURE'>, <TokenType.SERIAL: 'SERIAL'>, <TokenType.IPPREFIX: 'IPPREFIX'>, <TokenType.WAREHOUSE: 'WAREHOUSE'>, <TokenType.VARIANT: 'VARIANT'>, <TokenType.TIMESTAMPLTZ: 'TIMESTAMPLTZ'>, <TokenType.ASC: 'ASC'>, <TokenType.JSON: 'JSON'>, <TokenType.RECURSIVE: 'RECURSIVE'>, <TokenType.FOREIGN_KEY: 'FOREIGN_KEY'>, <TokenType.UNPIVOT: 'UNPIVOT'>, <TokenType.DESCRIBE: 'DESCRIBE'>, <TokenType.TIMESTAMP_MS: 'TIMESTAMP_MS'>, <TokenType.TABLE: 'TABLE'>, <TokenType.ROW: 'ROW'>, <TokenType.MULTILINESTRING: 'MULTILINESTRING'>, <TokenType.DATETIME: 'DATETIME'>, <TokenType.DECIMAL256: 'DECIMAL256'>, <TokenType.INT128: 'INT128'>, <TokenType.TEXT: 'TEXT'>, <TokenType.COMMENT: 'COMMENT'>, <TokenType.INDEX: 'INDEX'>, <TokenType.TIMETZ: 'TIMETZ'>, <TokenType.AGGREGATEFUNCTION: 'AGGREGATEFUNCTION'>, <TokenType.LOAD: 'LOAD'>, <TokenType.IDENTIFIER: 'IDENTIFIER'>}
RANGE_PARSERS = {<TokenType.AT_GT: 'AT_GT'>: <function binary_range_parser.<locals>._parse_binary_range>, <TokenType.BETWEEN: 'BETWEEN'>: <function Parser.<lambda>>, <TokenType.GLOB: 'GLOB'>: <function binary_range_parser.<locals>._parse_binary_range>, <TokenType.ILIKE: 'ILIKE'>: <function binary_range_parser.<locals>._parse_binary_range>, <TokenType.IN: 'IN'>: <function Parser.<lambda>>, <TokenType.IRLIKE: 'IRLIKE'>: <function binary_range_parser.<locals>._parse_binary_range>, <TokenType.IS: 'IS'>: <function Parser.<lambda>>, <TokenType.LIKE: 'LIKE'>: <function binary_range_parser.<locals>._parse_binary_range>, <TokenType.LT_AT: 'LT_AT'>: <function binary_range_parser.<locals>._parse_binary_range>, <TokenType.OVERLAPS: 'OVERLAPS'>: <function binary_range_parser.<locals>._parse_binary_range>, <TokenType.RLIKE: 'RLIKE'>: <function binary_range_parser.<locals>._parse_binary_range>, <TokenType.SIMILAR_TO: 'SIMILAR_TO'>: <function binary_range_parser.<locals>._parse_binary_range>, <TokenType.FOR: 'FOR'>: <function Parser.<lambda>>, <TokenType.QMARK_AMP: 'QMARK_AMP'>: <function binary_range_parser.<locals>._parse_binary_range>, <TokenType.QMARK_PIPE: 'QMARK_PIPE'>: <function binary_range_parser.<locals>._parse_binary_range>, <TokenType.HASH_DASH: 'HASH_DASH'>: <function binary_range_parser.<locals>._parse_binary_range>, <TokenType.SOUNDS_LIKE: 'SOUNDS_LIKE'>: <function MySQL.Parser.<lambda>>, <TokenType.MEMBER_OF: 'MEMBER_OF'>: <function MySQL.Parser.<lambda>>}
FUNCTIONS = {'AI_AGG': <bound method Func.from_arg_list of <class 'sqlglot.expressions.AIAgg'>>, 'AI_CLASSIFY': <bound method Func.from_arg_list of <class 'sqlglot.expressions.AIClassify'>>, 'AI_SUMMARIZE_AGG': <bound method Func.from_arg_list of <class 'sqlglot.expressions.AISummarizeAgg'>>, 'ABS': <bound method Func.from_arg_list of <class 'sqlglot.expressions.Abs'>>, 'ACOS': <bound method Func.from_arg_list of <class 'sqlglot.expressions.Acos'>>, 'ACOSH': <bound method Func.from_arg_list of <class 'sqlglot.expressions.Acosh'>>, 'ADD_MONTHS': <bound method Func.from_arg_list of <class 'sqlglot.expressions.AddMonths'>>, 'AND': <bound method Func.from_arg_list of <class 'sqlglot.expressions.And'>>, 'ANONYMOUS_AGG_FUNC': <bound method Func.from_arg_list of <class 'sqlglot.expressions.AnonymousAggFunc'>>, 'ANY_VALUE': <bound method Func.from_arg_list of <class 'sqlglot.expressions.AnyValue'>>, 'APPLY': <bound method Func.from_arg_list of <class 'sqlglot.expressions.Apply'>>, 'APPROX_DISTINCT': <bound method Func.from_arg_list of <class 'sqlglot.expressions.ApproxDistinct'>>, 'APPROX_COUNT_DISTINCT': <bound method Func.from_arg_list of <class 'sqlglot.expressions.ApproxDistinct'>>, 'APPROX_QUANTILE': <bound method Func.from_arg_list of <class 'sqlglot.expressions.ApproxQuantile'>>, 'APPROX_QUANTILES': <bound method Func.from_arg_list of <class 'sqlglot.expressions.ApproxQuantiles'>>, 'APPROX_TOP_K': <bound method Func.from_arg_list of <class 'sqlglot.expressions.ApproxTopK'>>, 'APPROX_TOP_SUM': <bound method Func.from_arg_list of <class 'sqlglot.expressions.ApproxTopSum'>>, 'ARG_MAX': <bound method Func.from_arg_list of <class 'sqlglot.expressions.ArgMax'>>, 'ARGMAX': <bound method Func.from_arg_list of <class 'sqlglot.expressions.ArgMax'>>, 'MAX_BY': <bound method Func.from_arg_list of <class 'sqlglot.expressions.ArgMax'>>, 'ARG_MIN': <bound method Func.from_arg_list of <class 'sqlglot.expressions.ArgMin'>>, 'ARGMIN': <bound method Func.from_arg_list of <class 'sqlglot.expressions.ArgMin'>>, 'MIN_BY': <bound method Func.from_arg_list of <class 'sqlglot.expressions.ArgMin'>>, 'ARRAY': <function Parser.<lambda>>, 'ARRAY_AGG': <function Parser.<lambda>>, 'ARRAY_ALL': <bound method Func.from_arg_list of <class 'sqlglot.expressions.ArrayAll'>>, 'ARRAY_ANY': <bound method Func.from_arg_list of <class 'sqlglot.expressions.ArrayAny'>>, 'ARRAY_CONCAT': <bound method Func.from_arg_list of <class 'sqlglot.expressions.ArrayConcat'>>, 'ARRAY_CAT': <bound method Func.from_arg_list of <class 'sqlglot.expressions.ArrayConcat'>>, 'ARRAY_CONCAT_AGG': <bound method Func.from_arg_list of <class 'sqlglot.expressions.ArrayConcatAgg'>>, 'ARRAY_CONSTRUCT_COMPACT': <bound method Func.from_arg_list of <class 'sqlglot.expressions.ArrayConstructCompact'>>, 'ARRAY_CONTAINS': <bound method Func.from_arg_list of <class 'sqlglot.expressions.ArrayContains'>>, 'ARRAY_HAS': <bound method Func.from_arg_list of <class 'sqlglot.expressions.ArrayContains'>>, 'ARRAY_CONTAINS_ALL': <bound method Func.from_arg_list of <class 'sqlglot.expressions.ArrayContainsAll'>>, 'ARRAY_HAS_ALL': <bound method Func.from_arg_list of <class 'sqlglot.expressions.ArrayContainsAll'>>, 'FILTER': <bound method Func.from_arg_list of <class 'sqlglot.expressions.ArrayFilter'>>, 'ARRAY_FILTER': <bound method Func.from_arg_list of <class 'sqlglot.expressions.ArrayFilter'>>, 'ARRAY_FIRST': <bound method Func.from_arg_list of <class 'sqlglot.expressions.ArrayFirst'>>, 'ARRAY_INTERSECT': <bound method Func.from_arg_list of <class 'sqlglot.expressions.ArrayIntersect'>>, 'ARRAY_INTERSECTION': <bound method Func.from_arg_list of <class 'sqlglot.expressions.ArrayIntersect'>>, 'ARRAY_LAST': <bound method Func.from_arg_list of <class 'sqlglot.expressions.ArrayLast'>>, 'ARRAY_OVERLAPS': <bound method Func.from_arg_list of <class 'sqlglot.expressions.ArrayOverlaps'>>, 'ARRAY_REMOVE': <bound method Func.from_arg_list of <class 'sqlglot.expressions.ArrayRemove'>>, 'ARRAY_REVERSE': <bound method Func.from_arg_list of <class 'sqlglot.expressions.ArrayReverse'>>, 'ARRAY_SIZE': <bound method Func.from_arg_list of <class 'sqlglot.expressions.ArraySize'>>, 'ARRAY_LENGTH': <bound method Func.from_arg_list of <class 'sqlglot.expressions.ArraySize'>>, 'ARRAY_SLICE': <bound method Func.from_arg_list of <class 'sqlglot.expressions.ArraySlice'>>, 'ARRAY_SORT': <bound method Func.from_arg_list of <class 'sqlglot.expressions.ArraySort'>>, 'ARRAY_SUM': <bound method Func.from_arg_list of <class 'sqlglot.expressions.ArraySum'>>, 'ARRAY_TO_STRING': <bound method Func.from_arg_list of <class 'sqlglot.expressions.ArrayToString'>>, 'ARRAY_JOIN': <bound method Func.from_arg_list of <class 'sqlglot.expressions.ArrayToString'>>, 'ARRAY_UNION_AGG': <bound method Func.from_arg_list of <class 'sqlglot.expressions.ArrayUnionAgg'>>, 'ARRAY_UNIQUE_AGG': <bound method Func.from_arg_list of <class 'sqlglot.expressions.ArrayUniqueAgg'>>, 'ASCII': <bound method Func.from_arg_list of <class 'sqlglot.expressions.Ascii'>>, 'ASIN': <bound method Func.from_arg_list of <class 'sqlglot.expressions.Asin'>>, 'ASINH': <bound method Func.from_arg_list of <class 'sqlglot.expressions.Asinh'>>, 'ATAN': <bound method Func.from_arg_list of <class 'sqlglot.expressions.Atan'>>, 'ATAN2': <bound method Func.from_arg_list of <class 'sqlglot.expressions.Atan2'>>, 'ATANH': <bound method Func.from_arg_list of <class 'sqlglot.expressions.Atanh'>>, 'AVG': <bound method Func.from_arg_list of <class 'sqlglot.expressions.Avg'>>, 'BITWISE_AND_AGG': <bound method Func.from_arg_list of <class 'sqlglot.expressions.BitwiseAndAgg'>>, 'BITWISE_COUNT_AGG': <bound method Func.from_arg_list of <class 'sqlglot.expressions.BitwiseCountAgg'>>, 'BITWISE_OR_AGG': <bound method Func.from_arg_list of <class 'sqlglot.expressions.BitwiseOrAgg'>>, 'BITWISE_XOR_AGG': <bound method Func.from_arg_list of <class 'sqlglot.expressions.BitwiseXorAgg'>>, 'BYTE_LENGTH': <bound method Func.from_arg_list of <class 'sqlglot.expressions.ByteLength'>>, 'CASE': <bound method Func.from_arg_list of <class 'sqlglot.expressions.Case'>>, 'CAST': <bound method Func.from_arg_list of <class 'sqlglot.expressions.Cast'>>, 'CAST_TO_STR_TYPE': <bound method Func.from_arg_list of <class 'sqlglot.expressions.CastToStrType'>>, 'CBRT': <bound method Func.from_arg_list of <class 'sqlglot.expressions.Cbrt'>>, 'CEIL': <bound method Func.from_arg_list of <class 'sqlglot.expressions.Ceil'>>, 'CEILING': <bound method Func.from_arg_list of <class 'sqlglot.expressions.Ceil'>>, 'CHR': <function Parser.<lambda>>, 'CHAR': <function Parser.<lambda>>, 'COALESCE': <function build_coalesce>, 'IFNULL': <function build_coalesce>, 'NVL': <function build_coalesce>, 'CODE_POINTS_TO_BYTES': <bound method Func.from_arg_list of <class 'sqlglot.expressions.CodePointsToBytes'>>, 'CODE_POINTS_TO_STRING': <bound method Func.from_arg_list of <class 'sqlglot.expressions.CodePointsToString'>>, 'COLLATE': <bound method Func.from_arg_list of <class 'sqlglot.expressions.Collate'>>, 'COLUMNS': <bound method Func.from_arg_list of <class 'sqlglot.expressions.Columns'>>, 'COMBINED_AGG_FUNC': <bound method Func.from_arg_list of <class 'sqlglot.expressions.CombinedAggFunc'>>, 'COMBINED_PARAMETERIZED_AGG': <bound method Func.from_arg_list of <class 'sqlglot.expressions.CombinedParameterizedAgg'>>, 'CONCAT': <function Parser.<lambda>>, 'CONCAT_WS': <function Parser.<lambda>>, 'CONNECT_BY_ROOT': <bound method Func.from_arg_list of <class 'sqlglot.expressions.ConnectByRoot'>>, 'CONTAINS': <bound method Func.from_arg_list of <class 'sqlglot.expressions.Contains'>>, 'CONVERT': <bound method Func.from_arg_list of <class 'sqlglot.expressions.Convert'>>, 'CONVERT_TIMEZONE': <function build_convert_timezone>, 'CONVERT_TO_CHARSET': <bound method Func.from_arg_list of <class 'sqlglot.expressions.ConvertToCharset'>>, 'CORR': <bound method Func.from_arg_list of <class 'sqlglot.expressions.Corr'>>, 'COSINE_DISTANCE': <bound method Func.from_arg_list of <class 'sqlglot.expressions.CosineDistance'>>, 'COT': <bound method Func.from_arg_list of <class 'sqlglot.expressions.Cot'>>, 'COTH': <bound method Func.from_arg_list of <class 'sqlglot.expressions.Coth'>>, 'COUNT': <function Parser.<lambda>>, 'COUNT_IF': <bound method Func.from_arg_list of <class 'sqlglot.expressions.CountIf'>>, 'COUNTIF': <bound method Func.from_arg_list of <class 'sqlglot.expressions.CountIf'>>, 'COVAR_POP': <bound method Func.from_arg_list of <class 'sqlglot.expressions.CovarPop'>>, 'COVAR_SAMP': <bound method Func.from_arg_list of <class 'sqlglot.expressions.CovarSamp'>>, 'CSC': <bound method Func.from_arg_list of <class 'sqlglot.expressions.Csc'>>, 'CSCH': <bound method Func.from_arg_list of <class 'sqlglot.expressions.Csch'>>, 'CUME_DIST': <bound method Func.from_arg_list of <class 'sqlglot.expressions.CumeDist'>>, 'CURRENT_DATE': <bound method Func.from_arg_list of <class 'sqlglot.expressions.CurrentDate'>>, 'CURRENT_DATETIME': <bound method Func.from_arg_list of <class 'sqlglot.expressions.CurrentDatetime'>>, 'CURRENT_SCHEMA': <bound method Func.from_arg_list of <class 'sqlglot.expressions.CurrentSchema'>>, 'CURRENT_TIME': <bound method Func.from_arg_list of <class 'sqlglot.expressions.CurrentTime'>>, 'CURRENT_TIMESTAMP': <bound method Func.from_arg_list of <class 'sqlglot.expressions.CurrentTimestamp'>>, 'CURRENT_TIMESTAMP_L_T_Z': <bound method Func.from_arg_list of <class 'sqlglot.expressions.CurrentTimestampLTZ'>>, 'CURRENT_USER': <bound method Func.from_arg_list of <class 'sqlglot.expressions.CurrentUser'>>, 'DATE': <function MySQL.Parser.<lambda>>, 'DATE_ADD': <function build_date_delta_with_interval.<locals>._builder>, 'DATE_BIN': <bound method Func.from_arg_list of <class 'sqlglot.expressions.DateBin'>>, 'DATEDIFF': <bound method Func.from_arg_list of <class 'sqlglot.expressions.DateDiff'>>, 'DATE_DIFF': <bound method Func.from_arg_list of <class 'sqlglot.expressions.DateDiff'>>, 'DATE_FROM_PARTS': <bound method Func.from_arg_list of <class 'sqlglot.expressions.DateFromParts'>>, 'DATEFROMPARTS': <bound method Func.from_arg_list of <class 'sqlglot.expressions.DateFromParts'>>, 'DATE_FROM_UNIX_DATE': <bound method Func.from_arg_list of <class 'sqlglot.expressions.DateFromUnixDate'>>, 'DATE_STR_TO_DATE': <bound method Func.from_arg_list of <class 'sqlglot.expressions.DateStrToDate'>>, 'DATE_SUB': <function build_date_delta_with_interval.<locals>._builder>, 'DATE_TO_DATE_STR': <function Parser.<lambda>>, 'DATE_TO_DI': <bound method Func.from_arg_list of <class 'sqlglot.expressions.DateToDi'>>, 'DATE_TRUNC': <bound method Func.from_arg_list of <class 'sqlglot.expressions.DateTrunc'>>, 'DATETIME': <bound method Func.from_arg_list of <class 'sqlglot.expressions.Datetime'>>, 'DATETIME_ADD': <bound method Func.from_arg_list of <class 'sqlglot.expressions.DatetimeAdd'>>, 'DATETIME_DIFF': <bound method Func.from_arg_list of <class 'sqlglot.expressions.DatetimeDiff'>>, 'DATETIME_SUB': <bound method Func.from_arg_list of <class 'sqlglot.expressions.DatetimeSub'>>, 'DATETIME_TRUNC': <bound method Func.from_arg_list of <class 'sqlglot.expressions.DatetimeTrunc'>>, 'DAY': <function MySQL.Parser.<lambda>>, 'DAY_OF_MONTH': <bound method Func.from_arg_list of <class 'sqlglot.expressions.DayOfMonth'>>, 'DAYOFMONTH': <function MySQL.Parser.<lambda>>, 'DAY_OF_WEEK': <bound method Func.from_arg_list of <class 'sqlglot.expressions.DayOfWeek'>>, 'DAYOFWEEK': <function MySQL.Parser.<lambda>>, 'DAYOFWEEK_ISO': <bound method Func.from_arg_list of <class 'sqlglot.expressions.DayOfWeekIso'>>, 'ISODOW': <bound method Func.from_arg_list of <class 'sqlglot.expressions.DayOfWeekIso'>>, 'DAY_OF_YEAR': <bound method Func.from_arg_list of <class 'sqlglot.expressions.DayOfYear'>>, 'DAYOFYEAR': <function MySQL.Parser.<lambda>>, 'DECODE': <bound method Func.from_arg_list of <class 'sqlglot.expressions.Decode'>>, 'DECODE_CASE': <bound method Func.from_arg_list of <class 'sqlglot.expressions.DecodeCase'>>, 'DENSE_RANK': <bound method Func.from_arg_list of <class 'sqlglot.expressions.DenseRank'>>, 'DI_TO_DATE': <bound method Func.from_arg_list of <class 'sqlglot.expressions.DiToDate'>>, 'ENCODE': <bound method Func.from_arg_list of <class 'sqlglot.expressions.Encode'>>, 'ENDS_WITH': <bound method Func.from_arg_list of <class 'sqlglot.expressions.EndsWith'>>, 'ENDSWITH': <bound method Func.from_arg_list of <class 'sqlglot.expressions.EndsWith'>>, 'EUCLIDEAN_DISTANCE': <bound method Func.from_arg_list of <class 'sqlglot.expressions.EuclideanDistance'>>, 'EXISTS': <bound method Func.from_arg_list of <class 'sqlglot.expressions.Exists'>>, 'EXP': <bound method Func.from_arg_list of <class 'sqlglot.expressions.Exp'>>, 'EXPLODE': <bound method Func.from_arg_list of <class 'sqlglot.expressions.Explode'>>, 'EXPLODE_OUTER': <bound method Func.from_arg_list of <class 'sqlglot.expressions.ExplodeOuter'>>, 'EXPLODING_GENERATE_SERIES': <bound method Func.from_arg_list of <class 'sqlglot.expressions.ExplodingGenerateSeries'>>, 'EXTRACT': <bound method Func.from_arg_list of <class 'sqlglot.expressions.Extract'>>, 'FARM_FINGERPRINT': <bound method Func.from_arg_list of <class 'sqlglot.expressions.FarmFingerprint'>>, 'FARMFINGERPRINT64': <bound method Func.from_arg_list of <class 'sqlglot.expressions.FarmFingerprint'>>, 'FEATURES_AT_TIME': <bound method Func.from_arg_list of <class 'sqlglot.expressions.FeaturesAtTime'>>, 'FIRST': <bound method Func.from_arg_list of <class 'sqlglot.expressions.First'>>, 'FIRST_VALUE': <bound method Func.from_arg_list of <class 'sqlglot.expressions.FirstValue'>>, 'FLATTEN': <bound method Func.from_arg_list of <class 'sqlglot.expressions.Flatten'>>, 'FLOAT64': <bound method Func.from_arg_list of <class 'sqlglot.expressions.Float64'>>, 'FLOOR': <bound method Func.from_arg_list of <class 'sqlglot.expressions.Floor'>>, 'FORMAT': <bound method Func.from_arg_list of <class 'sqlglot.expressions.NumberToStr'>>, 'FROM_BASE': <bound method Func.from_arg_list of <class 'sqlglot.expressions.FromBase'>>, 'FROM_BASE32': <bound method Func.from_arg_list of <class 'sqlglot.expressions.FromBase32'>>, 'FROM_BASE64': <bound method Func.from_arg_list of <class 'sqlglot.expressions.FromBase64'>>, 'FROM_ISO8601_TIMESTAMP': <bound method Func.from_arg_list of <class 'sqlglot.expressions.FromISO8601Timestamp'>>, 'GAP_FILL': <bound method Func.from_arg_list of <class 'sqlglot.expressions.GapFill'>>, 'GENERATE_DATE_ARRAY': <function Parser.