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sqlglot.dialects.spark

  1from __future__ import annotations
  2
  3import typing as t
  4
  5from sqlglot import exp
  6from sqlglot.dialects.dialect import (
  7    array_append_sql,
  8    rename_func,
  9    build_like,
 10    unit_to_var,
 11    timestampdiff_sql,
 12    build_date_delta,
 13    date_delta_to_binary_interval_op,
 14    groupconcat_sql,
 15)
 16from sqlglot.dialects.hive import _build_with_ignore_nulls
 17from sqlglot.dialects.spark2 import Spark2, temporary_storage_provider, _build_as_cast
 18from sqlglot.typing.spark import EXPRESSION_METADATA
 19from sqlglot.helper import ensure_list, seq_get
 20from sqlglot.tokens import TokenType
 21from sqlglot.transforms import (
 22    ctas_with_tmp_tables_to_create_tmp_view,
 23    remove_unique_constraints,
 24    preprocess,
 25    move_partitioned_by_to_schema_columns,
 26)
 27
 28
 29def _build_datediff(args: t.List) -> exp.Expression:
 30    """
 31    Although Spark docs don't mention the "unit" argument, Spark3 added support for
 32    it at some point. Databricks also supports this variant (see below).
 33
 34    For example, in spark-sql (v3.3.1):
 35    - SELECT DATEDIFF('2020-01-01', '2020-01-05') results in -4
 36    - SELECT DATEDIFF(day, '2020-01-01', '2020-01-05') results in 4
 37
 38    See also:
 39    - https://docs.databricks.com/sql/language-manual/functions/datediff3.html
 40    - https://docs.databricks.com/sql/language-manual/functions/datediff.html
 41    """
 42    unit = None
 43    this = seq_get(args, 0)
 44    expression = seq_get(args, 1)
 45
 46    if len(args) == 3:
 47        unit = exp.var(t.cast(exp.Expression, this).name)
 48        this = args[2]
 49
 50    return exp.DateDiff(
 51        this=exp.TsOrDsToDate(this=this), expression=exp.TsOrDsToDate(this=expression), unit=unit
 52    )
 53
 54
 55def _build_dateadd(args: t.List) -> exp.Expression:
 56    expression = seq_get(args, 1)
 57
 58    if len(args) == 2:
 59        # DATE_ADD(startDate, numDays INTEGER)
 60        # https://docs.databricks.com/en/sql/language-manual/functions/date_add.html
 61        return exp.TsOrDsAdd(
 62            this=seq_get(args, 0), expression=expression, unit=exp.Literal.string("DAY")
 63        )
 64
 65    # DATE_ADD / DATEADD / TIMESTAMPADD(unit, value integer, expr)
 66    # https://docs.databricks.com/en/sql/language-manual/functions/date_add3.html
 67    return exp.TimestampAdd(this=seq_get(args, 2), expression=expression, unit=seq_get(args, 0))
 68
 69
 70def _normalize_partition(e: exp.Expression) -> exp.Expression:
 71    """Normalize the expressions in PARTITION BY (<expression>, <expression>, ...)"""
 72    if isinstance(e, str):
 73        return exp.to_identifier(e)
 74    if isinstance(e, exp.Literal):
 75        return exp.to_identifier(e.name)
 76    return e
 77
 78
 79def _dateadd_sql(self: Spark.Generator, expression: exp.TsOrDsAdd | exp.TimestampAdd) -> str:
 80    if not expression.unit or (
 81        isinstance(expression, exp.TsOrDsAdd) and expression.text("unit").upper() == "DAY"
 82    ):
 83        # Coming from Hive/Spark2 DATE_ADD or roundtripping the 2-arg version of Spark3/DB
 84        return self.func("DATE_ADD", expression.this, expression.expression)
 85
 86    this = self.func(
 87        "DATE_ADD",
 88        unit_to_var(expression),
 89        expression.expression,
 90        expression.this,
 91    )
 92
 93    if isinstance(expression, exp.TsOrDsAdd):
 94        # The 3 arg version of DATE_ADD produces a timestamp in Spark3/DB but possibly not
 95        # in other dialects
 96        return_type = expression.return_type
 97        if not return_type.is_type(exp.DataType.Type.TIMESTAMP, exp.DataType.Type.DATETIME):
 98            this = f"CAST({this} AS {return_type})"
 99
100    return this
101
102
103def _groupconcat_sql(self: Spark.Generator, expression: exp.GroupConcat) -> str:
104    if self.dialect.version < (4,):
105        expr = exp.ArrayToString(
106            this=exp.ArrayAgg(this=expression.this),
107            expression=expression.args.get("separator") or exp.Literal.string(""),
108        )
109        return self.sql(expr)
110
111    return groupconcat_sql(self, expression)
112
113
114class Spark(Spark2):
115    SUPPORTS_ORDER_BY_ALL = True
116    SUPPORTS_NULL_TYPE = True
117    ARRAY_FUNCS_PROPAGATES_NULLS = True
118    EXPRESSION_METADATA = EXPRESSION_METADATA.copy()
119
120    class Tokenizer(Spark2.Tokenizer):
121        STRING_ESCAPES_ALLOWED_IN_RAW_STRINGS = False
122
123        RAW_STRINGS = [
124            (prefix + q, q)
125            for q in t.cast(t.List[str], Spark2.Tokenizer.QUOTES)
126            for prefix in ("r", "R")
127        ]
128
129        KEYWORDS = {
130            **Spark2.Tokenizer.KEYWORDS,
131            "DECLARE": TokenType.DECLARE,
132        }
133
134    class Parser(Spark2.Parser):
135        FUNCTIONS = {
136            **Spark2.Parser.FUNCTIONS,
137            "ANY_VALUE": _build_with_ignore_nulls(exp.AnyValue),
138            "ARRAY_INSERT": lambda args: exp.ArrayInsert(
139                this=seq_get(args, 0),
140                position=seq_get(args, 1),
141                expression=seq_get(args, 2),
142                offset=1,
143            ),
144            "BIT_AND": exp.BitwiseAndAgg.from_arg_list,
145            "BIT_GET": exp.Getbit.from_arg_list,
146            "BIT_OR": exp.BitwiseOrAgg.from_arg_list,
147            "BIT_XOR": exp.BitwiseXorAgg.from_arg_list,
148            "BIT_COUNT": exp.BitwiseCount.from_arg_list,
149            "CURDATE": exp.CurrentDate.from_arg_list,
150            "DATE_ADD": _build_dateadd,
151            "DATEADD": _build_dateadd,
152            "MAKE_TIMESTAMP": exp.TimestampFromParts.from_arg_list,
153            "TIMESTAMPADD": _build_dateadd,
154            "TIMESTAMPDIFF": build_date_delta(exp.TimestampDiff),
155            "TRY_ADD": exp.SafeAdd.from_arg_list,
156            "TRY_MULTIPLY": exp.SafeMultiply.from_arg_list,
157            "TRY_SUBTRACT": exp.SafeSubtract.from_arg_list,
158            "DATEDIFF": _build_datediff,
159            "DATE_DIFF": _build_datediff,
160            "JSON_OBJECT_KEYS": exp.JSONKeys.from_arg_list,
161            "LISTAGG": exp.GroupConcat.from_arg_list,
162            "TIMESTAMP_LTZ": _build_as_cast("TIMESTAMP_LTZ"),
163            "TIMESTAMP_NTZ": _build_as_cast("TIMESTAMP_NTZ"),
164            "TRY_ELEMENT_AT": lambda args: exp.Bracket(
165                this=seq_get(args, 0),
166                expressions=ensure_list(seq_get(args, 1)),
167                offset=1,
168                safe=True,
169            ),
170            "LIKE": build_like(exp.Like),
171            "ILIKE": build_like(exp.ILike),
172        }
173
174        PLACEHOLDER_PARSERS = {
175            **Spark2.Parser.PLACEHOLDER_PARSERS,
176            TokenType.L_BRACE: lambda self: self._parse_query_parameter(),
177        }
178
179        def _parse_query_parameter(self) -> t.Optional[exp.Expression]:
180            this = self._parse_id_var()
181            self._match(TokenType.R_BRACE)
182            return self.expression(exp.Placeholder, this=this, widget=True)
183
184        FUNCTION_PARSERS = {
185            **Spark2.Parser.FUNCTION_PARSERS,
186            "SUBSTR": lambda self: self._parse_substring(),
187        }
188
189        STATEMENT_PARSERS = {
190            **Spark2.Parser.STATEMENT_PARSERS,
191            TokenType.DECLARE: lambda self: self._parse_declare(),
192        }
193
194        def _parse_generated_as_identity(
195            self,
196        ) -> (
197            exp.GeneratedAsIdentityColumnConstraint
198            | exp.ComputedColumnConstraint
199            | exp.GeneratedAsRowColumnConstraint
200        ):
201            this = super()._parse_generated_as_identity()
202            if this.expression:
203                return self.expression(exp.ComputedColumnConstraint, this=this.expression)
204            return this
205
206        def _parse_pivot_aggregation(self) -> t.Optional[exp.Expression]:
207            # Spark 3+ and Databricks support non aggregate functions in PIVOT too, e.g
208            # PIVOT (..., 'foo' AS bar FOR col_to_pivot IN (...))