<lambda>>, 'GENERATE_EMBEDDING': <bound method Func.from_arg_list of <class 'sqlglot.expressions.GenerateEmbedding'>>, 'GENERATE_SERIES': <bound method Func.from_arg_list of <class 'sqlglot.expressions.GenerateSeries'>>, 'GENERATE_TIMESTAMP_ARRAY': <bound method Func.from_arg_list of <class 'sqlglot.expressions.GenerateTimestampArray'>>, 'GET_EXTRACT': <bound method Func.from_arg_list of <class 'sqlglot.expressions.GetExtract'>>, 'GREATEST': <bound method Func.from_arg_list of <class 'sqlglot.expressions.Greatest'>>, 'GROUP_CONCAT': <bound method Func.from_arg_list of <class 'sqlglot.expressions.GroupConcat'>>, 'GROUPING': <bound method Func.from_arg_list of <class 'sqlglot.expressions.Grouping'>>, 'HEX': <function build_hex>, 'HLL': <bound method Func.from_arg_list of <class 'sqlglot.expressions.Hll'>>, 'IF': <bound method Func.from_arg_list of <class 'sqlglot.expressions.If'>>, 'IIF': <bound method Func.from_arg_list of <class 'sqlglot.expressions.If'>>, 'INITCAP': <bound method Func.from_arg_list of <class 'sqlglot.expressions.Initcap'>>, 'INLINE': <bound method Func.from_arg_list of <class 'sqlglot.expressions.Inline'>>, 'INT64': <bound method Func.from_arg_list of <class 'sqlglot.expressions.Int64'>>, 'IS_ASCII': <bound method Func.from_arg_list of <class 'sqlglot.expressions.IsAscii'>>, 'IS_INF': <bound method Func.from_arg_list of <class 'sqlglot.expressions.IsInf'>>, 'ISINF': <bound method Func.from_arg_list of <class 'sqlglot.expressions.IsInf'>>, 'IS_NAN': <bound method Func.from_arg_list of <class 'sqlglot.expressions.IsNan'>>, 'ISNAN': <bound method Func.from_arg_list of <class 'sqlglot.expressions.IsNan'>>, 'J_S_O_N_ARRAY': <bound method Func.from_arg_list of <class 'sqlglot.expressions.JSONArray'>>, 'J_S_O_N_ARRAY_AGG': <bound method Func.from_arg_list of <class 'sqlglot.expressions.JSONArrayAgg'>>, 'JSON_ARRAY_APPEND': <bound method Func.from_arg_list of <class 'sqlglot.expressions.JSONArrayAppend'>>, 'JSON_ARRAY_CONTAINS': <bound method Func.from_arg_list of <class 'sqlglot.expressions.JSONArrayContains'>>, 'JSON_ARRAY_INSERT': <bound method Func.from_arg_list of <class 'sqlglot.expressions.JSONArrayInsert'>>, 'JSONB_CONTAINS': <bound method Func.from_arg_list of <class 'sqlglot.expressions.JSONBContains'>>, 'J_S_O_N_B_CONTAINS_ALL_TOP_KEYS': <bound method Func.from_arg_list of <class 'sqlglot.expressions.JSONBContainsAllTopKeys'>>, 'J_S_O_N_B_CONTAINS_ANY_TOP_KEYS': <bound method Func.from_arg_list of <class 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'M_D5_NUMBER_LOWER64': <bound method Func.from_arg_list of <class 'sqlglot.expressions.MD5NumberLower64'>>, 'M_D5_NUMBER_UPPER64': <bound method Func.from_arg_list of <class 'sqlglot.expressions.MD5NumberUpper64'>>, 'M_L_FORECAST': <bound method Func.from_arg_list of <class 'sqlglot.expressions.MLForecast'>>, 'M_L_TRANSLATE': <bound method Func.from_arg_list of <class 'sqlglot.expressions.MLTranslate'>>, 'MAKE_INTERVAL': <bound method Func.from_arg_list of <class 'sqlglot.expressions.MakeInterval'>>, 'MAP': <bound method Func.from_arg_list of <class 'sqlglot.expressions.Map'>>, 'MAP_FROM_ENTRIES': <bound method Func.from_arg_list of <class 'sqlglot.expressions.MapFromEntries'>>, 'MATCH_AGAINST': <bound method Func.from_arg_list of <class 'sqlglot.expressions.MatchAgainst'>>, 'MAX': <bound method Func.from_arg_list of <class 'sqlglot.expressions.Max'>>, 'MEDIAN': <bound method Func.from_arg_list of <class 'sqlglot.expressions.Median'>>, 'MIN': <bound method Func.from_arg_list of <class 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'sqlglot.expressions.SHA1Digest'>>, 'SHA2': <bound method Func.from_arg_list of <class 'sqlglot.expressions.SHA2'>>, 'S_H_A2_DIGEST': <bound method Func.from_arg_list of <class 'sqlglot.expressions.SHA2Digest'>>, 'SAFE_ADD': <bound method Func.from_arg_list of <class 'sqlglot.expressions.SafeAdd'>>, 'SAFE_CONVERT_BYTES_TO_STRING': <bound method Func.from_arg_list of <class 'sqlglot.expressions.SafeConvertBytesToString'>>, 'SAFE_DIVIDE': <bound method Func.from_arg_list of <class 'sqlglot.expressions.SafeDivide'>>, 'SAFE_MULTIPLY': <bound method Func.from_arg_list of <class 'sqlglot.expressions.SafeMultiply'>>, 'SAFE_NEGATE': <bound method Func.from_arg_list of <class 'sqlglot.expressions.SafeNegate'>>, 'SAFE_SUBTRACT': <bound method Func.from_arg_list of <class 'sqlglot.expressions.SafeSubtract'>>, 'SEC': <bound method Func.from_arg_list of <class 'sqlglot.expressions.Sec'>>, 'SECH': <bound method Func.from_arg_list of <class 'sqlglot.expressions.Sech'>>, 'SIGN': <bound method Func.from_arg_list of <class 'sqlglot.expressions.Sign'>>, 'SIGNUM': <bound method Func.from_arg_list of <class 'sqlglot.expressions.Sign'>>, 'SIN': <bound method Func.from_arg_list of <class 'sqlglot.expressions.Sin'>>, 'SINH': <bound method Func.from_arg_list of <class 'sqlglot.expressions.Sinh'>>, 'SORT_ARRAY': <bound method Func.from_arg_list of <class 'sqlglot.expressions.SortArray'>>, 'SOUNDEX': <bound method Func.from_arg_list of <class 'sqlglot.expressions.Soundex'>>, 'SPACE': <bound method Func.from_arg_list of <class 'sqlglot.expressions.Space'>>, 'SPLIT': <bound method Func.from_arg_list of <class 'sqlglot.expressions.Split'>>, 'SPLIT_PART': <bound method Func.from_arg_list of <class 'sqlglot.expressions.SplitPart'>>, 'SQRT': <bound method Func.from_arg_list of <class 'sqlglot.expressions.Sqrt'>>, 'ST_DISTANCE': <bound method Func.from_arg_list of <class 'sqlglot.expressions.StDistance'>>, 'ST_POINT': <bound method Func.from_arg_list of <class 'sqlglot.expressions.StPoint'>>, 'ST_MAKEPOINT': <bound method Func.from_arg_list of <class 'sqlglot.expressions.StPoint'>>, 'STANDARD_HASH': <bound method Func.from_arg_list of <class 'sqlglot.expressions.StandardHash'>>, 'STAR_MAP': <bound method Func.from_arg_list of <class 'sqlglot.expressions.StarMap'>>, 'STARTS_WITH': <bound method Func.from_arg_list of <class 'sqlglot.expressions.StartsWith'>>, 'STARTSWITH': <bound method Func.from_arg_list of <class 'sqlglot.expressions.StartsWith'>>, 'STDDEV': <bound method Func.from_arg_list of <class 'sqlglot.expressions.Stddev'>>, 'STDEV': <bound method Func.from_arg_list of <class 'sqlglot.expressions.Stddev'>>, 'STDDEV_POP': <bound method Func.from_arg_list of <class 'sqlglot.expressions.StddevPop'>>, 'STDDEV_SAMP': <bound method Func.from_arg_list of <class 'sqlglot.expressions.StddevSamp'>>, 'STR_POSITION': <bound method Func.from_arg_list of <class 'sqlglot.expressions.StrPosition'>>, 'STR_TO_DATE': <function _str_to_date>, 'STR_TO_MAP': <bound method Func.from_arg_list of <class 'sqlglot.expressions.StrToMap'>>, 'STR_TO_TIME': <bound method Func.from_arg_list of <class 'sqlglot.expressions.StrToTime'>>, 'STR_TO_UNIX': <bound method Func.from_arg_list of <class 'sqlglot.expressions.StrToUnix'>>, 'STRING': <bound method Func.from_arg_list of <class 'sqlglot.expressions.String'>>, 'STRING_TO_ARRAY': <bound method Func.from_arg_list of <class 'sqlglot.expressions.StringToArray'>>, 'SPLIT_BY_STRING': <bound method Func.from_arg_list of <class 'sqlglot.expressions.StringToArray'>>, 'STRTOK_TO_ARRAY': <bound method Func.from_arg_list of <class 'sqlglot.expressions.StringToArray'>>, 'STRUCT': <bound method Func.from_arg_list of <class 'sqlglot.expressions.Struct'>>, 'STRUCT_EXTRACT': <bound method Func.from_arg_list of <class 'sqlglot.expressions.StructExtract'>>, 'STUFF': <bound method Func.from_arg_list of <class 'sqlglot.expressions.Stuff'>>, 'INSERT': <bound method Func.from_arg_list of <class 'sqlglot.expressions.Stuff'>>, 'SUBSTRING': <bound method Func.from_arg_list of <class 'sqlglot.expressions.Substring'>>, 'SUBSTR': <bound method Func.from_arg_list of <class 'sqlglot.expressions.Substring'>>, 'SUBSTRING_INDEX': <bound method Func.from_arg_list of <class 'sqlglot.expressions.SubstringIndex'>>, 'SUM': <bound method Func.from_arg_list of <class 'sqlglot.expressions.Sum'>>, 'TIME': <bound method Func.from_arg_list of <class 'sqlglot.expressions.Time'>>, 'TIME_ADD': <bound method Func.from_arg_list of <class 'sqlglot.expressions.TimeAdd'>>, 'TIME_DIFF': <bound method Func.from_arg_list of <class 'sqlglot.expressions.TimeDiff'>>, 'TIME_FROM_PARTS': <bound method Func.from_arg_list of <class 'sqlglot.expressions.TimeFromParts'>>, 'TIMEFROMPARTS': <bound method Func.from_arg_list of <class 'sqlglot.expressions.TimeFromParts'>>, 'TIME_STR_TO_DATE': <bound method Func.from_arg_list of <class 'sqlglot.expressions.TimeStrToDate'>>, 'TIME_STR_TO_TIME': <bound method Func.from_arg_list of <class 'sqlglot.expressions.TimeStrToTime'>>, 'TIME_STR_TO_UNIX': <bound method Func.from_arg_list of <class 'sqlglot.expressions.TimeStrToUnix'>>, 'TIME_SUB': <bound method Func.from_arg_list of <class 'sqlglot.expressions.TimeSub'>>, 'TIME_TO_STR': <bound method Func.from_arg_list of <class 'sqlglot.expressions.TimeToStr'>>, 'TIME_TO_TIME_STR': <function Parser.<lambda>>, 'TIME_TO_UNIX': <bound method Func.from_arg_list of <class 'sqlglot.expressions.TimeToUnix'>>, 'TIME_TRUNC': <bound method Func.from_arg_list of <class 'sqlglot.expressions.TimeTrunc'>>, 'TIMESTAMP': <bound method Func.from_arg_list of <class 'sqlglot.expressions.Timestamp'>>, 'TIMESTAMP_ADD': <bound method Func.from_arg_list of <class 'sqlglot.expressions.TimestampAdd'>>, 'TIMESTAMPDIFF': <function build_date_delta.<locals>._builder>, 'TIMESTAMP_DIFF': <bound method Func.from_arg_list of <class 'sqlglot.expressions.TimestampDiff'>>, 'TIMESTAMP_FROM_PARTS': <bound method Func.from_arg_list of 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'sqlglot.expressions.ToMap'>>, 'TO_NUMBER': <bound method Func.from_arg_list of <class 'sqlglot.expressions.ToNumber'>>, 'TRANSFORM': <bound method Func.from_arg_list of <class 'sqlglot.expressions.Transform'>>, 'TRANSLATE': <bound method Func.from_arg_list of <class 'sqlglot.expressions.Translate'>>, 'TRIM': <bound method Func.from_arg_list of <class 'sqlglot.expressions.Trim'>>, 'TRY': <bound method Func.from_arg_list of <class 'sqlglot.expressions.Try'>>, 'TRY_CAST': <bound method Func.from_arg_list of <class 'sqlglot.expressions.TryCast'>>, 'TS_OR_DI_TO_DI': <bound method Func.from_arg_list of <class 'sqlglot.expressions.TsOrDiToDi'>>, 'TS_OR_DS_ADD': <bound method Func.from_arg_list of <class 'sqlglot.expressions.TsOrDsAdd'>>, 'TS_OR_DS_DIFF': <bound method Func.from_arg_list of <class 'sqlglot.expressions.TsOrDsDiff'>>, 'TS_OR_DS_TO_DATE': <bound method Func.from_arg_list of <class 'sqlglot.expressions.TsOrDsToDate'>>, 'TS_OR_DS_TO_DATE_STR': <function Parser.<lambda>>, 'TS_OR_DS_TO_DATETIME': <bound method Func.from_arg_list of <class 'sqlglot.expressions.TsOrDsToDatetime'>>, 'TS_OR_DS_TO_TIME': <bound method Func.from_arg_list of <class 'sqlglot.expressions.TsOrDsToTime'>>, 'TS_OR_DS_TO_TIMESTAMP': <bound method Func.from_arg_list of <class 'sqlglot.expressions.TsOrDsToTimestamp'>>, 'TYPEOF': <bound method Func.from_arg_list of <class 'sqlglot.expressions.Typeof'>>, 'UNHEX': <bound method Func.from_arg_list of <class 'sqlglot.expressions.Unhex'>>, 'UNICODE': <bound method Func.from_arg_list of <class 'sqlglot.expressions.Unicode'>>, 'UNIX_DATE': <bound method Func.from_arg_list of <class 'sqlglot.expressions.UnixDate'>>, 'UNIX_MICROS': <bound method Func.from_arg_list of <class 'sqlglot.expressions.UnixMicros'>>, 'UNIX_MILLIS': <bound method Func.from_arg_list of <class 'sqlglot.expressions.UnixMillis'>>, 'UNIX_SECONDS': <bound method Func.from_arg_list of <class 'sqlglot.expressions.UnixSeconds'>>, 'UNIX_TO_STR': <bound method Func.from_arg_list of <class 'sqlglot.expressions.UnixToStr'>>, 'UNIX_TO_TIME': <bound method Func.from_arg_list of <class 'sqlglot.expressions.UnixToTime'>>, 'UNIX_TO_TIME_STR': <bound method Func.from_arg_list of <class 'sqlglot.expressions.UnixToTimeStr'>>, 'UNNEST': <function Parser.<lambda>>, 'UPPER': <function build_upper>, 'UCASE': <bound method Func.from_arg_list of <class 'sqlglot.expressions.Upper'>>, 'UTC_DATE': <bound method Func.from_arg_list of <class 'sqlglot.expressions.UtcDate'>>, 'UTC_TIME': <bound method Func.from_arg_list of <class 'sqlglot.expressions.UtcTime'>>, 'UTC_TIMESTAMP': <bound method Func.from_arg_list of <class 'sqlglot.expressions.UtcTimestamp'>>, 'UUID': <bound method Func.from_arg_list of <class 'sqlglot.expressions.Uuid'>>, 'GEN_RANDOM_UUID': <bound method Func.from_arg_list of <class 'sqlglot.expressions.Uuid'>>, 'GENERATE_UUID': <bound method Func.from_arg_list of <class 'sqlglot.expressions.Uuid'>>, 'UUID_STRING': <bound method Func.from_arg_list of <class 'sqlglot.expressions.Uuid'>>, 'VAR_MAP': <function build_var_map>, 'VARIANCE': <bound method Func.from_arg_list of <class 'sqlglot.expressions.Variance'>>, 'VARIANCE_SAMP': <bound method Func.from_arg_list of <class 'sqlglot.expressions.Variance'>>, 'VAR_SAMP': <bound method Func.from_arg_list of <class 'sqlglot.expressions.Variance'>>, 'VARIANCE_POP': <bound method Func.from_arg_list of <class 'sqlglot.expressions.VariancePop'>>, 'VAR_POP': <bound method Func.from_arg_list of <class 'sqlglot.expressions.VariancePop'>>, 'VECTOR_SEARCH': <bound method Func.from_arg_list of <class 'sqlglot.expressions.VectorSearch'>>, 'WEEK': <function MySQL.Parser.<lambda>>, 'WEEK_OF_YEAR': <bound method Func.from_arg_list of <class 'sqlglot.expressions.WeekOfYear'>>, 'WEEKOFYEAR': <function MySQL.Parser.<lambda>>, 'XMLELEMENT': <bound method Func.from_arg_list of <class 'sqlglot.expressions.XMLElement'>>, 'X_M_L_TABLE': <bound method Func.from_arg_list of <class 'sqlglot.expressions.XMLTable'>>, 'XOR': <bound method Func.from_arg_list of <class 'sqlglot.expressions.Xor'>>, 'YEAR': <function MySQL.Parser.<lambda>>, 'ARRAYAGG': <function Parser.<lambda>>, 'GLOB': <function Parser.<lambda>>, 'JSON_EXTRACT_PATH_TEXT': <function build_extract_json_with_path.<locals>._builder>, 'LIKE': <function build_like>, 'LOG2': <function Parser.<lambda>>, 'LOG10': <function Parser.<lambda>>, 'LPAD': <function Parser.<lambda>>, 'LEFTPAD': <function Parser.<lambda>>, 'LTRIM': <function Parser.<lambda>>, 'MOD': <function build_mod>, 'RIGHTPAD': <function Parser.<lambda>>, 'RPAD': <function Parser.<lambda>>, 'RTRIM': <function Parser.<lambda>>, 'SCOPE_RESOLUTION': <function Parser.<lambda>>, 'STRPOS': <bound method Func.from_arg_list of <class 'sqlglot.expressions.StrPosition'>>, 'CHARINDEX': <function Parser.<lambda>>, 'INSTR': <bound method Func.from_arg_list of <class 'sqlglot.expressions.StrPosition'>>, 'LOCATE': <function Parser.<lambda>>, 'TO_HEX': <function build_hex>, 'BIT_AND': <bound method Func.from_arg_list of <class 'sqlglot.expressions.BitwiseAndAgg'>>, 'BIT_OR': <bound method Func.from_arg_list of <class 'sqlglot.expressions.BitwiseOrAgg'>>, 'BIT_XOR': <bound method Func.from_arg_list of <class 'sqlglot.expressions.BitwiseXorAgg'>>, 'BIT_COUNT': <bound method Func.from_arg_list of <class 'sqlglot.expressions.BitwiseCountAgg'>>, 'CONVERT_TZ': <function MySQL.Parser.<lambda>>, 'CURDATE': <bound method Func.from_arg_list of <class 'sqlglot.expressions.CurrentDate'>>, 'DATE_FORMAT': <function build_formatted_time.<locals>._builder>, 'FROM_UNIXTIME': <function build_formatted_time.<locals>._builder>, 'ISNULL': <function isnull_to_is_null>, 'MAKETIME': <bound method Func.from_arg_list of <class 'sqlglot.expressions.TimeFromParts'>>, 'MONTHNAME': <function MySQL.Parser.<lambda>>, 'SCHEMA': <bound method Func.from_arg_list of <class 'sqlglot.expressions.CurrentSchema'>>, 'DATABASE': <bound method Func.from_arg_list of <class 'sqlglot.expressions.CurrentSchema'>>}