209            aggregate_expr = self._parse_function() or self._parse_disjunction()
210            return self._parse_alias(aggregate_expr)
211
212    class Generator(Spark2.Generator):
213        SUPPORTS_TO_NUMBER = True
214        PAD_FILL_PATTERN_IS_REQUIRED = False
215        SUPPORTS_CONVERT_TIMEZONE = True
216        SUPPORTS_MEDIAN = True
217        SUPPORTS_UNIX_SECONDS = True
218        SUPPORTS_DECODE_CASE = True
219
220        TYPE_MAPPING = {
221            **Spark2.Generator.TYPE_MAPPING,
222            exp.DataType.Type.MONEY: "DECIMAL(15, 4)",
223            exp.DataType.Type.SMALLMONEY: "DECIMAL(6, 4)",
224            exp.DataType.Type.UUID: "STRING",
225            exp.DataType.Type.TIMESTAMPLTZ: "TIMESTAMP_LTZ",
226            exp.DataType.Type.TIMESTAMPNTZ: "TIMESTAMP_NTZ",
227        }
228
229        TRANSFORMS = {
230            **Spark2.Generator.TRANSFORMS,
231            exp.ArrayConstructCompact: lambda self, e: self.func(
232                "ARRAY_COMPACT", self.func("ARRAY", *e.expressions)
233            ),
234            exp.ArrayInsert: lambda self, e: self.func(
235                "ARRAY_INSERT", e.this, e.args.get("position"), e.expression
236            ),
237            exp.ArrayAppend: array_append_sql("ARRAY_APPEND"),
238            exp.ArrayPrepend: array_append_sql("ARRAY_PREPEND"),
239            exp.BitwiseAndAgg: rename_func("BIT_AND"),
240            exp.BitwiseOrAgg: rename_func("BIT_OR"),
241            exp.BitwiseXorAgg: rename_func("BIT_XOR"),
242            exp.BitwiseCount: rename_func("BIT_COUNT"),
243            exp.Create: preprocess(
244                [
245                    remove_unique_constraints,
246                    lambda e: ctas_with_tmp_tables_to_create_tmp_view(
247                        e, temporary_storage_provider
248                    ),
249                    move_partitioned_by_to_schema_columns,
250                ]
251            ),
252            exp.CurrentVersion: rename_func("VERSION"),
253            exp.DateFromUnixDate: rename_func("DATE_FROM_UNIX_DATE"),
254            exp.DatetimeAdd: date_delta_to_binary_interval_op(cast=False),
255            exp.DatetimeSub: date_delta_to_binary_interval_op(cast=False),
256            exp.GroupConcat: _groupconcat_sql,
257            exp.EndsWith: rename_func("ENDSWITH"),
258            exp.JSONKeys: rename_func("JSON_OBJECT_KEYS"),
259            exp.PartitionedByProperty: lambda self,
260            e: f"PARTITIONED BY {self.wrap(self.expressions(sqls=[_normalize_partition(e) for e in e.this.expressions], skip_first=True))}",
261            exp.SafeAdd: rename_func("TRY_ADD"),
262            exp.SafeMultiply: rename_func("TRY_MULTIPLY"),
263            exp.SafeSubtract: rename_func("TRY_SUBTRACT"),
264            exp.StartsWith: rename_func("STARTSWITH"),
265            exp.TimeAdd: date_delta_to_binary_interval_op(cast=False),
266            exp.TimeSub: date_delta_to_binary_interval_op(cast=False),
267            exp.TsOrDsAdd: _dateadd_sql,
268            exp.TimestampAdd: _dateadd_sql,
269            exp.TimestampFromParts: rename_func("MAKE_TIMESTAMP"),
270            exp.TimestampSub: date_delta_to_binary_interval_op(cast=False),
271            exp.DatetimeDiff: timestampdiff_sql,
272            exp.TimestampDiff: timestampdiff_sql,
273            exp.TryCast: lambda self, e: (
274                self.trycast_sql(e) if e.args.get("safe") else self.cast_sql(e)
275            ),
276        }
277        TRANSFORMS.pop(exp.AnyValue)
278        TRANSFORMS.pop(exp.DateDiff)
279
280        def bracket_sql(self, expression: exp.Bracket) -> str:
281            if expression.args.get("safe"):
282                key = seq_get(self.bracket_offset_expressions(expression, index_offset=1), 0)
283                return self.func("TRY_ELEMENT_AT", expression.this, key)
284
285            return super().bracket_sql(expression)
286
287        def computedcolumnconstraint_sql(self, expression: exp.ComputedColumnConstraint) -> str:
288            return f"GENERATED ALWAYS AS ({self.sql(expression, 'this')})"
289
290        def anyvalue_sql(self, expression: exp.AnyValue) -> str:
291            return self.function_fallback_sql(expression)
292
293        def datediff_sql(self, expression: exp.DateDiff) -> str:
294            end = self.sql(expression, "this")
295            start = self.sql(expression, "expression")
296
297            if expression.unit:
298                return self.func("DATEDIFF", unit_to_var(expression), start, end)
299
300            return self.func("DATEDIFF", end, start)
301
302        def placeholder_sql(self, expression: exp.Placeholder) -> str:
303            if not expression.args.get("widget"):
304                return super().placeholder_sql(expression)
305
306            return f"{{{expression.name}}}"
307
308        def readparquet_sql(self, expression: exp.ReadParquet) -> str:
309            if len(expression.expressions) != 1:
310                self.unsupported("READ_PARQUET with multiple arguments is not supported")
311                return ""
312
313            parquet_file = expression.expressions[0]
314            return f"parquet.`{parquet_file.name}`"
315
316        def ifblock_sql(self, expression: exp.IfBlock) -> str:
317            condition = expression.this
318            true_block = expression.args.get("true")
319
320            condition_expr = None
321            if isinstance(condition, exp.Not):
322                inner = condition.this
323                if isinstance(inner, exp.Is) and isinstance(inner.expression, exp.Null):
324                    condition_expr = inner.this
325
326            if isinstance(condition_expr, exp.ObjectId):
327                object_type = condition_expr.expression
328                if (
329                    (object_type is None or object_type.name.upper() == "U")
330                    and isinstance(true_block, exp.Block)
331                    and isinstance(drop := true_block.expressions[0], exp.Drop)
332                ):
333                    drop.set("exists", True)
334                    return self.sql(drop)
335
336            return super().ifblock_sql(expression)
class Spark(sqlglot.dialects.spark2.Spark2):
115class Spark(Spark2):
116    SUPPORTS_ORDER_BY_ALL = True
117    SUPPORTS_NULL_TYPE = True
118    ARRAY_FUNCS_PROPAGATES_NULLS = True
119    EXPRESSION_METADATA = EXPRESSION_METADATA.copy()
120
121    class Tokenizer(Spark2.Tokenizer):
122        STRING_ESCAPES_ALLOWED_IN_RAW_STRINGS = False
123
124        RAW_STRINGS = [
125            (prefix + q, q)
126            for q in t.cast(t.List[str], Spark2.Tokenizer.QUOTES)
127            for prefix in ("r", "R")
128        ]
129
130        KEYWORDS = {
131            **Spark2.Tokenizer.KEYWORDS,
132            "DECLARE": TokenType.DECLARE,
133        }
134
135    class Parser(Spark2.Parser):
136        FUNCTIONS = {
137            **Spark2.Parser.FUNCTIONS,
138            "ANY_VALUE": _build_with_ignore_nulls(exp.AnyValue),
139            "ARRAY_INSERT": lambda args: exp.ArrayInsert(
140                this=seq_get(args, 0),
141                position=seq_get(args, 1),
142                expression=seq_get(args, 2),
143                offset=1,
144            ),
145            "BIT_AND": exp.BitwiseAndAgg.from_arg_list,
146            "BIT_GET": exp.Getbit.from_arg_list,
147            "BIT_OR": exp.BitwiseOrAgg.from_arg_list,
148            "BIT_XOR": exp.BitwiseXorAgg.from_arg_list,
149            "BIT_COUNT": exp.BitwiseCount.from_arg_list,
150            "CURDATE": exp.CurrentDate.from_arg_list,
151            "DATE_ADD": _build_dateadd,
152            "DATEADD": _build_dateadd,
153            "MAKE_TIMESTAMP": exp.TimestampFromParts.from_arg_list,
154            "TIMESTAMPADD": _build_dateadd,
155            "TIMESTAMPDIFF": build_date_delta(exp.TimestampDiff),
156            "TRY_ADD": exp.SafeAdd.from_arg_list,
157            "TRY_MULTIPLY": exp.SafeMultiply.from_arg_list,
158            "TRY_SUBTRACT": exp.SafeSubtract.from_arg_list,
159            "DATEDIFF": _build_datediff,
160            "DATE_DIFF": _build_datediff,
161            "JSON_OBJECT_KEYS": exp.JSONKeys.from_arg_list,
162            "LISTAGG": exp.GroupConcat.from_arg_list,
163            "TIMESTAMP_LTZ": _build_as_cast("TIMESTAMP_LTZ"),
164            "TIMESTAMP_NTZ": _build_as_cast("TIMESTAMP_NTZ"),
165            "TRY_ELEMENT_AT": lambda args: exp.Bracket(
166                this=seq_get(args, 0),
167                expressions=ensure_list(seq_get(args, 1)),
168                offset=1,
169                safe=True,
170            ),
171            "LIKE": build_like(exp.Like),
172            "ILIKE": build_like(exp.ILike),
173        }
174
175        PLACEHOLDER_PARSERS = {
176            **Spark2.Parser.PLACEHOLDER_PARSERS,
177            TokenType.L_BRACE: lambda self: self._parse_query_parameter(),
178        }
179
180        def _parse_query_parameter(self) -> t.Optional[exp.Expression]:
181            this = self._parse_id_var()
182            self._match(TokenType.R_BRACE)
183            return self.expression(exp.Placeholder, this=this, widget=True)
184
185        FUNCTION_PARSERS = {
186            **Spark2.Parser.FUNCTION_PARSERS,
187            "SUBSTR": lambda self: self._parse_substring(),
188        }
189
190        STATEMENT_PARSERS = {
191            **Spark2.Parser.STATEMENT_PARSERS,
192            TokenType.DECLARE: lambda self: self._parse_declare(),
193        }
194
195        def _parse_generated_as_identity(
196            self,
197        ) -> (
198            exp.GeneratedAsIdentityColumnConstraint
199            | exp.ComputedColumnConstraint
200            | exp.GeneratedAsRowColumnConstraint
201        ):
202            this = super()._parse_generated_as_identity()
203            if this.expression:
204                return self.expression(exp.ComputedColumnConstraint, this=this.expression)
205            return this
206
207        def _parse_pivot_aggregation(self) -> t.Optional[exp.Expression]:
208            # Spark 3+ and Databricks support non aggregate functions in PIVOT too, e.g
209            # PIVOT (..., 'foo' AS bar FOR col_to_pivot IN (...))
210            aggregate_expr = self._parse_function() or self._parse_disjunction()
211            return self._parse_alias(aggregate_expr)
212
213    class Generator(Spark2.Generator):
214        SUPPORTS_TO_NUMBER = True
215        PAD_FILL_PATTERN_IS_REQUIRED = False
216        SUPPORTS_CONVERT_TIMEZONE = True
217        SUPPORTS_MEDIAN = True
218        SUPPORTS_UNIX_SECONDS = True
219        SUPPORTS_DECODE_CASE = True
220
221        TYPE_MAPPING = {
222            **Spark2.Generator.TYPE_MAPPING,
223            exp.DataType.Type.MONEY: "DECIMAL(15, 4)",
224            exp.DataType.Type.SMALLMONEY: "DECIMAL(6, 4)",
225            exp.DataType.Type.UUID: "STRING",
226            exp.DataType.Type.TIMESTAMPLTZ: "TIMESTAMP_LTZ",
227            exp.DataType.Type.TIMESTAMPNTZ: "TIMESTAMP_NTZ",
228        }
229
230        TRANSFORMS = {
231            **Spark2.Generator.TRANSFORMS,
232            exp.ArrayConstructCompact: lambda self, e: self.func(
233                "ARRAY_COMPACT", self.func("ARRAY", *e.expressions)
234            ),
235            exp.ArrayInsert: lambda self, e: self.func(
236                "ARRAY_INSERT", e.this, e.args.get("position"), e.expression
237            ),
238            exp.ArrayAppend: array_append_sql("ARRAY_APPEND"),
239            exp.ArrayPrepend: array_append_sql("ARRAY_PREPEND"),
240            exp.BitwiseAndAgg: rename_func("BIT_AND"),
241            exp.BitwiseOrAgg: rename_func("BIT_OR"),
242            exp.BitwiseXorAgg: rename_func("BIT_XOR"),
243            exp.BitwiseCount: rename_func("BIT_COUNT"),
244            exp.Create: preprocess(
245                [
246                    remove_unique_constraints,