FUNCTION_PARSERS = {'ARG_MAX': <function Parser.<dictcomp>.<lambda>>, 'ARGMAX': <function Parser.<dictcomp>.<lambda>>, 'MAX_BY': <function Parser.<dictcomp>.<lambda>>, 'ARG_MIN': <function Parser.<dictcomp>.<lambda>>, 'ARGMIN': <function Parser.<dictcomp>.<lambda>>, 'MIN_BY': <function Parser.<dictcomp>.<lambda>>, 'CAST': <function Parser.<lambda>>, 'CEIL': <function Parser.<lambda>>, 'CONVERT': <function Parser.<lambda>>, 'DECODE': <function Parser.<lambda>>, 'EXTRACT': <function Parser.<lambda>>, 'FLOOR': <function Parser.<lambda>>, 'GAP_FILL': <function Parser.<lambda>>, 'JSON_OBJECT': <function Parser.<lambda>>, 'JSON_OBJECTAGG': <function Parser.<lambda>>, 'JSON_TABLE': <function Parser.<lambda>>, 'MATCH': <function Parser.<lambda>>, 'NORMALIZE': <function Parser.<lambda>>, 'OPENJSON': <function Parser.<lambda>>, 'OVERLAY': <function Parser.<lambda>>, 'POSITION': <function Parser.<lambda>>, 'SAFE_CAST': <function Parser.<lambda>>, 'STRING_AGG': <function Parser.<lambda>>, 'SUBSTRING': <function Parser.<lambda>>, 'TRIM': <function Parser.<lambda>>, 'TRY_CAST': <function Parser.<lambda>>, 'TRY_CONVERT': <function Parser.<lambda>>, 'XMLELEMENT': <function Parser.<lambda>>, 'XMLTABLE': <function Parser.<lambda>>, 'CHAR': <function MySQL.Parser.<lambda>>, 'GROUP_CONCAT': <function MySQL.Parser.<lambda>>, 'VALUES': <function MySQL.Parser.<lambda>>, 'JSON_VALUE': <function MySQL.Parser.<lambda>>, 'SUBSTR': <function MySQL.Parser.<lambda>>}
STATEMENT_PARSERS = {<TokenType.ALTER: 'ALTER'>: <function Parser.<lambda>>, <TokenType.ANALYZE: 'ANALYZE'>: <function Parser.<lambda>>, <TokenType.BEGIN: 'BEGIN'>: <function Parser.<lambda>>, <TokenType.CACHE: 'CACHE'>: <function Parser.<lambda>>, <TokenType.COMMENT: 'COMMENT'>: <function Parser.<lambda>>, <TokenType.COMMIT: 'COMMIT'>: <function Parser.<lambda>>, <TokenType.COPY: 'COPY'>: <function Parser.<lambda>>, <TokenType.CREATE: 'CREATE'>: <function Parser.<lambda>>, <TokenType.DELETE: 'DELETE'>: <function Parser.<lambda>>, <TokenType.DESC: 'DESC'>: <function Parser.<lambda>>, <TokenType.DESCRIBE: 'DESCRIBE'>: <function Parser.<lambda>>, <TokenType.DROP: 'DROP'>: <function Parser.<lambda>>, <TokenType.GRANT: 'GRANT'>: <function Parser.<lambda>>, <TokenType.REVOKE: 'REVOKE'>: <function Parser.<lambda>>, <TokenType.INSERT: 'INSERT'>: <function Parser.<lambda>>, <TokenType.KILL: 'KILL'>: <function Parser.<lambda>>, <TokenType.LOAD: 'LOAD'>: <function Parser.<lambda>>, <TokenType.MERGE: 'MERGE'>: <function Parser.<lambda>>, <TokenType.PIVOT: 'PIVOT'>: <function Parser.<lambda>>, <TokenType.PRAGMA: 'PRAGMA'>: <function Parser.<lambda>>, <TokenType.REFRESH: 'REFRESH'>: <function Parser.<lambda>>, <TokenType.ROLLBACK: 'ROLLBACK'>: <function Parser.<lambda>>, <TokenType.SET: 'SET'>: <function Parser.<lambda>>, <TokenType.TRUNCATE: 'TRUNCATE'>: <function Parser.<lambda>>, <TokenType.UNCACHE: 'UNCACHE'>: <function Parser.<lambda>>, <TokenType.UNPIVOT: 'UNPIVOT'>: <function Parser.<lambda>>, <TokenType.UPDATE: 'UPDATE'>: <function Parser.<lambda>>, <TokenType.USE: 'USE'>: <function Parser.<lambda>>, <TokenType.SEMICOLON: 'SEMICOLON'>: <function Parser.<lambda>>, <TokenType.SHOW: 'SHOW'>: <function MySQL.Parser.<lambda>>}
SHOW_PARSERS = {'BINARY LOGS': <function _show_parser.<locals>._parse>, 'MASTER LOGS': <function _show_parser.<locals>._parse>, 'BINLOG EVENTS': <function _show_parser.<locals>._parse>, 'CHARACTER SET': <function _show_parser.<locals>._parse>, 'CHARSET': <function _show_parser.<locals>._parse>, 'COLLATION': <function _show_parser.<locals>._parse>, 'FULL COLUMNS': <function _show_parser.<locals>._parse>, 'COLUMNS': <function _show_parser.<locals>._parse>, 'CREATE DATABASE': <function _show_parser.<locals>._parse>, 'CREATE EVENT': <function _show_parser.<locals>._parse>, 'CREATE FUNCTION': <function _show_parser.<locals>._parse>, 'CREATE PROCEDURE': <function _show_parser.<locals>._parse>, 'CREATE TABLE': <function _show_parser.<locals>._parse>, 'CREATE TRIGGER': <function _show_parser.<locals>._parse>, 'CREATE VIEW': <function _show_parser.<locals>._parse>, 'DATABASES': <function _show_parser.<locals>._parse>, 'SCHEMAS': <function _show_parser.<locals>._parse>, 'ENGINE': <function _show_parser.<locals>._parse>, 'STORAGE ENGINES': <function _show_parser.<locals>._parse>, 'ENGINES': <function _show_parser.<locals>._parse>, 'ERRORS': <function _show_parser.<locals>._parse>, 'EVENTS': <function _show_parser.<locals>._parse>, 'FUNCTION CODE': <function _show_parser.<locals>._parse>, 'FUNCTION STATUS': <function _show_parser.<locals>._parse>, 'GRANTS': <function _show_parser.<locals>._parse>, 'INDEX': <function _show_parser.<locals>._parse>, 'MASTER STATUS': <function _show_parser.<locals>._parse>, 'OPEN TABLES': <function _show_parser.<locals>._parse>, 'PLUGINS': <function _show_parser.<locals>._parse>, 'PROCEDURE CODE': <function _show_parser.<locals>._parse>, 'PROCEDURE STATUS': <function _show_parser.<locals>._parse>, 'PRIVILEGES': <function _show_parser.<locals>._parse>, 'FULL PROCESSLIST': <function _show_parser.<locals>._parse>, 'PROCESSLIST': <function _show_parser.<locals>._parse>, 'PROFILE': <function _show_parser.<locals>._parse>, 'PROFILES': <function _show_parser.<locals>._parse>, 'RELAYLOG EVENTS': <function _show_parser.<locals>._parse>, 'REPLICAS': <function _show_parser.<locals>._parse>, 'SLAVE HOSTS': <function _show_parser.<locals>._parse>, 'REPLICA STATUS': <function _show_parser.<locals>._parse>, 'SLAVE STATUS': <function _show_parser.<locals>._parse>, 'GLOBAL STATUS': <function _show_parser.<locals>._parse>, 'SESSION STATUS': <function _show_parser.<locals>._parse>, 'STATUS': <function _show_parser.<locals>._parse>, 'TABLE STATUS': <function _show_parser.<locals>._parse>, 'FULL TABLES': <function _show_parser.<locals>._parse>, 'TABLES': <function _show_parser.<locals>._parse>, 'TRIGGERS': <function _show_parser.<locals>._parse>, 'GLOBAL VARIABLES': <function _show_parser.<locals>._parse>, 'SESSION VARIABLES': <function _show_parser.<locals>._parse>, 'VARIABLES': <function _show_parser.<locals>._parse>, 'WARNINGS': <function _show_parser.<locals>._parse>}
PROPERTY_PARSERS = {'ALLOWED_VALUES': <function Parser.<lambda>>, 'ALGORITHM': <function Parser.<lambda>>, 'AUTO': <function Parser.<lambda>>, 'AUTO_INCREMENT': <function Parser.<lambda>>, 'BACKUP': <function Parser.<lambda>>, 'BLOCKCOMPRESSION': <function Parser.<lambda>>, 'CHARSET': <function Parser.<lambda>>, 'CHARACTER SET': <function Parser.<lambda>>, 'CHECKSUM': <function Parser.<lambda>>, 'CLUSTER BY': <function Parser.<lambda>>, 'CLUSTERED': <function Parser.<lambda>>, 'COLLATE': <function Parser.<lambda>>, 'COMMENT': <function Parser.<lambda>>, 'CONTAINS': <function Parser.<lambda>>, 'COPY': <function Parser.<lambda>>, 'DATABLOCKSIZE': <function Parser.<lambda>>, 'DATA_DELETION': <function Parser.<lambda>>, 'DEFINER': <function Parser.<lambda>>, 'DETERMINISTIC': <function Parser.<lambda>>, 'DISTRIBUTED': <function Parser.<lambda>>, 'DUPLICATE': <function Parser.<lambda>>, 'DYNAMIC': <function Parser.<lambda>>, 'DISTKEY': <function Parser.<lambda>>, 'DISTSTYLE': <function Parser.<lambda>>, 'EMPTY': <function Parser.<lambda>>, 'ENGINE': <function Parser.<lambda>>, 'ENVIRONMENT': <function Parser.<lambda>>, 'EXECUTE': <function Parser.<lambda>>, 'EXTERNAL': <function Parser.<lambda>>, 'FALLBACK': <function Parser.<lambda>>, 'FORMAT': <function Parser.<lambda>>, 'FREESPACE': <function Parser.<lambda>>, 'GLOBAL': <function Parser.<lambda>>, 'HEAP': <function Parser.<lambda>>, 'ICEBERG': <function Parser.<lambda>>, 'IMMUTABLE': <function Parser.<lambda>>, 'INHERITS': <function Parser.<lambda>>, 'INPUT': <function Parser.<lambda>>, 'JOURNAL': <function Parser.<lambda>>, 'LANGUAGE': <function Parser.<lambda>>, 'LAYOUT': <function Parser.<lambda>>, 'LIFETIME': <function Parser.<lambda>>, 'LIKE': <function Parser.<lambda>>, 'LOCATION': <function Parser.<lambda>>, 'LOCK': <function MySQL.Parser.<lambda>>, 'LOCKING': <function Parser.<lambda>>, 'LOG': <function Parser.<lambda>>, 'MATERIALIZED': <function Parser.<lambda>>, 'MERGEBLOCKRATIO': <function Parser.<lambda>>, 'MODIFIES': <function Parser.<lambda>>, 'MULTISET': <function Parser.<lambda>>, 'NO': <function Parser.<lambda>>, 'ON': <function Parser.<lambda>>, 'ORDER BY': <function Parser.<lambda>>, 'OUTPUT': <function Parser.<lambda>>, 'PARTITION': <function Parser.<lambda>>, 'PARTITION BY': <function Parser.<lambda>>, 'PARTITIONED BY': <function Parser.<lambda>>, 'PARTITIONED_BY': <function Parser.<lambda>>, 'PRIMARY KEY': <function Parser.<lambda>>, 'RANGE': <function Parser.<lambda>>, 'READS': <function Parser.<lambda>>, 'REMOTE': <function Parser.<lambda>>, 'RETURNS': <function Parser.<lambda>>, 'STRICT': <function Parser.<lambda>>, 'STREAMING': <function Parser.<lambda>>, 'ROW': <function Parser.<lambda>>, 'ROW_FORMAT': <function Parser.<lambda>>, 'SAMPLE': <function Parser.<lambda>>, 'SECURE': <function Parser.<lambda>>, 'SECURITY': <function Parser.<lambda>>, 'SET': <function Parser.<lambda>>, 'SETTINGS': <function Parser.<lambda>>, 'SHARING': <function Parser.<lambda>>, 'SORTKEY': <function Parser.<lambda>>, 'SOURCE': <function Parser.<lambda>>, 'STABLE': <function Parser.<lambda>>, 'STORED': <function Parser.<lambda>>, 'SYSTEM_VERSIONING': <function Parser.<lambda>>, 'TBLPROPERTIES': <function Parser.<lambda>>, 'TEMP': <function Parser.<lambda>>, 'TEMPORARY': <function Parser.<lambda>>, 'TO': <function Parser.<lambda>>, 'TRANSIENT': <function Parser.<lambda>>, 'TRANSFORM': <function Parser.<lambda>>, 'TTL': <function Parser.<lambda>>, 'USING': <function Parser.<lambda>>, 'UNLOGGED': <function Parser.<lambda>>, 'VOLATILE': <function Parser.<lambda>>, 'WITH': <function Parser.<lambda>>}
SET_PARSERS = {'GLOBAL': <function Parser.<lambda>>, 'LOCAL': <function Parser.<lambda>>, 'SESSION': <function Parser.<lambda>>, 'TRANSACTION': <function Parser.<lambda>>, 'PERSIST': <function MySQL.Parser.<lambda>>, 'PERSIST_ONLY': <function MySQL.Parser.<lambda>>, 'CHARACTER SET': <function MySQL.Parser.<lambda>>, 'CHARSET': <function MySQL.Parser.<lambda>>, 'NAMES': <function MySQL.Parser.<lambda>>}
CONSTRAINT_PARSERS = {'AUTOINCREMENT': <function Parser.<lambda>>, 'AUTO_INCREMENT': <function Parser.<lambda>>, 'CASESPECIFIC': <function Parser.<lambda>>, 'CHARACTER SET': <function Parser.<lambda>>, 'CHECK': <function Parser.<lambda>>, 'COLLATE': <function Parser.<lambda>>, 'COMMENT': <function Parser.<lambda>>, 'COMPRESS': <function Parser.<lambda>>, 'CLUSTERED': <function Parser.<lambda>>, 'NONCLUSTERED': <function Parser.<lambda>>, 'DEFAULT': <function Parser.<lambda>>, 'ENCODE': <function Parser.<lambda>>, 'EPHEMERAL': <function Parser.<lambda>>, 'EXCLUDE': <function Parser.<lambda>>, 'FOREIGN KEY': <function Parser.<lambda>>, 'FORMAT': <function Parser.<lambda>>, 'GENERATED': <function Parser.<lambda>>, 'IDENTITY': <function Parser.<lambda>>, 'INLINE': <function Parser.<lambda>>, 'LIKE': <function Parser.<lambda>>, 'NOT': <function Parser.<lambda>>, 'NULL': <function Parser.<lambda>>, 'ON': <function Parser.<lambda>>, 'PATH': <function Parser.<lambda>>, 'PERIOD': <function Parser.<lambda>>, 'PRIMARY KEY': <function Parser.<lambda>>, 'REFERENCES': <function Parser.<lambda>>, 'TITLE': <function Parser.<lambda>>, 'TTL': <function Parser.<lambda>>, 'UNIQUE': <function Parser.<lambda>>, 'UPPERCASE': <function Parser.<lambda>>, 'WATERMARK': <function Parser.<lambda>>, 'WITH': <function Parser.<lambda>>, 'BUCKET': <function Parser.<lambda>>, 'TRUNCATE': <function Parser.<lambda>>, 'FULLTEXT': <function MySQL.Parser.<lambda>>, 'INDEX': <function MySQL.Parser.<lambda>>, 'KEY': <function MySQL.Parser.<lambda>>, 'SPATIAL': <function MySQL.Parser.<lambda>>}
ALTER_PARSERS = {'ADD': <function Parser.<lambda>>, 'AS': <function Parser.<lambda>>, 'ALTER': <function Parser.<lambda>>, 'CLUSTER BY': <function Parser.<lambda>>, 'DELETE': <function Parser.<lambda>>, 'DROP': <function Parser.<lambda>>, 'RENAME': <function Parser.<lambda>>, 'SET': <function Parser.<lambda>>, 'SWAP': <function Parser.<lambda>>, 'MODIFY': <function MySQL.Parser.<lambda>>}
ALTER_ALTER_PARSERS = {'DISTKEY': <function Parser.<lambda>>, 'DISTSTYLE': <function Parser.<lambda>>, 'SORTKEY': <function Parser.<lambda>>, 'COMPOUND': <function Parser.<lambda>>, 'INDEX': <function MySQL.Parser.<lambda>>}
SCHEMA_UNNAMED_CONSTRAINTS = {'LIKE', 'CHECK', 'KEY', 'SPATIAL', 'TRUNCATE', 'PRIMARY KEY', 'WATERMARK', 'BUCKET', 'FULLTEXT', 'EXCLUDE', 'PERIOD', 'INDEX', 'FOREIGN KEY', 'UNIQUE'}
PROFILE_TYPES: Dict[str, Sequence[Union[Sequence[str], str]]] = {'ALL': (), 'CPU': (), 'IPC': (), 'MEMORY': (), 'SOURCE': (), 'SWAPS': (), 'BLOCK': ('IO',), 'CONTEXT': ('SWITCHES',), 'PAGE': ('FAULTS',)}