247                    lambda e: ctas_with_tmp_tables_to_create_tmp_view(
248                        e, temporary_storage_provider
249                    ),
250                    move_partitioned_by_to_schema_columns,
251                ]
252            ),
253            exp.CurrentVersion: rename_func("VERSION"),
254            exp.DateFromUnixDate: rename_func("DATE_FROM_UNIX_DATE"),
255            exp.DatetimeAdd: date_delta_to_binary_interval_op(cast=False),
256            exp.DatetimeSub: date_delta_to_binary_interval_op(cast=False),
257            exp.GroupConcat: _groupconcat_sql,
258            exp.EndsWith: rename_func("ENDSWITH"),
259            exp.JSONKeys: rename_func("JSON_OBJECT_KEYS"),
260            exp.PartitionedByProperty: lambda self,
261            e: f"PARTITIONED BY {self.wrap(self.expressions(sqls=[_normalize_partition(e) for e in e.this.expressions], skip_first=True))}",
262            exp.SafeAdd: rename_func("TRY_ADD"),
263            exp.SafeMultiply: rename_func("TRY_MULTIPLY"),
264            exp.SafeSubtract: rename_func("TRY_SUBTRACT"),
265            exp.StartsWith: rename_func("STARTSWITH"),
266            exp.TimeAdd: date_delta_to_binary_interval_op(cast=False),
267            exp.TimeSub: date_delta_to_binary_interval_op(cast=False),
268            exp.TsOrDsAdd: _dateadd_sql,
269            exp.TimestampAdd: _dateadd_sql,
270            exp.TimestampFromParts: rename_func("MAKE_TIMESTAMP"),
271            exp.TimestampSub: date_delta_to_binary_interval_op(cast=False),
272            exp.DatetimeDiff: timestampdiff_sql,
273            exp.TimestampDiff: timestampdiff_sql,
274            exp.TryCast: lambda self, e: (
275                self.trycast_sql(e) if e.args.get("safe") else self.cast_sql(e)
276            ),
277        }
278        TRANSFORMS.pop(exp.AnyValue)
279        TRANSFORMS.pop(exp.DateDiff)
280
281        def bracket_sql(self, expression: exp.Bracket) -> str:
282            if expression.args.get("safe"):
283                key = seq_get(self.bracket_offset_expressions(expression, index_offset=1), 0)
284                return self.func("TRY_ELEMENT_AT", expression.this, key)
285
286            return super().bracket_sql(expression)
287
288        def computedcolumnconstraint_sql(self, expression: exp.ComputedColumnConstraint) -> str:
289            return f"GENERATED ALWAYS AS ({self.sql(expression, 'this')})"
290
291        def anyvalue_sql(self, expression: exp.AnyValue) -> str:
292            return self.function_fallback_sql(expression)
293
294        def datediff_sql(self, expression: exp.DateDiff) -> str:
295            end = self.sql(expression, "this")
296            start = self.sql(expression, "expression")
297
298            if expression.unit:
299                return self.func("DATEDIFF", unit_to_var(expression), start, end)
300
301            return self.func("DATEDIFF", end, start)
302
303        def placeholder_sql(self, expression: exp.Placeholder) -> str:
304            if not expression.args.get("widget"):
305                return super().placeholder_sql(expression)
306
307            return f"{{{expression.name}}}"
308
309        def readparquet_sql(self, expression: exp.ReadParquet) -> str:
310            if len(expression.expressions) != 1:
311                self.unsupported("READ_PARQUET with multiple arguments is not supported")
312                return ""
313
314            parquet_file = expression.expressions[0]
315            return f"parquet.`{parquet_file.name}`"
316
317        def ifblock_sql(self, expression: exp.IfBlock) -> str:
318            condition = expression.this
319            true_block = expression.args.get("true")
320
321            condition_expr = None
322            if isinstance(condition, exp.Not):
323                inner = condition.this
324                if isinstance(inner, exp.Is) and isinstance(inner.expression, exp.Null):
325                    condition_expr = inner.this
326
327            if isinstance(condition_expr, exp.ObjectId):
328                object_type = condition_expr.expression
329                if (
330                    (object_type is None or object_type.name.upper() == "U")
331                    and isinstance(true_block, exp.Block)
332                    and isinstance(drop := true_block.expressions[0], exp.Drop)
333                ):
334                    drop.set("exists", True)
335                    return self.sql(drop)
336
337            return super().ifblock_sql(expression)
SUPPORTS_ORDER_BY_ALL = True

Whether ORDER BY ALL is supported (expands to all the selected columns) as in DuckDB, Spark3/Databricks

SUPPORTS_NULL_TYPE = True

Whether NULL/VOID is supported as a valid data type (not just a value).

Databricks and Spark v3+ support NULL as an actual type, allowing expressions like: SELECT NULL AS col -- Has type NULL, not just value NULL CAST(x AS VOID) -- Valid type cast

ARRAY_FUNCS_PROPAGATES_NULLS = True

Whether Array update functions return NULL when the input array is NULL.

EXPRESSION_METADATA = {<class 'sqlglot.expressions.Add'>: {'annotator': <function <dictcomp>.<lambda>>}, <class 'sqlglot.expressions.Adjacent'>: {'annotator': <function <dictcomp>.<lambda>>}, <class 'sqlglot.expressions.And'>: {'annotator': <function <dictcomp>.<lambda>>}, <class 'sqlglot.expressions.ArrayContains'>: {'returns': <Type.BOOLEAN: 'BOOLEAN'>}, <class 'sqlglot.expressions.ArrayContainsAll'>: {'annotator': <function <dictcomp>.<lambda>>}, <class 'sqlglot.expressions.ArrayOverlaps'>: {'annotator': <function <dictcomp>.<lambda>>}, <class 'sqlglot.expressions.Binary'>: {'annotator': <function <dictcomp>.<lambda>>}, <class 'sqlglot.expressions.BitwiseAnd'>: {'annotator': <function <dictcomp>.<lambda>>}, <class 'sqlglot.expressions.BitwiseLeftShift'>: {'annotator': <function <dictcomp>.<lambda>>}, <class 'sqlglot.expressions.BitwiseOr'>: {'annotator': <function <dictcomp>.<lambda>>}, <class 'sqlglot.expressions.BitwiseRightShift'>: {'annotator': <function <dictcomp>.<lambda>>}, <class 'sqlglot.expressions.BitwiseXor'>: {'annotator': <function <dictcomp>.<lambda>>}, <class 'sqlglot.expressions.Collate'>: {'annotator': <function <dictcomp>.<lambda>>}, <class 'sqlglot.expressions.Connector'>: {'annotator': <function <dictcomp>.<lambda>>}, <class 'sqlglot.expressions.Corr'>: {'returns': <Type.DOUBLE: 'DOUBLE'>}, <class 'sqlglot.expressions.DPipe'>: {'returns': <Type.VARCHAR: 'VARCHAR'>}, <class 'sqlglot.expressions.Distance'>: {'annotator': <function <dictcomp>.<lambda>>}, <class 'sqlglot.expressions.Div'>: {'annotator': <function <lambda>>}, <class 'sqlglot.expressions.Dot'>: {'annotator': <function <lambda>>}, <class 'sqlglot.expressions.EQ'>: {'annotator': <function <dictcomp>.<lambda>>}, <class 'sqlglot.expressions.Escape'>: {'annotator': <function <dictcomp>.<lambda>>}, <class 'sqlglot.expressions.ExtendsLeft'>: {'annotator': <function <dictcomp>.<lambda>>}, <class 'sqlglot.expressions.ExtendsRight'>: {'annotator': <function <dictcomp>.<lambda>>}, <class 'sqlglot.expressions.GT'>: {'annotator': <function <dictcomp>.<lambda>>}, <class 'sqlglot.expressions.GTE'>: {'annotator': <function <dictcomp>.<lambda>>}, <class 'sqlglot.expressions.Glob'>: {'annotator': <function <dictcomp>.<lambda>>}, <class 'sqlglot.expressions.ILike'>: {'annotator': <function <dictcomp>.<lambda>>}, <class 'sqlglot.expressions.IntDiv'>: {'annotator': <function <dictcomp>.<lambda>>}, <class 'sqlglot.expressions.Is'>: {'annotator': <function <dictcomp>.<lambda>>}, <class 'sqlglot.expressions.JSONArrayContains'>: {'annotator': <function <dictcomp>.<lambda>>}, <class 'sqlglot.expressions.JSONBContains'>: {'annotator': <function <dictcomp>.<lambda>>}, <class 'sqlglot.expressions.JSONBContainsAllTopKeys'>: {'annotator': <function <dictcomp>.<lambda>>}, <class 'sqlglot.expressions.JSONBContainsAnyTopKeys'>: {'annotator': <function <dictcomp>.<lambda>>}, <class 'sqlglot.expressions.JSONBDeleteAtPath'>: {'annotator': <function <dictcomp>.<lambda>>}, <class 'sqlglot.expressions.JSONBExtract'>: {'annotator': <function <dictcomp>.<lambda>>}, <class 'sqlglot.expressions.JSONBExtractScalar'>: {'annotator': <function <dictcomp>.<lambda>>}, <class 'sqlglot.expressions.JSONExtract'>: {'annotator': <function <dictcomp>.<lambda>>}, <class 'sqlglot.expressions.JSONExtractScalar'>: {'annotator': <function <dictcomp>.<lambda>>}, <class 'sqlglot.expressions.Kwarg'>: {'annotator': <function <dictcomp>.<lambda>>}, <class 'sqlglot.expressions.LT'>: {'annotator': <function <dictcomp>.<lambda>>}, <class 'sqlglot.expressions.LTE'>: {'annotator': <function <dictcomp>.<lambda>>}, <class 'sqlglot.expressions.Like'>: {'annotator': <function <dictcomp>.<lambda>>}, <class 'sqlglot.expressions.Match'>: {'annotator': <function <dictcomp>.<lambda>>}, <class 'sqlglot.expressions.Mod'>: {'annotator': <function <dictcomp>.<lambda>>}, <class 'sqlglot.expressions.Mul'>: {'annotator': <function <dictcomp>.<lambda>>}, <class 'sqlglot.expressions.NEQ'>: {'annotator': <function <dictcomp>.<lambda>>}, <class 'sqlglot.expressions.NullSafeEQ'>: {'annotator': <function <dictcomp>.<lambda>>}, <class 'sqlglot.expressions.NullSafeNEQ'>: {'annotator': <function <dictcomp>.<lambda>>}, <class 'sqlglot.expressions.Operator'>: {'annotator': <function <dictcomp>.<lambda>>}, <class 'sqlglot.expressions.Or'>: {'annotator': <function <dictcomp>.<lambda>>}, <class 'sqlglot.expressions.Overlaps'>: {'annotator': <function <dictcomp>.<lambda>>}, <class 'sqlglot.expressions.Pow'>: {'returns': <Type.DOUBLE: 'DOUBLE'>}, <class 'sqlglot.expressions.PropertyEQ'>: {'annotator': <function <lambda>>}, <class 'sqlglot.expressions.RegexpFullMatch'>: {'annotator': <function <dictcomp>.<lambda>>}, <class 'sqlglot.expressions.RegexpILike'>: {'annotator': <function <dictcomp>.<lambda>>}, <class 'sqlglot.expressions.RegexpLike'>: {'returns': <Type.BOOLEAN: 'BOOLEAN'>}, <class 'sqlglot.expressions.SimilarTo'>: {'annotator': <function <dictcomp>.<lambda>>}, <class 'sqlglot.expressions.Sub'>: {'annotator': <function <dictcomp>.<lambda>>}, <class 'sqlglot.expressions.Xor'>: {'annotator': <function <dictcomp>.<lambda>>}, <class 'sqlglot.expressions.Alias'>: {'annotator': <function <dictcomp>.<lambda>>}, <class 'sqlglot.expressions.BitwiseNot'>: {'annotator': <function <dictcomp>.<lambda>>}, <class 'sqlglot.expressions.Neg'>: {'annotator': <function <dictcomp>.<lambda>>}, <class 'sqlglot.expressions.Not'>: {'annotator': <function <dictcomp>.<lambda>>}, <class 'sqlglot.expressions.Paren'>: {'annotator': <function <dictcomp>.<lambda>>}, <class 'sqlglot.expressions.PivotAlias'>: {'annotator': <function <dictcomp>.<lambda>>}, <class 'sqlglot.expressions.Unary'>: {'annotator': <function <dictcomp>.<lambda>>}, <class 'sqlglot.expressions.Int64'>: {'returns': <Type.BIGINT: 'BIGINT'>}, <class 'sqlglot.expressions.UnixMillis'>: {'returns': <Type.BIGINT: 'BIGINT'>}, <class 'sqlglot.expressions.UnixMicros'>: {'returns': <Type.BIGINT: 'BIGINT'>}, <class 'sqlglot.expressions.ApproxDistinct'>: {'returns': <Type.BIGINT: 'BIGINT'>}, <class 'sqlglot.expressions.UnixSeconds'>: {'returns': <Type.BIGINT: 'BIGINT'>}, <class 'sqlglot.expressions.CountIf'>: {'returns': <Type.BIGINT: 'BIGINT'>}, <class 'sqlglot.expressions.ArraySize'>: {'returns': <Type.INT: 'INT'>}, <class 'sqlglot.expressions.FromBase32'>: {'returns': <Type.BINARY: 'BINARY'>}, <class 'sqlglot.expressions.FromBase64'>: {'returns': <Type.BINARY: 'BINARY'>}, <class 'sqlglot.expressions.Exists'>: {'returns': <Type.BOOLEAN: 'BOOLEAN'>}, <class 'sqlglot.expressions.In'>: {'returns': <Type.BOOLEAN: 'BOOLEAN'>}, <class 'sqlglot.expressions.IsInf'>: {'returns': <Type.BOOLEAN: 'BOOLEAN'>}, <class 'sqlglot.expressions.LogicalAnd'>: {'returns': <Type.BOOLEAN: 'BOOLEAN'>}, <class 'sqlglot.expressions.Contains'>: {'returns': <Type.BOOLEAN: 'BOOLEAN'>}, <class 