TYPE_TOKENS = {<TokenType.NULL: 'NULL'>, <TokenType.ENUM16: 'ENUM16'>, <TokenType.VECTOR: 'VECTOR'>, <TokenType.INT: 'INT'>, <TokenType.DECIMAL64: 'DECIMAL64'>, <TokenType.INT8RANGE: 'INT8RANGE'>, <TokenType.DATERANGE: 'DATERANGE'>, <TokenType.STRUCT: 'STRUCT'>, <TokenType.FLOAT: 'FLOAT'>, <TokenType.UUID: 'UUID'>, <TokenType.DATETIME64: 'DATETIME64'>, <TokenType.NESTED: 'NESTED'>, <TokenType.INT4MULTIRANGE: 'INT4MULTIRANGE'>, <TokenType.HLLSKETCH: 'HLLSKETCH'>, <TokenType.UINT128: 'UINT128'>, <TokenType.YEAR: 'YEAR'>, <TokenType.IPV6: 'IPV6'>, <TokenType.IPADDRESS: 'IPADDRESS'>, <TokenType.INT8MULTIRANGE: 'INT8MULTIRANGE'>, <TokenType.OBJECT: 'OBJECT'>, <TokenType.BIGSERIAL: 'BIGSERIAL'>, <TokenType.LONGTEXT: 'LONGTEXT'>, <TokenType.TIMESTAMPTZ: 'TIMESTAMPTZ'>, <TokenType.RANGE: 'RANGE'>, <TokenType.MEDIUMTEXT: 'MEDIUMTEXT'>, <TokenType.ARRAY: 'ARRAY'>, <TokenType.MEDIUMINT: 'MEDIUMINT'>, <TokenType.NVARCHAR: 'NVARCHAR'>, <TokenType.TIMESTAMP_S: 'TIMESTAMP_S'>, <TokenType.USMALLINT: 'USMALLINT'>, <TokenType.DATEMULTIRANGE: 'DATEMULTIRANGE'>, <TokenType.BIGDECIMAL: 'BIGDECIMAL'>, <TokenType.DATE: 'DATE'>, <TokenType.LOWCARDINALITY: 'LOWCARDINALITY'>, <TokenType.UINT: 'UINT'>, <TokenType.TINYINT: 'TINYINT'>, <TokenType.UMEDIUMINT: 'UMEDIUMINT'>, <TokenType.DECIMAL128: 'DECIMAL128'>, <TokenType.OBJECT_IDENTIFIER: 'OBJECT_IDENTIFIER'>, <TokenType.TSTZMULTIRANGE: 'TSTZMULTIRANGE'>, <TokenType.DOUBLE: 'DOUBLE'>, <TokenType.MONEY: 'MONEY'>, <TokenType.LONGBLOB: 'LONGBLOB'>, <TokenType.TIMESTAMPNTZ: 'TIMESTAMPNTZ'>, <TokenType.TSMULTIRANGE: 'TSMULTIRANGE'>, <TokenType.PSEUDO_TYPE: 'PSEUDO_TYPE'>, <TokenType.TIMESTAMP_NS: 'TIMESTAMP_NS'>, <TokenType.VOID: 'VOID'>, <TokenType.SIMPLEAGGREGATEFUNCTION: 'SIMPLEAGGREGATEFUNCTION'>, <TokenType.BIT: 'BIT'>, <TokenType.BOOLEAN: 'BOOLEAN'>, <TokenType.MULTIPOLYGON: 'MULTIPOLYGON'>, <TokenType.RING: 'RING'>, <TokenType.DYNAMIC: 'DYNAMIC'>, <TokenType.LIST: 'LIST'>, <TokenType.TIMESTAMP: 'TIMESTAMP'>, <TokenType.TSTZRANGE: 'TSTZRANGE'>, <TokenType.VARCHAR: 'VARCHAR'>, <TokenType.BLOB: 'BLOB'>, <TokenType.ENUM8: 'ENUM8'>, <TokenType.INT4RANGE: 'INT4RANGE'>, <TokenType.NUMMULTIRANGE: 'NUMMULTIRANGE'>, <TokenType.UBIGINT: 'UBIGINT'>, <TokenType.INTERVAL: 'INTERVAL'>, <TokenType.NAME: 'NAME'>, <TokenType.BPCHAR: 'BPCHAR'>, <TokenType.SET: 'SET'>, <TokenType.DECIMAL: 'DECIMAL'>, <TokenType.UDECIMAL: 'UDECIMAL'>, <TokenType.TINYTEXT: 'TINYTEXT'>, <TokenType.POINT: 'POINT'>, <TokenType.UNKNOWN: 'UNKNOWN'>, <TokenType.CHAR: 'CHAR'>, <TokenType.NOTHING: 'NOTHING'>, <TokenType.JSONB: 'JSONB'>, <TokenType.SMALLINT: 'SMALLINT'>, <TokenType.GEOGRAPHY: 'GEOGRAPHY'>, <TokenType.UDOUBLE: 'UDOUBLE'>, <TokenType.GEOGRAPHYPOINT: 'GEOGRAPHYPOINT'>, <TokenType.ENUM: 'ENUM'>, <TokenType.NCHAR: 'NCHAR'>, <TokenType.GEOMETRY: 'GEOMETRY'>, <TokenType.SMALLSERIAL: 'SMALLSERIAL'>, <TokenType.TINYBLOB: 'TINYBLOB'>, <TokenType.POLYGON: 'POLYGON'>, <TokenType.MAP: 'MAP'>, <TokenType.DATE32: 'DATE32'>, <TokenType.INT256: 'INT256'>, <TokenType.VARBINARY: 'VARBINARY'>, <TokenType.UNION: 'UNION'>, <TokenType.SMALLDATETIME: 'SMALLDATETIME'>, <TokenType.FIXEDSTRING: 'FIXEDSTRING'>, <TokenType.BIGINT: 'BIGINT'>, <TokenType.SUPER: 'SUPER'>, <TokenType.BINARY: 'BINARY'>, <TokenType.UINT256: 'UINT256'>, <TokenType.TIME: 'TIME'>, <TokenType.DATETIME2: 'DATETIME2'>, <TokenType.ROWVERSION: 'ROWVERSION'>, <TokenType.UTINYINT: 'UTINYINT'>, <TokenType.INET: 'INET'>, <TokenType.LINESTRING: 'LINESTRING'>, <TokenType.XML: 'XML'>, <TokenType.SERIAL: 'SERIAL'>, <TokenType.IPPREFIX: 'IPPREFIX'>, <TokenType.VARIANT: 'VARIANT'>, <TokenType.TIMESTAMPLTZ: 'TIMESTAMPLTZ'>, <TokenType.TSRANGE: 'TSRANGE'>, <TokenType.JSON: 'JSON'>, <TokenType.HSTORE: 'HSTORE'>, <TokenType.NULLABLE: 'NULLABLE'>, <TokenType.IPV4: 'IPV4'>, <TokenType.IMAGE: 'IMAGE'>, <TokenType.TIMESTAMP_MS: 'TIMESTAMP_MS'>, <TokenType.SMALLMONEY: 'SMALLMONEY'>, <TokenType.MULTILINESTRING: 'MULTILINESTRING'>, <TokenType.DATETIME: 'DATETIME'>, <TokenType.TDIGEST: 'TDIGEST'>, <TokenType.DECIMAL256: 'DECIMAL256'>, <TokenType.INT128: 'INT128'>, <TokenType.TEXT: 'TEXT'>, <TokenType.MEDIUMBLOB: 'MEDIUMBLOB'>, <TokenType.TIMETZ: 'TIMETZ'>, <TokenType.AGGREGATEFUNCTION: 'AGGREGATEFUNCTION'>, <TokenType.DECIMAL32: 'DECIMAL32'>, <TokenType.USERDEFINED: 'USERDEFINED'>, <TokenType.NUMRANGE: 'NUMRANGE'>}
ENUM_TYPE_TOKENS = {<TokenType.SET: 'SET'>, <TokenType.ENUM16: 'ENUM16'>, <TokenType.DYNAMIC: 'DYNAMIC'>, <TokenType.ENUM8: 'ENUM8'>, <TokenType.ENUM: 'ENUM'>}
OPERATION_MODIFIERS = {'SQL_CALC_FOUND_ROWS', 'HIGH_PRIORITY', 'SQL_BIG_RESULT', 'SQL_NO_CACHE', 'SQL_SMALL_RESULT', 'STRAIGHT_JOIN', 'SQL_BUFFER_RESULT'}
LOG_DEFAULTS_TO_LN = True
STRING_ALIASES = True
VALUES_FOLLOWED_BY_PAREN = False
SUPPORTS_PARTITION_SELECTION = True
SHOW_TRIE: Dict = {'BINARY': {'LOGS': {0: True}}, 'MASTER': {'LOGS': {0: True}, 'STATUS': {0: True}}, 'BINLOG': {'EVENTS': {0: True}}, 'CHARACTER': {'SET': {0: True}}, 'CHARSET': {0: True}, 'COLLATION': {0: True}, 'FULL': {'COLUMNS': {0: True}, 'PROCESSLIST': {0: True}, 'TABLES': {0: True}}, 'COLUMNS': {0: True}, 'CREATE': {'DATABASE': {0: True}, 'EVENT': {0: True}, 'FUNCTION': {0: True}, 'PROCEDURE': {0: True}, 'TABLE': {0: True}, 'TRIGGER': {0: True}, 'VIEW': {0: True}}, 'DATABASES': {0: True}, 'SCHEMAS': {0: True}, 'ENGINE': {0: True}, 'STORAGE': {'ENGINES': {0: True}}, 'ENGINES': {0: True}, 'ERRORS': {0: True}, 'EVENTS': {0: True}, 'FUNCTION': {'CODE': {0: True}, 'STATUS': {0: True}}, 'GRANTS': {0: True}, 'INDEX': {0: True}, 'OPEN': {'TABLES': {0: True}}, 'PLUGINS': {0: True}, 'PROCEDURE': {'CODE': {0: True}, 'STATUS': {0: True}}, 'PRIVILEGES': {0: True}, 'PROCESSLIST': {0: True}, 'PROFILE': {0: True}, 'PROFILES': {0: True}, 'RELAYLOG': {'EVENTS': {0: True}}, 'REPLICAS': {0: True}, 'SLAVE': {'HOSTS': {0: True}, 'STATUS': {0: True}}, 'REPLICA': {'STATUS': {0: True}}, 'GLOBAL': {'STATUS': {0: True}, 'VARIABLES': {0: True}}, 'SESSION': {'STATUS': {0: True}, 'VARIABLES': {0: True}}, 'STATUS': {0: True}, 'TABLE': {'STATUS': {0: True}}, 'TABLES': {0: True}, 'TRIGGERS': {0: True}, 'VARIABLES': {0: True}, 'WARNINGS': {0: True}}
SET_TRIE: Dict = {'GLOBAL': {0: True}, 'LOCAL': {0: True}, 'SESSION': {0: True}, 'TRANSACTION': {0: True}, 'PERSIST': {0: True}, 'PERSIST_ONLY': {0: True}, 'CHARACTER': {'SET': {0: True}}, 'CHARSET': {0: True}, 'NAMES': {0: True}}
Inherited Members
sqlglot.parser.Parser
Parser
NO_PAREN_FUNCTIONS
STRUCT_TYPE_TOKENS
NESTED_TYPE_TOKENS
AGGREGATE_TYPE_TOKENS
SIGNED_TO_UNSIGNED_TYPE_TOKEN
SUBQUERY_PREDICATES
RESERVED_TOKENS
DB_CREATABLES
CREATABLES
ALTERABLES
ID_VAR_TOKENS
ALIAS_TOKENS
COLON_PLACEHOLDER_TOKENS
ARRAY_CONSTRUCTORS
COMMENT_TABLE_ALIAS_TOKENS
UPDATE_ALIAS_TOKENS
TRIM_TYPES
ASSIGNMENT
EQUALITY
COMPARISON
BITWISE
TERM
FACTOR
EXPONENT
TIMES
TIMESTAMPS
SET_OPERATIONS
JOIN_METHODS
JOIN_SIDES
JOIN_KINDS
JOIN_HINTS
LAMBDAS
COLUMN_OPERATORS
CAST_COLUMN_OPERATORS
EXPRESSION_PARSERS
UNARY_PARSERS
STRING_PARSERS
NUMERIC_PARSERS
PRIMARY_PARSERS
PLACEHOLDER_PARSERS
PIPE_SYNTAX_TRANSFORM_PARSERS
NO_PAREN_FUNCTION_PARSERS
INVALID_FUNC_NAME_TOKENS
FUNCTIONS_WITH_ALIASED_ARGS
KEY_VALUE_DEFINITIONS
QUERY_MODIFIER_PARSERS
QUERY_MODIFIER_TOKENS
TYPE_LITERAL_PARSERS
TYPE_CONVERTERS
DDL_SELECT_TOKENS
PRE_VOLATILE_TOKENS
TRANSACTION_KIND
TRANSACTION_CHARACTERISTICS
CONFLICT_ACTIONS
CREATE_SEQUENCE
ISOLATED_LOADING_OPTIONS
USABLES
CAST_ACTIONS
SCHEMA_BINDING_OPTIONS
PROCEDURE_OPTIONS
EXECUTE_AS_OPTIONS
KEY_CONSTRAINT_OPTIONS
WINDOW_EXCLUDE_OPTIONS
INSERT_ALTERNATIVES
CLONE_KEYWORDS
HISTORICAL_DATA_PREFIX
HISTORICAL_DATA_KIND
OPCLASS_FOLLOW_KEYWORDS
OPTYPE_FOLLOW_TOKENS
TABLE_INDEX_HINT_TOKENS
VIEW_ATTRIBUTES
WINDOW_ALIAS_TOKENS
WINDOW_BEFORE_PAREN_TOKENS
WINDOW_SIDES
JSON_KEY_VALUE_SEPARATOR_TOKENS
FETCH_TOKENS
ADD_CONSTRAINT_TOKENS
DISTINCT_TOKENS
UNNEST_OFFSET_ALIAS_TOKENS
SELECT_START_TOKENS
COPY_INTO_VARLEN_OPTIONS
IS_JSON_PREDICATE_KIND
ODBC_DATETIME_LITERALS
ON_CONDITION_TOKENS
PRIVILEGE_FOLLOW_TOKENS
DESCRIBE_STYLES
ANALYZE_STYLES
ANALYZE_EXPRESSION_PARSERS
PARTITION_KEYWORDS
AMBIGUOUS_ALIAS_TOKENS
RECURSIVE_CTE_SEARCH_KIND
MODIFIABLES
STRICT_CAST
PREFIXED_PIVOT_COLUMNS
IDENTIFY_PIVOT_STRINGS
TABLESAMPLE_CSV
DEFAULT_SAMPLING_METHOD
SET_REQUIRES_ASSIGNMENT_DELIMITER
TRIM_PATTERN_FIRST
MODIFIERS_ATTACHED_TO_SET_OP
SET_OP_MODIFIERS
NO_PAREN_IF_COMMANDS
JSON_ARROWS_REQUIRE_JSON_TYPE
COLON_IS_VARIANT_EXTRACT
SUPPORTS_IMPLICIT_UNNEST
INTERVAL_SPANS
WRAPPED_TRANSFORM_COLUMN_CONSTRAINT
OPTIONAL_ALIAS_TOKEN_CTE
ALTER_RENAME_REQUIRES_COLUMN
JOINS_HAVE_EQUAL_PRECEDENCE
ZONE_AWARE_TIMESTAMP_CONSTRUCTOR
MAP_KEYS_ARE_ARBITRARY_EXPRESSIONS
JSON_EXTRACT_REQUIRES_JSON_EXPRESSION
ADD_JOIN_ON_TRUE
error_level
error_message_context
max_errors
dialect
reset
parse
parse_into
check_errors
raise_error
expression
validate_expression
parse_set_operation
build_cast
errors
sql
class MySQL.Generator(sqlglot.generator.Generator):
 717    class Generator(generator.Generator):
 718        INTERVAL_ALLOWS_PLURAL_FORM = False
 719        LOCKING_READS_SUPPORTED = True
 720        NULL_ORDERING_SUPPORTED: t.Optional[bool] = None
 721        JOIN_HINTS = False
 722        TABLE_HINTS = True
 723        DUPLICATE_KEY_UPDATE_WITH_SET = False
 724        QUERY_HINT_SEP = " "
 725        VALUES_AS_TABLE = False
 726        NVL2_SUPPORTED = False
 727        LAST_DAY_SUPPORTS_DATE_PART = False
 728        JSON_TYPE_REQUIRED_FOR_EXTRACTION = True
 729        JSON_PATH_BRACKETED_KEY_SUPPORTED = False
 730        JSON_KEY_VALUE_PAIR_SEP = ","
 731        SUPPORTS_TO_NUMBER = False
 732        PARSE_JSON_NAME: t.Optional[str] = None
 733        PAD_FILL_PATTERN_IS_REQUIRED = True
 734        WRAP_DERIVED_VALUES = False
 735        VARCHAR_REQUIRES_SIZE = True
 736        SUPPORTS_MEDIAN = False
 737
 738        TRANSFORMS = {
 739            **generator.Generator.TRANSFORMS,
 740            exp.ArrayAgg: rename_func("GROUP_CONCAT"),
 741            exp.BitwiseAndAgg: rename_func("BIT_AND"),
 742            exp.BitwiseOrAgg: rename_func("BIT_OR"),
 743            exp.BitwiseXorAgg: rename_func("BIT_XOR"),
 744            exp.BitwiseCountAgg: rename_func("BIT_COUNT"),
 745            exp.CurrentDate: no_paren_current_date_sql,
 746            exp.DateDiff: _remove_ts_or_ds_to_date(
 747                lambda self, e: self.func("DATEDIFF", e.this, e.expression), ("this", "expression")
 748            ),
 749            exp.DateAdd: _remove_ts_or_ds_to_date(date_add_sql("ADD")),
 750            exp.DateStrToDate: datestrtodate_sql,
 751            exp.DateSub: _remove_ts_or_ds_to_date(date_add_sql("SUB")),
 752            exp.DateTrunc: _date_trunc_sql,
 753            exp.Day: _remove_ts_or_ds_to_date(),
 754            exp.DayOfMonth: _remove_ts_or_ds_to_date(rename_func("DAYOFMONTH")),
 755            exp.DayOfWeek: _remove_ts_or_ds_to_date(rename_func("DAYOFWEEK")),
 756            exp.DayOfYear: _remove_ts_or_ds_to_date(rename_func("DAYOFYEAR")),
 757            exp.GroupConcat: lambda self,
 758            e: f"""GROUP_CONCAT({self.sql(e, "this")} SEPARATOR {self.sql(e, "separator") or "','"})""",
 759            exp.ILike: no_ilike_sql,
 760            exp.JSONExtractScalar: arrow_json_extract_sql,
 761            exp.Length: length_or_char_length_sql,
 762            exp.LogicalOr: rename_func("MAX"),
 763            exp.LogicalAnd: rename_func("MIN"),
 764            exp.Max: max_or_greatest,
 765            exp.Min: min_or_least,
 766            exp.Month: _remove_ts_or_ds_to_date(),
 767            exp.NullSafeEQ: lambda self, e: self.binary(e, "<=>"),
 768            exp.NullSafeNEQ: lambda self, e: f"NOT {self.binary(e, '<=>')}",
 769            exp.NumberToStr: rename_func("FORMAT"),
 770            exp.Pivot: no_pivot_sql,
 771            exp.Select: transforms.preprocess(
 772                [
 773                    transforms.eliminate_distinct_on,
 774                    transforms.eliminate_semi_and_anti_joins,
 775                    transforms.eliminate_qualify,
 776                    transforms.eliminate_full_outer_join,
 777                    transforms.unnest_generate_date_array_using_recursive_cte,
 778                ]
 779            ),
 780            exp.StrPosition: lambda self, e: strposition_sql(
 781                self, e, func_name="LOCATE", supports_position=True
 782            ),
 783            exp.StrToDate: _str_to_date_sql,
 784            exp.StrToTime: _str_to_date_sql,
 785            exp.Stuff: rename_func("INSERT"),
 786            exp.TableSample: no_tablesample_sql,
 787            exp.TimeFromParts: rename_func("MAKETIME"),
 788            exp.TimestampAdd: date_add_interval_sql("DATE", "ADD"),
 789            exp.TimestampDiff: lambda self, e: self.func(
 790                "TIMESTAMPDIFF", unit_to_var(e), e.expression, e.this
 791            ),
 792            exp.TimestampSub: date_add_interval_sql("DATE", "SUB"),
 793            exp.TimeStrToUnix: rename_func("UNIX_TIMESTAMP"),
 794            exp.TimeStrToTime: lambda self, e: timestrtotime_sql(
 795                self,
 796                e,
 797                include_precision=not e.args.get("zone"),
 798            ),
 799            exp.TimeToStr: _remove_ts_or_ds_to_date(
 800                lambda self, e: self.func("DATE_FORMAT", e.this, self.format_time(e))
 801            ),
 802            exp.Trim: trim_sql,
 803            exp.TryCast: no_trycast_sql,
 804            exp.TsOrDsAdd: date_add_sql("ADD"),
 805            exp.TsOrDsDiff: lambda self, e: self.func("DATEDIFF", e.this, e.expression),
 806            exp.TsOrDsToDate: _ts_or_ds_to_date_sql,
 807            exp.Unicode: lambda self, e: f"ORD(CONVERT({self.sql(e.this)} USING utf32))",
 808            exp.UnixToTime: _unix_to_time_sql,
 809            exp.Week: _remove_ts_or_ds_to_date(),
 810            exp.WeekOfYear: _remove_ts_or_ds_to_date(rename_func("WEEKOFYEAR")),
 811            exp.Year: _remove_ts_or_ds_to_date(),
 812            exp.UtcTimestamp: rename_func("UTC_TIMESTAMP"),
 813            exp.UtcTime: rename_func("UTC_TIME"),
 814        }
 815
 816        UNSIGNED_TYPE_MAPPING = {
 817            exp.DataType.Type.UBIGINT: "BIGINT",
 818            exp.DataType.Type.UINT: "INT",
 819            exp.DataType.Type.UMEDIUMINT: "MEDIUMINT",
 820            exp.DataType.Type.USMALLINT: "SMALLINT",
 821            exp.DataType.Type.UTINYINT: "TINYINT",
 822            exp.DataType.Type.UDECIMAL: "DECIMAL",
 823            exp.DataType.Type.UDOUBLE: "DOUBLE",
 824        }
 825
 826        TIMESTAMP_TYPE_MAPPING = {
 827            exp.DataType.Type.DATETIME2: "DATETIME",
 828            exp.DataType.Type.SMALLDATETIME: "DATETIME",
 829            exp.DataType.Type.TIMESTAMP: "DATETIME",
 830            exp.DataType.Type.TIMESTAMPNTZ: "DATETIME",
 831            exp.DataType.Type.TIMESTAMPTZ: "TIMESTAMP",
 832            exp.DataType.Type.TIMESTAMPLTZ: "TIMESTAMP",
 833        }
 834
 835        TYPE_MAPPING = {
 836            **generator.Generator.TYPE_MAPPING,
 837            **UNSIGNED_TYPE_MAPPING,
 838            **TIMESTAMP_TYPE_MAPPING,
 839        }
 840
 841        TYPE_MAPPING.pop(exp.DataType.Type.MEDIUMTEXT)
 842        TYPE_MAPPING.pop(exp.DataType.Type.LONGTEXT)
 843        TYPE_MAPPING.pop(exp.DataType.Type.TINYTEXT)
 844        TYPE_MAPPING.pop(exp.DataType.Type.BLOB)
 845        TYPE_MAPPING.pop(exp.DataType.Type.MEDIUMBLOB)
 846        TYPE_MAPPING.pop(exp.DataType.Type.LONGBLOB)
 847        TYPE_MAPPING.pop(exp.DataType.Type.TINYBLOB)
 848
 849        PROPERTIES_LOCATION = {
 850            **generator.Generator.PROPERTIES_LOCATION,
 851            exp.TransientProperty: exp.Properties.Location.UNSUPPORTED,
 852            exp.VolatileProperty: exp.Properties.Location.UNSUPPORTED,
 853        }
 854
 855        LIMIT_FETCH = "LIMIT"
 856
 857        LIMIT_ONLY_LITERALS = True
 858
 859        CHAR_CAST_MAPPING = dict.fromkeys(
 860            (
 861                exp.DataType.Type.LONGTEXT,
 862                exp.DataType.Type.LONGBLOB,
 863                exp.DataType.Type.MEDIUMBLOB,
 864                exp.DataType.Type.MEDIUMTEXT,
 865                exp.DataType.Type.TEXT,
 866                exp.DataType.Type.TINYBLOB,
 867                exp.DataType.Type.TINYTEXT,
 868                exp.DataType.Type.VARCHAR,
 869            ),
 870            "CHAR",
 871        )
 872        SIGNED_CAST_MAPPING = dict.fromkeys(
 873            (
 874                exp.DataType.Type.BIGINT,
 875                exp.DataType.Type.BOOLEAN,
 876                exp.DataType.Type.INT,
 877                exp.DataType.Type.SMALLINT,
 878                exp.DataType.Type.TINYINT,
 879                exp.DataType.Type.MEDIUMINT,
 880            ),
 881            "SIGNED",
 882        )
 883
 884        # MySQL doesn't support many datatypes in cast.
 885        # https://dev.mysql.com/doc/refman/8.0/en/cast-functions.html#function_cast
 886        CAST_MAPPING = {
 887            **CHAR_CAST_MAPPING,
 888            **SIGNED_CAST_MAPPING,
 889            exp.DataType.Type.UBIGINT: "UNSIGNED",
 890        }
 891
 892        TIMESTAMP_FUNC_TYPES = {
 893            exp.DataType.Type.TIMESTAMPTZ,
 894            exp.DataType.Type.TIMESTAMPLTZ,
 895        }
 896
 897        # https://dev.mysql.com/doc/refman/8.0/en/keywords.html
 898        RESERVED_KEYWORDS = {
 899            "accessible",
 900            "add",
 901            "all",
 902            "alter",
 903            "analyze",
 904            "and",
 905            "as",
 906            "asc",
 907            "asensitive",
 908            "before",
 909            "between",
 910            "bigint",
 911            "binary",
 912            "blob",
 913            "both",
 914            "by",
 915            "call",
 916            "cascade",
 917            "case",
 918            "change",
 919            "char",
 920            "character",
 921            "check",
 922            "collate",
 923            "column",
 924            "condition",
 925            "constraint",
 926            "continue",
 927            "convert",
 928            "create",
 929            "cross",
 930            "cube",
 931            "cume_dist",
 932            "current_date",
 933            "current_time",
 934            "current_timestamp",
 935            "current_user",
 936            "cursor",
 937            "database",
 938            "databases",
 939            "day_hour",
 940            "day_microsecond",
 941            "day_minute",
 942            "day_second",
 943            "dec",
 944            "decimal",
 945            "declare",
 946            "default",
 947            "delayed",
 948            "delete",
 949            "dense_rank",
 950            "desc",
 951            "describe",
 952            "deterministic",
 953            "distinct",
 954            "distinctrow",
 955            "div",
 956            "double",
 957            "drop",
 958            "dual",
 959            "each",
 960            "else",
 961            "elseif",
 962            "empty",
 963            "enclosed",
 964            "escaped",
 965            "except",
 966            "exists",
 967            "exit",
 968            "explain",
 969            "false",
 970            "fetch",
 971            "first_value",
 972            "float",
 973            "float4",
 974            "float8",
 975            "for",
 976            "force",
 977            "foreign",
 978            "from",
 979            "fulltext",
 980            "function",
 981            "generated",
 982            "get",
 983            "grant",
 984            "group",
 985            "grouping",
 986            "groups",
 987            "having",
 988            "high_priority",
 989            "hour_microsecond",
 990            "hour_minute",
 991            "hour_second",
 992            "if",
 993            "ignore",
 994            "in",
 995            "index",
 996            "infile",
 997            "inner",
 998            "inout",
 999            "insensitive",
1000            "insert",
1001            "int",
1002            "int1",
1003            "int2",
1004            "int3",
1005            "int4",
1006            "int8",
1007            "integer",
1008            "intersect",
1009            "interval",
1010            "into",
1011            "io_after_gtids",
1012            "io_before_gtids",
1013            "is",
1014            "iterate",
1015            "join",
1016            "json_table",
1017            "key",
1018            "keys",
1019            "kill",
1020            "lag",
1021            "last_value",
1022            "lateral",
1023            "lead",
1024            "leading",
1025            "leave",
1026            "left",
1027            "like",
1028            "limit",
1029            "linear",
1030            "lines",
1031            "load",
1032            "localtime",
1033            "localtimestamp",
1034            "lock",
1035            "long",
1036            "longblob",
1037            "longtext",
1038            "loop",
1039            "low_priority",
1040            "master_bind",
1041            "master_ssl_verify_server_cert",
1042            "match",
1043            "maxvalue",
1044            "mediumblob",
1045            "mediumint",
1046            "mediumtext",
1047            "middleint",
1048            "minute_microsecond",
1049            "minute_second",
1050            "mod",
1051            "modifies",
1052            "natural",
1053            "not",
1054            "no_write_to_binlog",
1055            "nth_value",
1056            "ntile",
1057            "null",
1058            "numeric",
1059            "of",
1060            "on",
1061            "optimize",
1062            "optimizer_costs",
1063            "option",
1064            "optionally",
1065            "or",
1066            "order",
1067            "out",
1068            "outer",
1069            "outfile",
1070            "over",
1071            "partition",
1072            "percent_rank",
1073            "precision",
1074            "primary",
1075            "procedure",
1076            "purge",
1077            "range",
1078            "rank",
1079            "read",
1080            "reads",
1081            "read_write",
1082            "real",
1083            "recursive",
1084            "references",
1085            "regexp",
1086            "release",
1087            "rename",
1088            "repeat",
1089            "replace",
1090            "require",
1091            "resignal",
1092            "restrict",
1093            "return",
1094            "revoke",
1095            "right",
1096            "rlike",
1097            "row",
1098            "rows",
1099            "row_number",
1100            "schema",
1101            "schemas",
1102            "second_microsecond",
1103            "select",
1104            "sensitive",
1105            "separator",
1106            "set",
1107            "show",
1108            "signal",
1109            "smallint",
1110            "spatial",
1111            "specific",
1112            "sql",
1113            "sqlexception",
1114            "sqlstate",
1115            "sqlwarning",
1116            "sql_big_result",
1117            "sql_calc_found_rows",
1118            "sql_small_result",
1119            "ssl",
1120            "starting",
1121            "stored",
1122            "straight_join",
1123            "system",
1124            "table",
1125            "terminated",
1126            "then",
1127            "tinyblob",
1128            "tinyint",
1129            "tinytext",
1130            "to",
1131            "trailing",
1132            "trigger",
1133            "true",
1134            "undo",
1135            "union",
1136            "unique",
1137            "unlock",
1138            "unsigned",
1139            "update",
1140            "usage",
1141            "use",
1142            "using",
1143            "utc_date",
1144            "utc_time",
1145            "utc_timestamp",
1146            "values",
1147            "varbinary",
1148            "varchar",
1149            "varcharacter",
1150            "varying",
1151            "virtual",
1152            "when",
1153            "where",
1154            "while",
1155            "window",
1156            "with",
1157            "write",
1158            "xor",
1159            "year_month",
1160            "zerofill",
1161        }
1162
1163        def computedcolumnconstraint_sql(self, expression: exp.ComputedColumnConstraint) -> str:
1164            persisted = "STORED" if expression.args.get("persisted") else "VIRTUAL"
1165            return f"GENERATED ALWAYS AS ({self.sql(expression.this.unnest())}) {persisted}"
1166
1167        def array_sql(self, expression: exp.Array) -> str:
1168            self.unsupported("Arrays are not supported by MySQL")
1169            return self.function_fallback_sql(expression)
1170
1171        def arraycontainsall_sql(self, expression: exp.ArrayContainsAll) -> str:
1172            self.unsupported("Array operations are not supported by MySQL")
1173            return self.function_fallback_sql(expression)
1174
1175        def dpipe_sql(self, expression: exp.DPipe) -> str:
1176            return self.func("CONCAT", *expression.flatten())
1177
1178        def extract_sql(self, expression: exp.Extract) -> str:
1179            unit = expression.name
1180            if unit and unit.lower() == "epoch":
1181                return self.func("UNIX_TIMESTAMP", expression.expression)
1182
1183            return super().extract_sql(expression)
1184
1185        def datatype_sql(self, expression: exp.DataType) -> str:
1186            if (
1187                self.VARCHAR_REQUIRES_SIZE
1188                and expression.is_type(exp.DataType.Type.VARCHAR)
1189                and not expression.expressions
1190            ):
1191                # `VARCHAR` must always have a size - if it doesn't, we always generate `TEXT`
1192                return "TEXT"
1193
1194            # https://dev.mysql.com/doc/refman/8.0/en/numeric-type-syntax.html
1195            result = super().datatype_sql(expression)
1196            if expression.this in self.UNSIGNED_TYPE_MAPPING:
1197                result = f"{result} UNSIGNED"
1198
1199            return result
1200
1201        def jsonarraycontains_sql(self, expression: exp.JSONArrayContains) -> str:
1202            return f"{self.sql(expression, 'this')} MEMBER OF({self.sql(expression, 'expression')})"
1203
1204        def cast_sql(self, expression: exp.Cast, safe_prefix: t.Optional[str] = None) -> str:
1205            if expression.to.this in self.TIMESTAMP_FUNC_TYPES:
1206                return self.func("TIMESTAMP", expression.this)
1207
1208            to = self.CAST_MAPPING.get(expression.to.this)
1209
1210            if to:
1211                expression.to.set("this", to)
1212            return super().cast_sql(expression)
1213
1214        def show_sql(self, expression: exp.Show) -> str:
1215            this = f" {expression.name}"
1216            full = " FULL" if expression.args.get("full") else ""
1217            global_ = " GLOBAL" if expression.args.get("global") else ""
1218
1219            target = self.sql(expression, "target")
1220            target = f" {target}" if target else ""
1221            if expression.name in ("COLUMNS", "INDEX"):
1222                target = f" FROM{target}"
1223            elif expression.name == "GRANTS":
1224                target = f" FOR{target}"
1225            elif expression.name in ("LINKS", "PARTITIONS"):
1226                target = f" ON{target}" if target else ""
1227            elif expression.name == "PROJECTIONS":
1228                target = f" ON TABLE{target}" if target else ""
1229
1230            db = self._prefixed_sql("FROM", expression, "db")
1231
1232            like = self._prefixed_sql("LIKE", expression, "like")
1233            where = self.sql(expression, "where")
1234
1235            types = self.expressions(expression, key="types")
1236            types = f" {types}" if types else types
1237            query = self._prefixed_sql("FOR QUERY", expression, "query")
1238
1239            if expression.name == "PROFILE":
1240                offset = self._prefixed_sql("OFFSET", expression, "offset")
1241                limit = self._prefixed_sql("LIMIT", expression, "limit")
1242            else:
1243                offset = ""
1244                limit = self._oldstyle_limit_sql(expression)
1245
1246            log = self._prefixed_sql("IN", expression, "log")
1247            position = self._prefixed_sql("FROM", expression, "position")
1248
1249            channel = self._prefixed_sql("FOR CHANNEL", expression, "channel")
1250
1251            if expression.name == "ENGINE":
1252                mutex_or_status = " MUTEX" if expression.args.get("mutex") else " STATUS"
1253            else:
1254                mutex_or_status = ""
1255
1256            for_table = self._prefixed_sql("FOR TABLE", expression, "for_table")
1257            for_group = self._prefixed_sql("FOR GROUP", expression, "for_group")
1258            for_user = self._prefixed_sql("FOR USER", expression, "for_user")
1259            for_role = self._prefixed_sql("FOR ROLE", expression, "for_role")
1260            into_outfile = self._prefixed_sql("INTO OUTFILE", expression, "into_outfile")
1261            json = " JSON" if expression.args.get("json") else ""
1262
1263            return f"SHOW{full}{global_}{this}{json}{target}{for_table}{types}{db}{query}{log}{position}{channel}{mutex_or_status}{like}{where}{offset}{limit}{for_group}{for_user}{for_role}{into_outfile}"
1264
1265        def altercolumn_sql(self, expression: exp.AlterColumn) -> str:
1266            dtype = self.sql(expression, "dtype")
1267            if not dtype:
1268                return super().altercolumn_sql(expression)
1269
1270            this = self.sql(expression, "this")
1271            return f"MODIFY COLUMN {this} {dtype}"
1272
1273        def _prefixed_sql(self, prefix: str, expression: exp.Expression, arg: str) -> str:
1274            sql = self.sql(expression, arg)
1275            return f" {prefix} {sql}" if sql else ""
1276
1277        def _oldstyle_limit_sql(self, expression: exp.Show) -> str:
1278            limit = self.sql(expression, "limit")
1279            offset = self.sql(expression, "offset")
1280            if limit:
1281                limit_offset = f"{offset}, {limit}" if offset else limit
1282                return f" LIMIT {limit_offset}"
1283            return ""
1284
1285        def chr_sql(self, expression: exp.Chr) -> str:
1286            this = self.expressions(sqls=[expression.this] + expression.expressions)
1287            charset = expression.args.get("charset")
1288            using = f" USING {self.sql(charset)}" if charset else ""
1289            return f"CHAR({this}{using})"
1290
1291        def timestamptrunc_sql(self, expression: exp.TimestampTrunc) -> str:
1292            unit = expression.args.get("unit")
1293
1294            # Pick an old-enough date to avoid negative timestamp diffs
1295            start_ts = "'0000-01-01 00:00:00'"
1296
1297            # Source: https://stackoverflow.com/a/32955740
1298            timestamp_diff = build_date_delta(exp.TimestampDiff)([unit, start_ts, expression.this])
1299            interval = exp.Interval(this=timestamp_diff, unit=unit)
1300            dateadd = build_date_delta_with_interval(exp.DateAdd)([start_ts, interval])
1301
1302            return self.sql(dateadd)
1303
1304        def converttimezone_sql(self, expression: exp.ConvertTimezone) -> str:
1305            from_tz = expression.args.get("source_tz")
1306            to_tz = expression.args.get("target_tz")
1307            dt = expression.args.get("timestamp")
1308
1309            return self.func("CONVERT_TZ", dt, from_tz, to_tz)
1310
1311        def attimezone_sql(self, expression: exp.AtTimeZone) -> str:
1312            self.unsupported("AT TIME ZONE is not supported by MySQL")
1313            return self.sql(expression.this)
1314
1315        def isascii_sql(self, expression: exp.IsAscii) -> str:
1316            return f"REGEXP_LIKE({self.sql(expression.this)}, '^[[:ascii:]]*$')"
1317
1318        @unsupported_args("this")
1319        def currentschema_sql(self, expression: exp.CurrentSchema) -> str:
1320            return self.func("SCHEMA")

Generator converts a given syntax tree to the corresponding SQL string.