'sqlglot.expressions.EndsWith'>: {'returns': <Type.BOOLEAN: 'BOOLEAN'>}, <class 'sqlglot.expressions.IsNan'>: {'returns': <Type.BOOLEAN: 'BOOLEAN'>}, <class 'sqlglot.expressions.LogicalOr'>: {'returns': <Type.BOOLEAN: 'BOOLEAN'>}, <class 'sqlglot.expressions.StartsWith'>: {'returns': <Type.BOOLEAN: 'BOOLEAN'>}, <class 'sqlglot.expressions.Boolean'>: {'returns': <Type.BOOLEAN: 'BOOLEAN'>}, <class 'sqlglot.expressions.Any'>: {'returns': <Type.BOOLEAN: 'BOOLEAN'>}, <class 'sqlglot.expressions.All'>: {'returns': <Type.BOOLEAN: 'BOOLEAN'>}, <class 'sqlglot.expressions.Between'>: {'returns': <Type.BOOLEAN: 'BOOLEAN'>}, <class 'sqlglot.expressions.LastDay'>: {'returns': <Type.DATE: 'DATE'>}, <class 'sqlglot.expressions.DateStrToDate'>: {'returns': <Type.DATE: 'DATE'>}, <class 'sqlglot.expressions.DiToDate'>: {'returns': <Type.DATE: 'DATE'>}, <class 'sqlglot.expressions.TimeStrToDate'>: {'returns': <Type.DATE: 'DATE'>}, <class 'sqlglot.expressions.DateFromParts'>: {'returns': <Type.DATE: 'DATE'>}, <class 'sqlglot.expressions.TsOrDsToDate'>: {'returns': <Type.DATE: 'DATE'>}, <class 'sqlglot.expressions.CurrentDate'>: {'returns': <Type.DATE: 'DATE'>}, <class 'sqlglot.expressions.StrToDate'>: {'returns': <Type.DATE: 'DATE'>}, <class 'sqlglot.expressions.Date'>: {'returns': <Type.DATE: 'DATE'>}, <class 'sqlglot.expressions.CurrentDatetime'>: {'returns': <Type.DATETIME: 'DATETIME'>}, <class 'sqlglot.expressions.DatetimeSub'>: {'returns': <Type.DATETIME: 'DATETIME'>}, <class 'sqlglot.expressions.Datetime'>: {'returns': <Type.DATETIME: 'DATETIME'>}, <class 'sqlglot.expressions.DatetimeAdd'>: {'returns': <Type.DATETIME: 'DATETIME'>}, <class 'sqlglot.expressions.StddevPop'>: {'returns': <Type.DOUBLE: 'DOUBLE'>}, <class 'sqlglot.expressions.StddevSamp'>: {'returns': <Type.DOUBLE: 'DOUBLE'>}, <class 'sqlglot.expressions.Sqrt'>: {'returns': <Type.DOUBLE: 'DOUBLE'>}, <class 'sqlglot.expressions.SafeDivide'>: {'returns': <Type.DOUBLE: 'DOUBLE'>}, <class 'sqlglot.expressions.Cot'>: {'returns': <Type.DOUBLE: 'DOUBLE'>}, <class 'sqlglot.expressions.Sinh'>: {'returns': <Type.DOUBLE: 'DOUBLE'>}, <class 'sqlglot.expressions.Atanh'>: {'returns': <Type.DOUBLE: 'DOUBLE'>}, <class 'sqlglot.expressions.Cosh'>: {'returns': <Type.DOUBLE: 'DOUBLE'>}, <class 'sqlglot.expressions.Quantile'>: {'annotator': <function <lambda>>}, <class 'sqlglot.expressions.Skewness'>: {'returns': <Type.DOUBLE: 'DOUBLE'>}, <class 'sqlglot.expressions.Asinh'>: {'returns': <Type.DOUBLE: 'DOUBLE'>}, <class 'sqlglot.expressions.Tanh'>: {'returns': <Type.DOUBLE: 'DOUBLE'>}, <class 'sqlglot.expressions.VariancePop'>: {'returns': <Type.DOUBLE: 'DOUBLE'>}, <class 'sqlglot.expressions.Acosh'>: {'returns': <Type.DOUBLE: 'DOUBLE'>}, <class 'sqlglot.expressions.Log'>: {'returns': <Type.DOUBLE: 'DOUBLE'>}, <class 'sqlglot.expressions.Cos'>: {'returns': <Type.DOUBLE: 'DOUBLE'>}, <class 'sqlglot.expressions.Round'>: {'returns': <Type.DOUBLE: 'DOUBLE'>}, <class 'sqlglot.expressions.Cbrt'>: {'returns': <Type.DOUBLE: 'DOUBLE'>}, <class 'sqlglot.expressions.Stddev'>: {'returns': <Type.DOUBLE: 'DOUBLE'>}, <class 'sqlglot.expressions.ToDouble'>: {'returns': <Type.DOUBLE: 'DOUBLE'>}, <class 'sqlglot.expressions.Rand'>: {'returns': <Type.DOUBLE: 'DOUBLE'>}, <class 'sqlglot.expressions.ApproxQuantile'>: {'annotator': <function <lambda>>}, <class 'sqlglot.expressions.Sin'>: {'returns': <Type.DOUBLE: 'DOUBLE'>}, <class 'sqlglot.expressions.Atan'>: {'returns': <Type.DOUBLE: 'DOUBLE'>}, <class 'sqlglot.expressions.Degrees'>: {'returns': <Type.DOUBLE: 'DOUBLE'>}, <class 'sqlglot.expressions.Kurtosis'>: {'returns': <Type.DOUBLE: 'DOUBLE'>}, <class 'sqlglot.expressions.Asin'>: {'returns': <Type.DOUBLE: 'DOUBLE'>}, <class 'sqlglot.expressions.Tan'>: {'returns': <Type.DOUBLE: 'DOUBLE'>}, <class 'sqlglot.expressions.Variance'>: {'returns': <Type.DOUBLE: 'DOUBLE'>}, <class 'sqlglot.expressions.Acos'>: {'returns': <Type.DOUBLE: 'DOUBLE'>}, <class 'sqlglot.expressions.Exp'>: {'returns': <Type.DOUBLE: 'DOUBLE'>}, <class 'sqlglot.expressions.Ln'>: {'returns': <Type.DOUBLE: 'DOUBLE'>}, <class 'sqlglot.expressions.Pi'>: {'returns': <Type.DOUBLE: 'DOUBLE'>}, <class 'sqlglot.expressions.Radians'>: {'returns': <Type.DOUBLE: 'DOUBLE'>}, <class 'sqlglot.expressions.Avg'>: {'returns': <Type.DOUBLE: 'DOUBLE'>}, <class 'sqlglot.expressions.Length'>: {'returns': <Type.INT: 'INT'>}, <class 'sqlglot.expressions.DateToDi'>: {'returns': <Type.INT: 'INT'>}, <class 'sqlglot.expressions.DayOfMonth'>: {'returns': <Type.INT: 'INT'>}, <class 'sqlglot.expressions.Quarter'>: {'returns': <Type.INT: 'INT'>}, <class 'sqlglot.expressions.DayOfWeek'>: {'returns': <Type.INT: 'INT'>}, <class 'sqlglot.expressions.TimeDiff'>: {'returns': <Type.INT: 'INT'>}, <class 'sqlglot.expressions.Ceil'>: {'returns': <Type.INT: 'INT'>}, <class 'sqlglot.expressions.Sign'>: {'returns': <Type.INT: 'INT'>}, <class 'sqlglot.expressions.Levenshtein'>: {'returns': <Type.INT: 'INT'>}, <class 'sqlglot.expressions.UnixDate'>: {'returns': <Type.INT: 'INT'>}, <class 'sqlglot.expressions.Unicode'>: {'returns': <Type.INT: 'INT'>}, <class 'sqlglot.expressions.Getbit'>: {'returns': <Type.INT: 'INT'>}, <class 'sqlglot.expressions.StrPosition'>: {'returns': <Type.INT: 'INT'>}, <class 'sqlglot.expressions.TsOrDiToDi'>: {'returns': <Type.INT: 'INT'>}, <class 'sqlglot.expressions.DayOfYear'>: {'returns': <Type.INT: 'INT'>}, <class 'sqlglot.expressions.TimestampDiff'>: {'returns': <Type.INT: 'INT'>}, <class 'sqlglot.expressions.Hour'>: {'returns': <Type.INT: 'INT'>}, <class 'sqlglot.expressions.DatetimeDiff'>: {'returns': <Type.INT: 'INT'>}, <class 'sqlglot.expressions.Ascii'>: {'returns': <Type.INT: 'INT'>}, <class 'sqlglot.expressions.BitLength'>: {'returns': <Type.INT: 'INT'>}, <class 'sqlglot.expressions.JustifyDays'>: {'returns': <Type.INTERVAL: 'INTERVAL'>}, <class 'sqlglot.expressions.MakeInterval'>: {'returns': <Type.INTERVAL: 'INTERVAL'>}, <class 'sqlglot.expressions.Interval'>: {'returns': <Type.INTERVAL: 'INTERVAL'>}, <class 'sqlglot.expressions.JustifyInterval'>: {'returns': <Type.INTERVAL: 'INTERVAL'>}, <class 'sqlglot.expressions.JustifyHours'>: {'returns': <Type.INTERVAL: 'INTERVAL'>}, <class 'sqlglot.expressions.ParseJSON'>: {'returns': <Type.JSON: 'JSON'>}, <class 'sqlglot.expressions.Time'>: {'returns': <Type.TIME: 'TIME'>}, <class 'sqlglot.expressions.TimeAdd'>: {'returns': <Type.TIME: 'TIME'>}, <class 'sqlglot.expressions.Localtime'>: {'returns': <Type.TIME: 'TIME'>}, <class 'sqlglot.expressions.CurrentTime'>: {'returns': <Type.TIME: 'TIME'>}, <class 'sqlglot.expressions.TimeSub'>: {'returns': <Type.TIME: 'TIME'>}, <class 'sqlglot.expressions.TimestampLtzFromParts'>: {'returns': <Type.TIMESTAMPLTZ: 'TIMESTAMPLTZ'>}, <class 'sqlglot.expressions.CurrentTimestampLTZ'>: {'returns': <Type.TIMESTAMPTZ: 'TIMESTAMPTZ'>}, <class 'sqlglot.expressions.TimestampTzFromParts'>: {'returns': <Type.TIMESTAMPTZ: 'TIMESTAMPTZ'>}, <class 'sqlglot.expressions.TimeStrToTime'>: {'returns': <Type.TIMESTAMP: 'TIMESTAMP'>}, <class 'sqlglot.expressions.TimestampSub'>: {'returns': <Type.TIMESTAMP: 'TIMESTAMP'>}, <class 'sqlglot.expressions.StrToTime'>: {'returns': <Type.TIMESTAMP: 'TIMESTAMP'>}, <class 'sqlglot.expressions.TimestampAdd'>: {'returns': <Type.TIMESTAMP: 'TIMESTAMP'>}, <class 'sqlglot.expressions.UnixToTime'>: {'returns': <Type.TIMESTAMP: 'TIMESTAMP'>}, <class 'sqlglot.expressions.CurrentTimestamp'>: {'returns': <Type.TIMESTAMP: 'TIMESTAMP'>}, <class 'sqlglot.expressions.YearOfWeekIso'>: {'returns': <Type.TINYINT: 'TINYINT'>}, <class 'sqlglot.expressions.Week'>: {'returns': <Type.TINYINT: 'TINYINT'>}, <class 'sqlglot.expressions.Year'>: {'returns': <Type.TINYINT: 'TINYINT'>}, <class 'sqlglot.expressions.DayOfWeekIso'>: {'returns': <Type.TINYINT: 'TINYINT'>}, <class 'sqlglot.expressions.YearOfWeek'>: {'returns': <Type.TINYINT: 'TINYINT'>}, <class 'sqlglot.expressions.Day'>: {'returns': <Type.TINYINT: 'TINYINT'>}, <class 'sqlglot.expressions.Month'>: {'returns': <Type.INT: 'INT'>}, <class 'sqlglot.expressions.WeekOfYear'>: {'returns': <Type.TINYINT: 'TINYINT'>}, <class 'sqlglot.expressions.Dayname'>: {'returns': <Type.VARCHAR: 'VARCHAR'>}, <class 'sqlglot.expressions.ConcatWs'>: {'returns': <Type.VARCHAR: 'VARCHAR'>}, <class 'sqlglot.expressions.ToBase64'>: {'returns': <Type.VARCHAR: 'VARCHAR'>}, <class 'sqlglot.expressions.ArrayToString'>: {'returns': <Type.VARCHAR: 'VARCHAR'>}, <class 'sqlglot.expressions.SessionUser'>: {'returns': <Type.VARCHAR: 'VARCHAR'>}, <class 'sqlglot.expressions.Chr'>: {'returns': <Type.VARCHAR: 'VARCHAR'>}, <class 'sqlglot.expressions.Substring'>: {'annotator': <function <dictcomp>.<lambda>>}, <class 'sqlglot.expressions.MD5'>: {'returns': <Type.VARCHAR: 'VARCHAR'>}, <class 'sqlglot.expressions.TsOrDsToDateStr'>: {'returns': <Type.VARCHAR: 'VARCHAR'>}, <class 'sqlglot.expressions.CurrentUser'>: {'returns': <Type.VARCHAR: 'VARCHAR'>}, <class 'sqlglot.expressions.Initcap'>: {'returns': <Type.VARCHAR: 'VARCHAR'>}, <class 'sqlglot.expressions.Upper'>: {'returns': <Type.VARCHAR: 'VARCHAR'>}, <class 'sqlglot.expressions.TimeToTimeStr'>: {'returns': <Type.VARCHAR: 'VARCHAR'>}, <class 'sqlglot.expressions.SHA'>: {'returns': <Type.VARCHAR: 'VARCHAR'>}, <class 'sqlglot.expressions.ToBase32'>: {'returns': <Type.VARCHAR: 'VARCHAR'>}, <class 'sqlglot.expressions.DateToDateStr'>: {'returns': <Type.VARCHAR: 'VARCHAR'>}, <class 'sqlglot.expressions.CurrentVersion'>: {'returns': <Type.VARCHAR: 'VARCHAR'>}, <class 'sqlglot.expressions.Concat'>: {'annotator': <function <lambda>>}, <class 'sqlglot.expressions.Translate'>: {'returns': <Type.VARCHAR: 'VARCHAR'>}, <class 'sqlglot.expressions.RawString'>: {'returns': <Type.VARCHAR: 'VARCHAR'>}, <class 'sqlglot.expressions.UnixToTimeStr'>: {'returns': <Type.VARCHAR: 'VARCHAR'>}, <class 'sqlglot.expressions.Space'>: {'returns': <Type.VARCHAR: 'VARCHAR'>}, <class 'sqlglot.expressions.Lower'>: {'returns': <Type.VARCHAR: 'VARCHAR'>}, <class 'sqlglot.expressions.Trim'>: {'returns': <Type.VARCHAR: 'VARCHAR'>}, <class 'sqlglot.expressions.CurrentCatalog'>: {'returns': <Type.VARCHAR: 'VARCHAR'>}, <class 'sqlglot.expressions.String'>: {'returns': <Type.VARCHAR: 'VARCHAR'>}, <class 'sqlglot.expressions.CurrentSchema'>: {'returns': <Type.VARCHAR: 'VARCHAR'>}, <class 'sqlglot.expressions.GroupConcat'>: {'returns': <Type.VARCHAR: 'VARCHAR'>}, <class 'sqlglot.expressions.UnixToStr'>: {'returns': <Type.VARCHAR: 'VARCHAR'>}, <class 'sqlglot.expressions.Monthname'>: {'returns': <Type.VARCHAR: 'VARCHAR'>}, <class 'sqlglot.expressions.SHA2'>: {'returns': <Type.VARCHAR: 'VARCHAR'>}, <class 'sqlglot.expressions.TimeToStr'>: {'returns': <Type.VARCHAR: 'VARCHAR'>}, <class 'sqlglot.expressions.ArrayConcatAgg'>: {'annotator': <function <dictcomp>.<lambda>>}, <class 'sqlglot.expressions.HavingMax'>: {'annotator': <function <dictcomp>.<lambda>>}, <class 'sqlglot.expressions.Abs'>: {'annotator': <function <dictcomp>.<lambda>>}, <class 'sqlglot.expressions.Window'>: {'annotator': <function <dictcomp>.<lambda>>}, <class 'sqlglot.expressions.SortArray'>: {'annotator': <function <dictcomp>.<lambda>>}, <class 'sqlglot.expressions.Order'>: {'annotator': <function <dictcomp>.<lambda>>}, <class 'sqlglot.expressions.ArraySlice'>: {'annotator': <function <dictcomp>.<lambda>>}, <class 'sqlglot.expressions.Filter'>: {'annotator': <function <dictcomp>.<lambda>>}, <class 'sqlglot.expressions.AnyValue'>: {'annotator': <function <dictcomp>.<lambda>>}, <class 'sqlglot.expressions.ArrayReverse'>: {'annotator': <function <dictcomp>.<lambda>>}, <class 'sqlglot.expressions.Limit'>: {'annotator': <function <dictcomp>.<lambda>>}, <class 'sqlglot.expressions.LastValue'>: {'annotator': <function <dictcomp>.<lambda>>}, <class 'sqlglot.expressions.Min'>: {'annotator': <function <dictcomp>.<lambda>>}, <class 'sqlglot.expressions.ArrayConcat'>: {'annotator': <function <dictcomp>.<lambda>>}, <class 'sqlglot.expressions.Least'>: {'annotator': <function <dictcomp>.