Arguments:
  • pretty: Whether to format the produced SQL string. Default: False.
  • identify: Determines when an identifier should be quoted. Possible values are: False (default): Never quote, except in cases where it's mandatory by the dialect. True or 'always': Always quote. 'safe': Only quote identifiers that are case insensitive.
  • normalize: Whether to normalize identifiers to lowercase. Default: False.
  • pad: The pad size in a formatted string. For example, this affects the indentation of a projection in a query, relative to its nesting level. Default: 2.
  • indent: The indentation size in a formatted string. For example, this affects the indentation of subqueries and filters under a WHERE clause. Default: 2.
  • normalize_functions: How to normalize function names. Possible values are: "upper" or True (default): Convert names to uppercase. "lower": Convert names to lowercase. False: Disables function name normalization.
  • unsupported_level: Determines the generator's behavior when it encounters unsupported expressions. Default ErrorLevel.WARN.
  • max_unsupported: Maximum number of unsupported messages to include in a raised UnsupportedError. This is only relevant if unsupported_level is ErrorLevel.RAISE. Default: 3
  • leading_comma: Whether the comma is leading or trailing in select expressions. This is only relevant when generating in pretty mode. Default: False
  • max_text_width: The max number of characters in a segment before creating new lines in pretty mode. The default is on the smaller end because the length only represents a segment and not the true line length. Default: 80
  • comments: Whether to preserve comments in the output SQL code. Default: True
INTERVAL_ALLOWS_PLURAL_FORM = False
LOCKING_READS_SUPPORTED = True
NULL_ORDERING_SUPPORTED: Optional[bool] = None
JOIN_HINTS = False
TABLE_HINTS = True
DUPLICATE_KEY_UPDATE_WITH_SET = False
QUERY_HINT_SEP = ' '
VALUES_AS_TABLE = False
NVL2_SUPPORTED = False
LAST_DAY_SUPPORTS_DATE_PART = False
JSON_TYPE_REQUIRED_FOR_EXTRACTION = True
JSON_PATH_BRACKETED_KEY_SUPPORTED = False
JSON_KEY_VALUE_PAIR_SEP = ','
SUPPORTS_TO_NUMBER = False
PARSE_JSON_NAME: Optional[str] = None
PAD_FILL_PATTERN_IS_REQUIRED = True
WRAP_DERIVED_VALUES = False
VARCHAR_REQUIRES_SIZE = True
SUPPORTS_MEDIAN = False
TRANSFORMS = {<class 'sqlglot.expressions.JSONPathFilter'>: <function <lambda>>, <class 'sqlglot.expressions.JSONPathKey'>: <function <lambda>>, <class 'sqlglot.expressions.JSONPathRecursive'>: <function <lambda>>, <class 'sqlglot.expressions.JSONPathRoot'>: <function <lambda>>, <class 'sqlglot.expressions.JSONPathScript'>: <function <lambda>>, <class 'sqlglot.expressions.JSONPathSelector'>: <function <lambda>>, <class 'sqlglot.expressions.JSONPathSlice'>: <function <lambda>>, <class 'sqlglot.expressions.JSONPathSubscript'>: <function <lambda>>, <class 'sqlglot.expressions.JSONPathUnion'>: <function <lambda>>, <class 'sqlglot.expressions.JSONPathWildcard'>: <function <lambda>>, <class 'sqlglot.expressions.AllowedValuesProperty'>: <function Generator.<lambda>>, <class 'sqlglot.expressions.AnalyzeColumns'>: <function Generator.<lambda>>, <class 'sqlglot.expressions.AnalyzeWith'>: <function Generator.<lambda>>, <class 'sqlglot.expressions.ArrayContainsAll'>: <function Generator.<lambda>>, <class 'sqlglot.expressions.ArrayOverlaps'>: <function Generator.<lambda>>, <class 'sqlglot.expressions.AutoRefreshProperty'>: <function Generator.<lambda>>, <class 'sqlglot.expressions.BackupProperty'>: <function Generator.<lambda>>, <class 'sqlglot.expressions.CaseSpecificColumnConstraint'>: <function Generator.<lambda>>, <class 'sqlglot.expressions.Ceil'>: <function Generator.<lambda>>, <class 'sqlglot.expressions.CharacterSetColumnConstraint'>: <function Generator.<lambda>>, <class 'sqlglot.expressions.CharacterSetProperty'>: <function Generator.<lambda>>, <class 'sqlglot.expressions.ClusteredColumnConstraint'>: <function Generator.<lambda>>, <class 'sqlglot.expressions.CollateColumnConstraint'>: <function Generator.<lambda>>, <class 'sqlglot.expressions.CommentColumnConstraint'>: <function Generator.<lambda>>, <class 'sqlglot.expressions.ConnectByRoot'>: <function Generator.<lambda>>, <class 'sqlglot.expressions.ConvertToCharset'>: <function Generator.<lambda>>, <class 'sqlglot.expressions.CopyGrantsProperty'>: <function Generator.<lambda>>, <class 'sqlglot.expressions.CredentialsProperty'>: <function Generator.<lambda>>, <class 'sqlglot.expressions.DateFormatColumnConstraint'>: <function Generator.<lambda>>, <class 'sqlglot.expressions.DefaultColumnConstraint'>: <function Generator.<lambda>>, <class 'sqlglot.expressions.DynamicProperty'>: <function Generator.<lambda>>, <class 'sqlglot.expressions.EmptyProperty'>: <function Generator.<lambda>>, <class 'sqlglot.expressions.EncodeColumnConstraint'>: <function Generator.<lambda>>, <class 'sqlglot.expressions.EnviromentProperty'>: <function Generator.<lambda>>, <class 'sqlglot.expressions.EphemeralColumnConstraint'>: <function Generator.<lambda>>, <class 'sqlglot.expressions.ExcludeColumnConstraint'>: <function Generator.<lambda>>, <class 'sqlglot.expressions.ExecuteAsProperty'>: <function Generator.<lambda>>, <class 'sqlglot.expressions.Except'>: <function Generator.<lambda>>, <class 'sqlglot.expressions.ExternalProperty'>: <function Generator.<lambda>>, <class 'sqlglot.expressions.Floor'>: <function Generator.<lambda>>, <class 'sqlglot.expressions.Get'>: <function Generator.<lambda>>, <class 'sqlglot.expressions.GlobalProperty'>: <function Generator.<lambda>>, <class 'sqlglot.expressions.HeapProperty'>: <function Generator.<lambda>>, <class 'sqlglot.expressions.IcebergProperty'>: <function Generator.<lambda>>, <class 'sqlglot.expressions.InheritsProperty'>: <function Generator.<lambda>>, <class 'sqlglot.expressions.InlineLengthColumnConstraint'>: <function Generator.<lambda>>, <class 'sqlglot.expressions.InputModelProperty'>: <function Generator.<lambda>>, <class 'sqlglot.expressions.Intersect'>: <function Generator.<lambda>>, <class 'sqlglot.expressions.IntervalSpan'>: <function Generator.<lambda>>, <class 'sqlglot.expressions.Int64'>: <function Generator.<lambda>>, <class 'sqlglot.expressions.JSONBContainsAnyTopKeys'>: <function Generator.<lambda>>, <class 'sqlglot.expressions.JSONBContainsAllTopKeys'>: <function Generator.<lambda>>, <class 'sqlglot.expressions.JSONBDeleteAtPath'>: <function Generator.<lambda>>, <class 'sqlglot.expressions.LanguageProperty'>: <function Generator.<lambda>>, <class 'sqlglot.expressions.LocationProperty'>: <function Generator.<lambda>>, <class 'sqlglot.expressions.LogProperty'>: <function Generator.<lambda>>, <class 'sqlglot.expressions.MaterializedProperty'>: <function Generator.<lambda>>, <class 'sqlglot.expressions.NonClusteredColumnConstraint'>: <function Generator.<lambda>>, <class 'sqlglot.expressions.NoPrimaryIndexProperty'>: <function Generator.<lambda>>, <class 'sqlglot.expressions.NotForReplicationColumnConstraint'>: <function Generator.<lambda>>, <class 'sqlglot.expressions.OnCommitProperty'>: <function Generator.<lambda>>, <class 'sqlglot.expressions.OnProperty'>: <function Generator.<lambda>>, <class 'sqlglot.expressions.OnUpdateColumnConstraint'>: <function Generator.<lambda>>, <class 'sqlglot.expressions.Operator'>: <function Generator.<lambda>>, <class 'sqlglot.expressions.OutputModelProperty'>: <function Generator.<lambda>>, <class 'sqlglot.expressions.PathColumnConstraint'>: <function Generator.<lambda>>, <class 'sqlglot.expressions.PartitionedByBucket'>: <function Generator.<lambda>>, <class 'sqlglot.expressions.PartitionByTruncate'>: <function Generator.<lambda>>, <class 'sqlglot.expressions.PivotAny'>: <function Generator.<lambda>>, <class 'sqlglot.expressions.PositionalColumn'>: <function Generator.<lambda>>, <class 'sqlglot.expressions.ProjectionPolicyColumnConstraint'>: <function Generator.<lambda>>, <class 'sqlglot.expressions.Put'>: <function Generator.<lambda>>, <class 'sqlglot.expressions.RemoteWithConnectionModelProperty'>: <function Generator.<lambda>>, <class 'sqlglot.expressions.ReturnsProperty'>: <function Generator.<lambda>>, <class 'sqlglot.expressions.SampleProperty'>: <function Generator.<lambda>>, <class 'sqlglot.expressions.SecureProperty'>: <function Generator.<lambda>>, <class 'sqlglot.expressions.SecurityProperty'>: <function Generator.<lambda>>, <class 'sqlglot.expressions.SetConfigProperty'>: <function Generator.<lambda>>, <class 'sqlglot.expressions.SetProperty'>: <function Generator.<lambda>>, <class 'sqlglot.expressions.SettingsProperty'>: <function Generator.<lambda>>, <class 'sqlglot.expressions.SharingProperty'>: <function Generator.<lambda>>, <class 'sqlglot.expressions.SqlReadWriteProperty'>: <function Generator.<lambda>>, <class 'sqlglot.expressions.SqlSecurityProperty'>: <function Generator.<lambda>>, <class 'sqlglot.expressions.StabilityProperty'>: <function Generator.<lambda>>, <class 'sqlglot.expressions.Stream'>: <function Generator.<lambda>>, <class 'sqlglot.expressions.StreamingTableProperty'>: <function Generator.<lambda>>, <class 'sqlglot.expressions.StrictProperty'>: <function Generator.<lambda>>, <class 'sqlglot.expressions.SwapTable'>: <function Generator.<lambda>>, <class 'sqlglot.expressions.TableColumn'>: <function Generator.<lambda>>, <class 'sqlglot.expressions.Tags'>: <function Generator.<lambda>>, <class 'sqlglot.expressions.TemporaryProperty'>: <function Generator.<lambda>>, <class 'sqlglot.expressions.TitleColumnConstraint'>: <function Generator.<lambda>>, <class 'sqlglot.expressions.ToMap'>: <function Generator.<lambda>>, <class 'sqlglot.expressions.ToTableProperty'>: <function Generator.<lambda>>, <class 'sqlglot.expressions.TransformModelProperty'>: <function Generator.<lambda>>, <class 'sqlglot.expressions.TransientProperty'>: <function Generator.<lambda>>, <class 'sqlglot.expressions.Union'>: <function Generator.<lambda>>, <class 'sqlglot.expressions.UnloggedProperty'>: <function Generator.<lambda>>, <class 'sqlglot.expressions.UsingTemplateProperty'>: <function Generator.<lambda>>, <class 'sqlglot.expressions.UsingData'>: <function Generator.<lambda>>, <class 'sqlglot.expressions.Uuid'>: <function Generator.<lambda>>, <class 'sqlglot.expressions.UppercaseColumnConstraint'>: <function Generator.<lambda>>, <class 'sqlglot.expressions.UtcDate'>: <function Generator.<lambda>>, <class 'sqlglot.expressions.UtcTime'>: <function rename_func.<locals>.<lambda>>, <class 'sqlglot.expressions.UtcTimestamp'>: <function rename_func.<locals>.<lambda>>, <class 'sqlglot.expressions.VarMap'>: <function Generator.<lambda>>, <class 'sqlglot.expressions.ViewAttributeProperty'>: <function Generator.<lambda>>, <class 'sqlglot.expressions.VolatileProperty'>: <function Generator.<lambda>>, <class 'sqlglot.expressions.WeekStart'>: <function Generator.<lambda>>, <class 'sqlglot.expressions.WithJournalTableProperty'>: <function Generator.<lambda>>, <class 'sqlglot.expressions.WithProcedureOptions'>: <function Generator.<lambda>>, <class 'sqlglot.expressions.WithSchemaBindingProperty'>: <function Generator.<lambda>>, <class 'sqlglot.expressions.WithOperator'>: <function Generator.<lambda>>, <class 'sqlglot.expressions.ForceProperty'>: <function Generator.<lambda>>, <class 'sqlglot.expressions.ArrayAgg'>: <function rename_func.<locals>.<lambda>>, <class 'sqlglot.expressions.BitwiseAndAgg'>: <function rename_func.<locals>.<lambda>>, <class 'sqlglot.expressions.BitwiseOrAgg'>: <function rename_func.<locals>.<lambda>>, <class 'sqlglot.expressions.BitwiseXorAgg'>: <function rename_func.<locals>.<lambda>>, <class 'sqlglot.expressions.BitwiseCountAgg'>: <function rename_func.<locals>.<lambda>>, <class 'sqlglot.expressions.CurrentDate'>: <function no_paren_current_date_sql>, <class 'sqlglot.expressions.DateDiff'>: <function _remove_ts_or_ds_to_date.<locals>.func>, <class 'sqlglot.expressions.DateAdd'>: <function _remove_ts_or_ds_to_date.<locals>.func>, <class 'sqlglot.expressions.DateStrToDate'>: <function datestrtodate_sql>, <class 'sqlglot.expressions.DateSub'>: <function _remove_ts_or_ds_to_date.<locals>.func>, <class 'sqlglot.expressions.DateTrunc'>: <function _date_trunc_sql>, <class 'sqlglot.expressions.Day'>: <function _remove_ts_or_ds_to_date.<locals>.func>, <class 'sqlglot.expressions.DayOfMonth'>: <function _remove_ts_or_ds_to_date.<locals>.func>, <class 'sqlglot.expressions.DayOfWeek'>: <function _remove_ts_or_ds_to_date.<locals>.func>, <class 'sqlglot.expressions.DayOfYear'>: <function _remove_ts_or_ds_to_date.<locals>.func>, <class 'sqlglot.expressions.GroupConcat'>: <function MySQL.Generator.<lambda>>, <class 'sqlglot.expressions.ILike'>: <function no_ilike_sql>, <class 'sqlglot.expressions.JSONExtractScalar'>: <function arrow_json_extract_sql>, <class 'sqlglot.expressions.Length'>: <function length_or_char_length_sql>, <class 'sqlglot.expressions.LogicalOr'>: <function rename_func.<locals>.<lambda>>, <class 'sqlglot.expressions.LogicalAnd'>: <function rename_func.<locals>.<lambda>>, <class 'sqlglot.expressions.Max'>: <function max_or_greatest>, <class 'sqlglot.expressions.Min'>: <function min_or_least>, <class 'sqlglot.expressions.Month'>: <function _remove_ts_or_ds_to_date.<locals>.func>, <class 'sqlglot.expressions.NullSafeEQ'>: <function MySQL.Generator.<lambda>>, <class 'sqlglot.expressions.NullSafeNEQ'>: <function MySQL.Generator.<lambda>>, <class 'sqlglot.expressions.NumberToStr'>: <function rename_func.<locals>.<lambda>>, <class 'sqlglot.expressions.Pivot'>: <function no_pivot_sql>, <class 'sqlglot.expressions.Select'>: <function preprocess.<locals>._to_sql>, <class 'sqlglot.expressions.StrPosition'>: <function MySQL.Generator.<lambda>>, <class 'sqlglot.expressions.StrToDate'>: <function _str_to_date_sql>, <class 'sqlglot.expressions.StrToTime'>: <function _str_to_date_sql>, <class 'sqlglot.expressions.Stuff'>: <function rename_func.<locals>.<lambda>>, <class 'sqlglot.expressions.TableSample'>: <function no_tablesample_sql>, <class 'sqlglot.expressions.TimeFromParts'>: <function rename_func.<locals>.<lambda>>, <class 'sqlglot.expressions.TimestampAdd'>: <function date_add_interval_sql.<locals>.func>, <class 'sqlglot.expressions.TimestampDiff'>: <function MySQL.Generator.<lambda>>, <class 'sqlglot.expressions.TimestampSub'>: <function date_add_interval_sql.<locals>.func>, <class 'sqlglot.expressions.TimeStrToUnix'>: <function rename_func.<locals>.<lambda>>, <class 'sqlglot.expressions.TimeStrToTime'>: <function MySQL.Generator.<lambda>>, <class 'sqlglot.expressions.TimeToStr'>: <function _remove_ts_or_ds_to_date.<locals>.func>, <class 'sqlglot.expressions.Trim'>: <function trim_sql>, <class 'sqlglot.expressions.TryCast'>: <function no_trycast_sql>, <class 'sqlglot.expressions.TsOrDsAdd'>: <function date_add_sql.<locals>.func>, <class 'sqlglot.expressions.TsOrDsDiff'>: <function MySQL.Generator.<lambda>>, <class 'sqlglot.expressions.TsOrDsToDate'>: <function _ts_or_ds_to_date_sql>, <class 'sqlglot.expressions.Unicode'>: <function MySQL.Generator.<lambda>>, <class 'sqlglot.expressions.UnixToTime'>: <function _unix_to_time_sql>, <class 'sqlglot.expressions.Week'>: <function _remove_ts_or_ds_to_date.<locals>.func>, <class 'sqlglot.expressions.WeekOfYear'>: <function _remove_ts_or_ds_to_date.<locals>.func>, <class 'sqlglot.expressions.Year'>: <function _remove_ts_or_ds_to_date.<locals>.func>}
UNSIGNED_TYPE_MAPPING = {<Type.UBIGINT: 'UBIGINT'>: 'BIGINT', <Type.UINT: 'UINT'>: 'INT', <Type.UMEDIUMINT: 'UMEDIUMINT'>: 'MEDIUMINT', <Type.USMALLINT: 'USMALLINT'>: 'SMALLINT', <Type.UTINYINT: 'UTINYINT'>: 'TINYINT', <Type.UDECIMAL: 'UDECIMAL'>: 'DECIMAL', <Type.UDOUBLE: 'UDOUBLE'>: 'DOUBLE'}
TIMESTAMP_TYPE_MAPPING = {<Type.DATETIME2: 'DATETIME2'>: 'DATETIME', <Type.SMALLDATETIME: 'SMALLDATETIME'>: 'DATETIME', <Type.TIMESTAMP: 'TIMESTAMP'>: 'DATETIME', <Type.TIMESTAMPNTZ: 'TIMESTAMPNTZ'>: 'DATETIME', <Type.TIMESTAMPTZ: 'TIMESTAMPTZ'>: 'TIMESTAMP', <Type.TIMESTAMPLTZ: 'TIMESTAMPLTZ'>: 'TIMESTAMP'}
TYPE_MAPPING = {<Type.DATETIME2: 'DATETIME2'>: 'DATETIME', <Type.NCHAR: 'NCHAR'>: 'CHAR', <Type.NVARCHAR: 'NVARCHAR'>: 'VARCHAR', <Type.INET: 'INET'>: 'INET', <Type.ROWVERSION: 'ROWVERSION'>: 'VARBINARY', <Type.SMALLDATETIME: 'SMALLDATETIME'>: 'DATETIME', <Type.UBIGINT: 'UBIGINT'>: 'BIGINT', <Type.UINT: 'UINT'>: 'INT', <Type.UMEDIUMINT: 'UMEDIUMINT'>: 'MEDIUMINT', <Type.USMALLINT: 'USMALLINT'>: 'SMALLINT', <Type.UTINYINT: 'UTINYINT'>: 'TINYINT', <Type.UDECIMAL: 'UDECIMAL'>: 'DECIMAL', <Type.UDOUBLE: 'UDOUBLE'>: 'DOUBLE', <Type.TIMESTAMP: 'TIMESTAMP'>: 'DATETIME', <Type.TIMESTAMPNTZ: 'TIMESTAMPNTZ'>: 'DATETIME', <Type.TIMESTAMPTZ: 'TIMESTAMPTZ'>: 'TIMESTAMP', <Type.TIMESTAMPLTZ: 'TIMESTAMPLTZ'>: 'TIMESTAMP'}
PROPERTIES_LOCATION = {<class 'sqlglot.expressions.AllowedValuesProperty'>: <Location.POST_SCHEMA: 'POST_SCHEMA'>, <class 'sqlglot.expressions.AlgorithmProperty'>: <Location.POST_CREATE: 'POST_CREATE'>, <class 'sqlglot.expressions.AutoIncrementProperty'>: <Location.POST_SCHEMA: 'POST_SCHEMA'>, <class 'sqlglot.expressions.AutoRefreshProperty'>: <Location.POST_SCHEMA: 'POST_SCHEMA'>, <class 'sqlglot.expressions.BackupProperty'>: <Location.POST_SCHEMA: 'POST_SCHEMA'>, <class 'sqlglot.expressions.BlockCompressionProperty'>: <Location.POST_NAME: 'POST_NAME'>, <class 'sqlglot.expressions.CharacterSetProperty'>: <Location.POST_SCHEMA: 'POST_SCHEMA'>, <class 'sqlglot.expressions.ChecksumProperty'>: <Location.POST_NAME: 'POST_NAME'>, <class 'sqlglot.expressions.CollateProperty'>: <Location.POST_SCHEMA: 'POST_SCHEMA'>, <class 'sqlglot.expressions.CopyGrantsProperty'>: <Location.POST_SCHEMA: 'POST_SCHEMA'>, <class 'sqlglot.expressions.Cluster'>: <Location.POST_SCHEMA: 'POST_SCHEMA'>, <class 'sqlglot.expressions.ClusteredByProperty'>: <Location.POST_SCHEMA: 'POST_SCHEMA'>, <class 'sqlglot.expressions.DistributedByProperty'>: <Location.POST_SCHEMA: 'POST_SCHEMA'>, <class 'sqlglot.expressions.DuplicateKeyProperty'>: <Location.POST_SCHEMA: 'POST_SCHEMA'>, <class 'sqlglot.expressions.DataBlocksizeProperty'>: <Location.POST_NAME: 'POST_NAME'>, <class 'sqlglot.expressions.DataDeletionProperty'>: <Location.POST_SCHEMA: 'POST_SCHEMA'>, <class 'sqlglot.expressions.DefinerProperty'>: <Location.POST_CREATE: 'POST_CREATE'>, <class 'sqlglot.expressions.DictRange'>: <Location.POST_SCHEMA: 'POST_SCHEMA'>, <class 'sqlglot.expressions.DictProperty'>: <Location.POST_SCHEMA: 'POST_SCHEMA'>, <class 'sqlglot.expressions.DynamicProperty'>: <Location.POST_CREATE: 'POST_CREATE'>, <class 'sqlglot.expressions.DistKeyProperty'>: <Location.POST_SCHEMA: 'POST_SCHEMA'>, <class 'sqlglot.expressions.DistStyleProperty'>: <Location.POST_SCHEMA: 'POST_SCHEMA'>, <class 'sqlglot.expressions.EmptyProperty'>: <Location.POST_SCHEMA: 'POST_SCHEMA'>, <class 'sqlglot.expressions.EncodeProperty'>: <Location.POST_EXPRESSION: 'POST_EXPRESSION'>, <class 'sqlglot.expressions.EngineProperty'>: <Location.POST_SCHEMA: 'POST_SCHEMA'>, <class 'sqlglot.expressions.EnviromentProperty'>: <Location.POST_SCHEMA: 'POST_SCHEMA'>, <class 'sqlglot.expressions.ExecuteAsProperty'>: <Location.POST_SCHEMA: 'POST_SCHEMA'>, <class 'sqlglot.expressions.ExternalProperty'>: <Location.POST_CREATE: 'POST_CREATE'>, <class 'sqlglot.expressions.FallbackProperty'>: <Location.POST_NAME: 'POST_NAME'>, <class 'sqlglot.expressions.FileFormatProperty'>: <Location.POST_WITH: 'POST_WITH'>, <class 'sqlglot.expressions.FreespaceProperty'>: <Location.POST_NAME: 'POST_NAME'>, <class 'sqlglot.expressions.GlobalProperty'>: <Location.POST_CREATE: 'POST_CREATE'>, <class 'sqlglot.expressions.HeapProperty'>: <Location.POST_WITH: 'POST_WITH'>, <class 'sqlglot.expressions.InheritsProperty'>: <Location.POST_SCHEMA: 'POST_SCHEMA'>, <class 'sqlglot.expressions.IcebergProperty'>: <Location.POST_CREATE: 'POST_CREATE'>, <class 'sqlglot.expressions.IncludeProperty'>: <Location.POST_SCHEMA: 'POST_SCHEMA'>, <class 'sqlglot.expressions.InputModelProperty'>: <Location.POST_SCHEMA: 'POST_SCHEMA'>, <class 'sqlglot.expressions.IsolatedLoadingProperty'>: <Location.POST_NAME: 'POST_NAME'>, <class 'sqlglot.expressions.JournalProperty'>: <Location.POST_NAME: 'POST_NAME'>, <class 'sqlglot.expressions.LanguageProperty'>: <Location.POST_SCHEMA: 'POST_SCHEMA'>, <class 'sqlglot.expressions.LikeProperty'>: <Location.POST_SCHEMA: 'POST_SCHEMA'>, <class 'sqlglot.expressions.LocationProperty'>: <Location.POST_SCHEMA: 'POST_SCHEMA'>, <class 'sqlglot.expressions.LockProperty'>: <Location.POST_SCHEMA: 'POST_SCHEMA'>, <class 'sqlglot.expressions.LockingProperty'>: <Location.POST_ALIAS: 'POST_ALIAS'>, <class 'sqlglot.expressions.LogProperty'>: <Location.POST_NAME: 'POST_NAME'>, <class 'sqlglot.expressions.MaterializedProperty'>: <Location.POST_CREATE: 'POST_CREATE'>, <class 'sqlglot.expressions.MergeBlockRatioProperty'>: <Location.POST_NAME: 'POST_NAME'>, <class 'sqlglot.expressions.NoPrimaryIndexProperty'>: <Location.POST_EXPRESSION: 'POST_EXPRESSION'>, <class 'sqlglot.expressions.OnProperty'>: <Location.POST_SCHEMA: 'POST_SCHEMA'>, <class 'sqlglot.expressions.OnCommitProperty'>: <Location.POST_EXPRESSION: 'POST_EXPRESSION'>, <class 'sqlglot.expressions.Order'>: <Location.POST_SCHEMA: 'POST_SCHEMA'>, <class 'sqlglot.expressions.OutputModelProperty'>: <Location.POST_SCHEMA: 'POST_SCHEMA'>, <class 'sqlglot.expressions.PartitionedByProperty'>: <Location.POST_WITH: 'POST_WITH'>, <class 'sqlglot.expressions.PartitionedOfProperty'>: <Location.POST_SCHEMA: 'POST_SCHEMA'>, <class 'sqlglot.expressions.PrimaryKey'>: <Location.POST_SCHEMA: 'POST_SCHEMA'>, <class 'sqlglot.expressions.Property'>: <Location.POST_WITH: 'POST_WITH'>, <class 'sqlglot.expressions.RemoteWithConnectionModelProperty'>: <Location.POST_SCHEMA: 'POST_SCHEMA'>, <class 'sqlglot.expressions.ReturnsProperty'>: <Location.POST_SCHEMA: 'POST_SCHEMA'>, <class 'sqlglot.expressions.RowFormatProperty'>: <Location.POST_SCHEMA: 'POST_SCHEMA'>, <class 'sqlglot.expressions.RowFormatDelimitedProperty'>: <Location.POST_SCHEMA: 'POST_SCHEMA'>, <class 'sqlglot.expressions.RowFormatSerdeProperty'>: <Location.POST_SCHEMA: 'POST_SCHEMA'>, <class 'sqlglot.expressions.SampleProperty'>: <Location.POST_SCHEMA: 'POST_SCHEMA'>, <class 'sqlglot.expressions.SchemaCommentProperty'>: <Location.POST_SCHEMA: 'POST_SCHEMA'>, <class 'sqlglot.expressions.SecureProperty'>: <Location.POST_CREATE: 'POST_CREATE'>, <class 'sqlglot.expressions.SecurityProperty'>: <Location.POST_SCHEMA: 'POST_SCHEMA'>, <class 'sqlglot.expressions.SerdeProperties'>: <Location.POST_SCHEMA: 'POST_SCHEMA'>, <class 'sqlglot.expressions.Set'>: <Location.POST_SCHEMA: 'POST_SCHEMA'>, <class 'sqlglot.expressions.SettingsProperty'>: <Location.POST_SCHEMA: 'POST_SCHEMA'>, <class 'sqlglot.expressions.SetProperty'>: <Location.POST_CREATE: 'POST_CREATE'>, <class 'sqlglot.expressions.SetConfigProperty'>: <Location.POST_SCHEMA: 'POST_SCHEMA'>, <class 'sqlglot.expressions.SharingProperty'>: <Location.POST_EXPRESSION: 'POST_EXPRESSION'>, <class 'sqlglot.expressions.SequenceProperties'>: <Location.POST_EXPRESSION: 'POST_EXPRESSION'>, <class 'sqlglot.expressions.SortKeyProperty'>: <Location.POST_SCHEMA: 'POST_SCHEMA'>, <class 'sqlglot.expressions.SqlReadWriteProperty'>: <Location.POST_SCHEMA: 'POST_SCHEMA'>, <class 'sqlglot.expressions.SqlSecurityProperty'>: <Location.POST_CREATE: 'POST_CREATE'>, <class 'sqlglot.expressions.StabilityProperty'>: <Location.POST_SCHEMA: 'POST_SCHEMA'>, <class 'sqlglot.expressions.StorageHandlerProperty'>: <Location.POST_SCHEMA: 'POST_SCHEMA'>, <class 'sqlglot.expressions.StreamingTableProperty'>: <Location.POST_CREATE: 'POST_CREATE'>, <class 'sqlglot.expressions.StrictProperty'>: <Location.POST_SCHEMA: 'POST_SCHEMA'>, <class 'sqlglot.expressions.Tags'>: <Location.POST_WITH: 'POST_WITH'>, <class 'sqlglot.expressions.TemporaryProperty'>: <Location.POST_CREATE: 'POST_CREATE'>, <class 'sqlglot.expressions.ToTableProperty'>: <Location.POST_SCHEMA: 'POST_SCHEMA'>, <class 'sqlglot.expressions.TransientProperty'>: <Location.UNSUPPORTED: 'UNSUPPORTED'>, <class 'sqlglot.expressions.TransformModelProperty'>: <Location.POST_SCHEMA: 'POST_SCHEMA'>, <class 'sqlglot.expressions.MergeTreeTTL'>: <Location.POST_SCHEMA: 'POST_SCHEMA'>, <class 'sqlglot.expressions.UnloggedProperty'>: <Location.POST_CREATE: 'POST_CREATE'>, <class 'sqlglot.expressions.UsingTemplateProperty'>: <Location.POST_SCHEMA: 'POST_SCHEMA'>, <class 'sqlglot.expressions.ViewAttributeProperty'>: <Location.POST_SCHEMA: 'POST_SCHEMA'>, <class 'sqlglot.expressions.VolatileProperty'>: <Location.UNSUPPORTED: 'UNSUPPORTED'>, <class 'sqlglot.expressions.WithDataProperty'>: <Location.POST_EXPRESSION: 'POST_EXPRESSION'>, <class 'sqlglot.expressions.WithJournalTableProperty'>: <Location.POST_NAME: 'POST_NAME'>, <class 'sqlglot.expressions.WithProcedureOptions'>: <Location.POST_SCHEMA: 'POST_SCHEMA'>, <class 'sqlglot.expressions.WithSchemaBindingProperty'>: <Location.POST_SCHEMA: 'POST_SCHEMA'>, <class 'sqlglot.expressions.WithSystemVersioningProperty'>: <Location.POST_SCHEMA: 'POST_SCHEMA'>, <class 'sqlglot.expressions.ForceProperty'>: <Location.POST_CREATE: 'POST_CREATE'>}
LIMIT_FETCH = 'LIMIT'
LIMIT_ONLY_LITERALS = True
CHAR_CAST_MAPPING = {<Type.LONGTEXT: 'LONGTEXT'>: 'CHAR', <Type.LONGBLOB: 'LONGBLOB'>: 'CHAR', <Type.MEDIUMBLOB: 'MEDIUMBLOB'>: 'CHAR', <Type.MEDIUMTEXT: 'MEDIUMTEXT'>: 'CHAR', <Type.TEXT: 'TEXT'>: 'CHAR', <Type.TINYBLOB: 'TINYBLOB'>: 'CHAR', <Type.TINYTEXT: 'TINYTEXT'>: 'CHAR', <Type.VARCHAR: 'VARCHAR'>: 'CHAR'}
SIGNED_CAST_MAPPING = {<Type.BIGINT: 'BIGINT'>: 'SIGNED', <Type.BOOLEAN: 'BOOLEAN'>: 'SIGNED', <Type.INT: 'INT'>: 'SIGNED', <Type.SMALLINT: 'SMALLINT'>: 'SIGNED', <Type.TINYINT: 'TINYINT'>: 'SIGNED', <Type.MEDIUMINT: 'MEDIUMINT'>: 'SIGNED'}
CAST_MAPPING = {<Type.LONGTEXT: 'LONGTEXT'>: 'CHAR', <Type.LONGBLOB: 'LONGBLOB'>: 'CHAR', <Type.MEDIUMBLOB: 'MEDIUMBLOB'>: 'CHAR', <Type.MEDIUMTEXT: 'MEDIUMTEXT'>: 'CHAR', <Type.TEXT: 'TEXT'>: 'CHAR', <Type.TINYBLOB: 'TINYBLOB'>: 'CHAR', <Type.TINYTEXT: 'TINYTEXT'>: 'CHAR', <Type.VARCHAR: 'VARCHAR'>: 'CHAR', <Type.BIGINT: 'BIGINT'>: 'SIGNED', <Type.BOOLEAN: 'BOOLEAN'>: 'SIGNED', <Type.INT: 'INT'>: 'SIGNED', <Type.SMALLINT: 'SMALLINT'>: 'SIGNED', <Type.TINYINT: 'TINYINT'>: 'SIGNED', <Type.MEDIUMINT: 'MEDIUMINT'>: 'SIGNED', <Type.UBIGINT: 'UBIGINT'>: 'UNSIGNED'}
TIMESTAMP_FUNC_TYPES = {<Type.TIMESTAMPTZ: 'TIMESTAMPTZ'>, <Type.TIMESTAMPLTZ: 'TIMESTAMPLTZ'>}
RESERVED_KEYWORDS = {'last_value', 'revoke', 'generated', 'where', 'order', 'purge', 'binary', 'float', 'sql', 'terminated', 'union', 'analyze', 'nth_value', 'convert', 'long', 'undo', 'day_minute', 'ssl', 'require', 'numeric', 'table', 'restrict', 'procedure', 'add', 'blob', 'references', 'hour_microsecond', 'current_user', 'natural', 'like', 'return', 'dec', 'distinctrow', 'utc_timestamp', 'signal', 'mediumblob', 'and', 'dual', 'deterministic', 'no_write_to_binlog', 'inner', 'exit', 'set', 'day_hour', 'on', 'year_month', 'partition', 'optimize', 'insensitive', 'rows', 'as', 'current_time', 'while', 'specific', 'sqlstate', 'cube', 'except', 'desc', 'mediumint', 'true', 'rank', 'replace', 'integer', 'float4', 'empty', 'separator', 'kill', 'dense_rank', 'both', 'recursive', 'with', 'match', 'lag', 'io_after_gtids', 'leading', 'usage', 'int4', 'declare', 'current_date', 'reads', 'high_priority', 'sqlexception', 'int8', 'maxvalue', 'condition', 'int', 'ntile', 'read', 'varchar', 'sql_big_result', 'localtime', 'second_microsecond', 'before', 'describe', 'call', 'index', 'groups', 'tinytext', 'trailing', 'localtimestamp', 'xor', 'limit', 'keys', 'zerofill', 'for', 'each', 'outfile', 'delete', 'spatial', 'drop', 'cume_dist', 'system', 'sql_calc_found_rows', 'primary', 'get', 'optimizer_costs', 'utc_date', 'release', 'int3', 'character', 'sql_small_result', 'out', 'hour_second', 'cursor', 'int1', 'over', 'not', 'float8', 'explain', 'into', 'tinyint', 'null', 'hour_minute', 'lead', 'right', 'io_before_gtids', 'ignore', 'regexp', 'change', 'asc', 'create', 'lines', 'lock', 'delayed', 'decimal', 'leave', 'values', 'left', 'utc_time', 'low_priority', 'div', 'mod', 'rlike', 'or', 'check', 'schemas', 'is', 'grant', 'use', 'elseif', 'precision', 'day_microsecond', 'fetch', 'middleint', 'linear', 'int2', 'optionally', 'iterate', 'else', 'insert', 'intersect', 'longtext', 'inout', 'force', 'in', 'straight_join', 'false', 'constraint', 'column', 'if', 'grouping', 'range', 'alter', 'group', 'current_timestamp', 'collate', 'load', 'row', 'json_table', 'default', 'schema', 'first_value', 'from', 'tinyblob', 'virtual', 'resignal', 'having', 'foreign', 'to', 'unsigned', 'real', 'databases', 'repeat', 'sqlwarning', 'show', 'key', 'option', 'modifies', 'starting', 'by', 'varying', 'longblob', 'master_ssl_verify_server_cert', 'when', 'minute_microsecond', 'between', 'lateral', 'continue', 'all', 'double', 'loop', 'varcharacter', 'case', 'interval', 'row_number', 'escaped', 'outer', 'then', 'database', 'exists', 'stored', 'bigint', 'sensitive', 'cross', 'percent_rank', 'unlock', 'window', 'cascade', 'char', 'minute_second', 'join', 'using', 'enclosed', 'of', 'mediumtext', 'accessible', 'infile', 'rename', 'function', 'fulltext', 'varbinary', 'smallint', 'distinct', 'day_second', 'update', 'trigger', 'read_write', 'master_bind', 'asensitive', 'write', 'unique', 'select'}
def computedcolumnconstraint_sql(self, expression: sqlglot.expressions.ComputedColumnConstraint) -> str:
1163        def computedcolumnconstraint_sql(self, expression: exp.ComputedColumnConstraint) -> str:
1164            persisted = "STORED" if expression.args.get("persisted") else "VIRTUAL"
1165            return f"GENERATED ALWAYS AS ({self.sql(expression.this.unnest())}) {persisted}"
def array_sql(self, expression: sqlglot.expressions.Array) -> str:
1167        def array_sql(self, expression: exp.Array) -> str:
1168            self.unsupported("Arrays are not supported by MySQL")
1169            return self.function_fallback_sql(expression)
def arraycontainsall_sql(self, expression: sqlglot.expressions.ArrayContainsAll) -> str:
1171        def arraycontainsall_sql(self, expression: exp.ArrayContainsAll) -> str:
1172            self.unsupported("Array operations are not supported by MySQL")
1173            return self.function_fallback_sql(expression)
def dpipe_sql(self, expression: sqlglot.expressions.DPipe) -> str:
1175        def dpipe_sql(self, expression: exp.DPipe) -> str:
1176            return self.func("CONCAT", *expression.flatten())
def extract_sql(self, expression: sqlglot.expressions.Extract) -> str:
1178        def extract_sql(self, expression: exp.Extract) -> str:
1179            unit = expression.name
1180            if unit and unit.lower() == "epoch":
1181                return self.func("UNIX_TIMESTAMP", expression.expression)
1182
1183            return super().extract_sql(expression)
def datatype_sql(self, expression: sqlglot.expressions.DataType) -> str:
1185        def datatype_sql(self, expression: exp.DataType) -> str:
1186            if (
1187                self.VARCHAR_REQUIRES_SIZE
1188                and expression.is_type(exp.DataType.Type.VARCHAR)
1189                and not expression.expressions
1190            ):
1191                # `VARCHAR` must always have a size - if it doesn't, we always generate `TEXT`
1192                return "TEXT"
1193
1194            # https://dev.mysql.com/doc/refman/8.0/en/numeric-type-syntax.html
1195            result = super().datatype_sql(expression)
1196            if expression.this in self.UNSIGNED_TYPE_MAPPING:
1197                result = f"{result} UNSIGNED"
1198
1199            return result
def jsonarraycontains_sql(self, expression: sqlglot.expressions.JSONArrayContains) -> str:
1201        def jsonarraycontains_sql(self, expression: exp.JSONArrayContains) -> str:
1202            return f"{self.sql(expression, 'this')} MEMBER OF({self.sql(expression, 'expression')})"
def cast_sql( self, expression: sqlglot.expressions.Cast, safe_prefix: Optional[str] = None) -> str:
1204        def cast_sql(self, expression: exp.Cast, safe_prefix: t.Optional[str] = None) -> str:
1205            if expression.to.this in self.TIMESTAMP_FUNC_TYPES:
1206                return self.func("TIMESTAMP", expression.this)
1207
1208            to = self.CAST_MAPPING.get(expression.to.this)
1209
1210            if to:
1211                expression.to.set("this", to)
1212            return super().cast_sql(expression)
def show_sql(self, expression: sqlglot.expressions.Show) -> str:
1214        def show_sql(self, expression: exp.Show) -> str:
1215            this = f" {expression.name}"
1216            full = " FULL" if expression.args.get("full") else ""
1217            global_ = " GLOBAL" if expression.args.get("global") else ""
1218
1219            target = self.sql(expression, "target")
1220            target = f" {target}" if target else ""
1221            if expression.name in ("COLUMNS", "INDEX"):
1222                target = f" FROM{target}"
1223            elif expression.name == "GRANTS":
1224                target = f" FOR{target}"
1225            elif expression.name in ("LINKS", "PARTITIONS"):
1226                target = f" ON{target}" if target else ""
1227            elif expression.name == "PROJECTIONS":
1228                target = f" ON TABLE{target}" if target else ""
1229
1230            db = self._prefixed_sql("FROM", expression, "db")
1231
1232            like = self._prefixed_sql("LIKE", expression, "like")
1233            where = self.sql(expression, "where")
1234
1235            types = self.expressions(expression, key="types")
1236            types = f" {types}" if types else types
1237            query = self._prefixed_sql("FOR QUERY", expression, "query")
1238
1239            if expression.name == "PROFILE":
1240                offset = self._prefixed_sql("OFFSET", expression, "offset")
1241                limit = self._prefixed_sql("LIMIT", expression, "limit")
1242            else:
1243                offset = ""
1244                limit = self._oldstyle_limit_sql(expression)
1245
1246            log = self._prefixed_sql("IN", expression, "log")
1247            position = self._prefixed_sql("FROM", expression, "position")
1248
1249            channel = self._prefixed_sql("FOR CHANNEL", expression, "channel")
1250
1251            if expression.name == "ENGINE":
1252                mutex_or_status = " MUTEX" if expression.args.get("mutex") else " STATUS"
1253            else:
1254                mutex_or_status = ""
1255
1256            for_table = self._prefixed_sql("FOR TABLE", expression, "for_table")
1257            for_group = self._prefixed_sql("FOR GROUP", expression, "for_group")
1258            for_user = self._prefixed_sql("FOR USER", expression, "for_user")
1259            for_role = self._prefixed_sql("FOR ROLE", expression, "for_role")
1260            into_outfile = self._prefixed_sql("INTO OUTFILE", expression, "into_outfile")
1261            json = " JSON" if expression.args.get("json") else ""
1262
1263            return f"SHOW{full}{global_}{this}{json}{target}{for_table}{types}{db}{query}{log}{position}{channel}{mutex_or_status}{like}{where}{offset}{limit}{for_group}{for_user}{for_role}{into_outfile}"
def altercolumn_sql(self, expression: sqlglot.expressions.AlterColumn) -> str:
1265        def altercolumn_sql(self, expression: exp.AlterColumn) -> str:
1266            dtype = self.sql(expression, "dtype")
1267            if not dtype:
1268                return super().altercolumn_sql(expression)
1269
1270            this = self.sql(expression, "this")
1271            return f"MODIFY COLUMN {this} {dtype}"
def chr_sql(self, expression: sqlglot.expressions.Chr) -> str:
1285        def chr_sql(self, expression: exp.Chr) -> str:
1286            this = self.expressions(sqls=[expression.this] + expression.expressions)
1287            charset = expression.args.get("charset")
1288            using = f" USING {self.sql(charset)}" if charset else ""
1289            return f"CHAR({this}{using})"
def timestamptrunc_sql(self, expression: sqlglot.expressions.TimestampTrunc) -> str:
1291        def timestamptrunc_sql(self, expression: exp.TimestampTrunc) -> str:
1292            unit = expression.args.get("unit")
1293
1294            # Pick an old-enough date to avoid negative timestamp diffs
1295            start_ts = "'0000-01-01 00:00:00'"
1296
1297            # Source: https://stackoverflow.com/a/32955740
1298            timestamp_diff = build_date_delta(exp.TimestampDiff)([unit, start_ts, expression.this])
1299            interval = exp.Interval(this=timestamp_diff, unit=unit)
1300            dateadd = build_date_delta_with_interval(exp.DateAdd)([start_ts, interval])
1301
1302            return self.sql(dateadd)
def converttimezone_sql(self, expression: sqlglot.expressions.ConvertTimezone) -> str:
1304        def converttimezone_sql(self, expression: exp.ConvertTimezone) -> str:
1305            from_tz = expression.args.get("source_tz")
1306            to_tz = expression.args.get("target_tz")
1307            dt = expression.args.get("timestamp")
1308
1309            return self.func("CONVERT_TZ", dt, from_tz, to_tz)
def attimezone_sql(self, expression: sqlglot.expressions.AtTimeZone) -> str:
1311        def attimezone_sql(self, expression: exp.AtTimeZone) -> str:
1312            self.unsupported("AT TIME ZONE is not supported by MySQL")
1313            return self.sql(expression.this)
def isascii_sql(self, expression: sqlglot.expressions.IsAscii) -> str:
1315        def isascii_sql(self, expression: exp.IsAscii) -> str:
1316            return f"REGEXP_LIKE({self.sql(expression.this)}, '^[[:ascii:]]*$')"
@unsupported_args('this')
def currentschema_sql(self, expression: sqlglot.expressions.CurrentSchema) -> str:
1318        @unsupported_args("this")
1319        def currentschema_sql(self, expression: exp.CurrentSchema) -> str:
1320            return self.func("SCHEMA")
SELECT_KINDS: Tuple[str, ...] = ()
TRY_SUPPORTED = False
SUPPORTS_UESCAPE = False
SUPPORTS_DECODE_CASE = False
AFTER_HAVING_MODIFIER_TRANSFORMS = {'windows': <function Generator.<lambda>>, 'qualify': <function Generator.<lambda>>}
Inherited Members
sqlglot.generator.Generator
Generator
IGNORE_NULLS_IN_FUNC
EXCEPT_INTERSECT_SUPPORT_ALL_CLAUSE
CREATE_FUNCTION_RETURN_AS
MATCHED_BY_SOURCE
SINGLE_STRING_INTERVAL
RENAME_TABLE_WITH_DB
GROUPINGS_SEP
INDEX_ON
QUERY_HINTS
IS_BOOL_ALLOWED
LIMIT_IS_TOP
RETURNING_END
EXTRACT_ALLOWS_QUOTES
TZ_TO_WITH_TIME_ZONE
ALTER_TABLE_INCLUDE_COLUMN_KEYWORD
UNNEST_WITH_ORDINALITY
AGGREGATE_FILTER_SUPPORTED
SEMI_ANTI_JOIN_WITH_SIDE
COMPUTED_COLUMN_WITH_TYPE
SUPPORTS_TABLE_COPY
TABLESAMPLE_REQUIRES_PARENS
TABLESAMPLE_SIZE_IS_ROWS
TABLESAMPLE_KEYWORDS
TABLESAMPLE_WITH_METHOD
TABLESAMPLE_SEED_KEYWORD
COLLATE_IS_FUNC
DATA_TYPE_SPECIFIERS_ALLOWED
ENSURE_BOOLS
CTE_RECURSIVE_KEYWORD_REQUIRED
SUPPORTS_SINGLE_ARG_CONCAT
SUPPORTS_TABLE_ALIAS_COLUMNS
UNPIVOT_ALIASES_ARE_IDENTIFIERS
INSERT_OVERWRITE
SUPPORTS_SELECT_INTO
SUPPORTS_UNLOGGED_TABLES
SUPPORTS_CREATE_TABLE_LIKE
LIKE_PROPERTY_INSIDE_SCHEMA
MULTI_ARG_DISTINCT
JSON_PATH_SINGLE_QUOTE_ESCAPE
SUPPORTED_JSON_PATH_PARTS
CAN_IMPLEMENT_ARRAY_ANY
SUPPORTS_WINDOW_EXCLUDE
SET_OP_MODIFIERS
COPY_PARAMS_ARE_WRAPPED
COPY_PARAMS_EQ_REQUIRED
COPY_HAS_INTO_KEYWORD
UNICODE_SUBSTITUTE
STAR_EXCEPT
HEX_FUNC
WITH_PROPERTIES_PREFIX
QUOTE_JSON_PATH
SUPPORTS_EXPLODING_PROJECTIONS
ARRAY_CONCAT_IS_VAR_LEN
SUPPORTS_CONVERT_TIMEZONE
SUPPORTS_UNIX_SECONDS
ALTER_SET_WRAPPED
NORMALIZE_EXTRACT_DATE_PARTS
ARRAY_SIZE_NAME
ALTER_SET_TYPE
ARRAY_SIZE_DIM_REQUIRED
SUPPORTS_BETWEEN_FLAGS
SUPPORTS_LIKE_QUANTIFIERS
MATCH_AGAINST_TABLE_PREFIX
UNSUPPORTED_TYPES
TIME_PART_SINGULARS
TOKEN_MAPPING
STRUCT_DELIMITER
PARAMETER_TOKEN
NAMED_PLACEHOLDER_TOKEN
EXPRESSION_PRECEDES_PROPERTIES_CREATABLES
WITH_SEPARATED_COMMENTS
EXCLUDE_COMMENTS
UNWRAPPED_INTERVAL_VALUES
PARAMETERIZABLE_TEXT_TYPES
EXPRESSIONS_WITHOUT_NESTED_CTES
RESPECT_IGNORE_NULLS_UNSUPPORTED_EXPRESSIONS
SAFE_JSON_PATH_KEY_RE
SENTINEL_LINE_BREAK
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