<lambda>>}, <class 'sqlglot.expressions.Coalesce'>: {'annotator': <function <lambda>>}, <class 'sqlglot.expressions.Greatest'>: {'annotator': <function <dictcomp>.<lambda>>}, <class 'sqlglot.expressions.Max'>: {'annotator': <function <dictcomp>.<lambda>>}, <class 'sqlglot.expressions.ArrayFirst'>: {'annotator': <function <dictcomp>.<lambda>>}, <class 'sqlglot.expressions.ArrayLast'>: {'annotator': <function <dictcomp>.<lambda>>}, <class 'sqlglot.expressions.Anonymous'>: {'annotator': <function <lambda>>}, <class 'sqlglot.expressions.DateAdd'>: {'annotator': <function <dictcomp>.<lambda>>}, <class 'sqlglot.expressions.DateTrunc'>: {'annotator': <function <dictcomp>.<lambda>>}, <class 'sqlglot.expressions.DateSub'>: {'annotator': <function <dictcomp>.<lambda>>}, <class 'sqlglot.expressions.TryCast'>: {'annotator': <function <dictcomp>.<lambda>>}, <class 'sqlglot.expressions.Cast'>: {'annotator': <function <dictcomp>.<lambda>>}, <class 'sqlglot.expressions.VarMap'>: {'annotator': <function <dictcomp>.<lambda>>}, <class 'sqlglot.expressions.Map'>: {'annotator': <function <dictcomp>.<lambda>>}, <class 'sqlglot.expressions.Array'>: {'annotator': <function <lambda>>}, <class 'sqlglot.expressions.ArrayAgg'>: {'annotator': <function <lambda>>}, <class 'sqlglot.expressions.Bracket'>: {'annotator': <function <lambda>>}, <class 'sqlglot.expressions.Case'>: {'annotator': <function <lambda>>}, <class 'sqlglot.expressions.Count'>: {'annotator': <function <lambda>>}, <class 'sqlglot.expressions.DateDiff'>: {'annotator': <function <lambda>>}, <class 'sqlglot.expressions.DataType'>: {'annotator': <function <lambda>>}, <class 'sqlglot.expressions.Distinct'>: {'annotator': <function <lambda>>}, <class 'sqlglot.expressions.Explode'>: {'annotator': <function <lambda>>}, <class 'sqlglot.expressions.Extract'>: {'annotator': <function <lambda>>}, <class 'sqlglot.expressions.HexString'>: {'annotator': <function <lambda>>}, <class 'sqlglot.expressions.GenerateSeries'>: {'annotator': <function <lambda>>}, <class 'sqlglot.expressions.GenerateDateArray'>: {'annotator': <function <lambda>>}, <class 'sqlglot.expressions.GenerateTimestampArray'>: {'annotator': <function <lambda>>}, <class 'sqlglot.expressions.If'>: {'annotator': <function <lambda>>}, <class 'sqlglot.expressions.Literal'>: {'annotator': <function <lambda>>}, <class 'sqlglot.expressions.Null'>: {'returns': <Type.NULL: 'NULL'>}, <class 'sqlglot.expressions.Nullif'>: {'annotator': <function <lambda>>}, <class 'sqlglot.expressions.Struct'>: {'annotator': <function <lambda>>}, <class 'sqlglot.expressions.Sum'>: {'annotator': <function <lambda>>}, <class 'sqlglot.expressions.Timestamp'>: {'annotator': <function <lambda>>}, <class 'sqlglot.expressions.ToMap'>: {'annotator': <function <lambda>>}, <class 'sqlglot.expressions.Unnest'>: {'annotator': <function <lambda>>}, <class 'sqlglot.expressions.Subquery'>: {'annotator': <function <lambda>>}, <class 'sqlglot.expressions.Unhex'>: {'returns': <Type.BINARY: 'BINARY'>}, <class 'sqlglot.expressions.Encode'>: {'returns': <Type.BINARY: 'BINARY'>}, <class 'sqlglot.expressions.MonthsBetween'>: {'returns': <Type.DOUBLE: 'DOUBLE'>}, <class 'sqlglot.expressions.Soundex'>: {'returns': <Type.VARCHAR: 'VARCHAR'>}, <class 'sqlglot.expressions.NextDay'>: {'returns': <Type.DATE: 'DATE'>}, <class 'sqlglot.expressions.Hex'>: {'returns': <Type.VARCHAR: 'VARCHAR'>}, <class 'sqlglot.expressions.AddMonths'>: {'returns': <Type.DATE: 'DATE'>}, <class 'sqlglot.expressions.Repeat'>: {'returns': <Type.VARCHAR: 'VARCHAR'>}, <class 'sqlglot.expressions.Replace'>: {'returns': <Type.VARCHAR: 'VARCHAR'>}, <class 'sqlglot.expressions.CurrentDatabase'>: {'returns': <Type.VARCHAR: 'VARCHAR'>}, <class 'sqlglot.expressions.Factorial'>: {'returns': <Type.BIGINT: 'BIGINT'>}, <class 'sqlglot.expressions.StrToUnix'>: {'returns': <Type.BIGINT: 'BIGINT'>}, <class 'sqlglot.expressions.Second'>: {'returns': <Type.INT: 'INT'>}, <class 'sqlglot.expressions.ArrayExcept'>: {'annotator': <function <dictcomp>.<lambda>>}, <class 'sqlglot.expressions.Reverse'>: {'annotator': <function <dictcomp>.<lambda>>}, <class 'sqlglot.expressions.ArrayDistinct'>: {'annotator': <function <dictcomp>.<lambda>>}, <class 'sqlglot.expressions.ArrayIntersect'>: {'annotator': <function <lambda>>}, <class 'sqlglot.expressions.RegexpSplit'>: {'returns': DataType( this=Type.ARRAY, expressions=[ DataType(this=Type.TEXT, nested=False)], nested=True)}, <class 'sqlglot.expressions.Atan2'>: {'returns': <Type.DOUBLE: 'DOUBLE'>}, <class 'sqlglot.expressions.Randn'>: {'returns': <Type.DOUBLE: 'DOUBLE'>}, <class 'sqlglot.expressions.Right'>: {'returns': <Type.VARCHAR: 'VARCHAR'>}, <class 'sqlglot.expressions.Format'>: {'returns': <Type.VARCHAR: 'VARCHAR'>}, <class 'sqlglot.expressions.ArrayFilter'>: {'annotator': <function <dictcomp>.<lambda>>}, <class 'sqlglot.expressions.AtTimeZone'>: {'returns': <Type.TIMESTAMP: 'TIMESTAMP'>}, <class 'sqlglot.expressions.Pad'>: {'annotator': <function <lambda>>}, <class 'sqlglot.expressions.Sec'>: {'returns': <Type.DOUBLE: 'DOUBLE'>}, <class 'sqlglot.expressions.Randstr'>: {'returns': <Type.VARCHAR: 'VARCHAR'>}, <class 'sqlglot.expressions.CurrentTimezone'>: {'returns': <Type.VARCHAR: 'VARCHAR'>}, <class 'sqlglot.expressions.Collation'>: {'returns': <Type.VARCHAR: 'VARCHAR'>}, <class 'sqlglot.expressions.BitwiseXorAgg'>: {'annotator': <function <dictcomp>.<lambda>>}, <class 'sqlglot.expressions.BitwiseOrAgg'>: {'annotator': <function <dictcomp>.<lambda>>}, <class 'sqlglot.expressions.BitwiseAndAgg'>: {'annotator': <function <dictcomp>.<lambda>>}, <class 'sqlglot.expressions.Overlay'>: {'annotator': <function <dictcomp>.<lambda>>}, <class 'sqlglot.expressions.ArrayInsert'>: {'annotator': <function <dictcomp>.<lambda>>}, <class 'sqlglot.expressions.ArrayCompact'>: {'annotator': <function <dictcomp>.<lambda>>}, <class 'sqlglot.expressions.BitmapCount'>: {'returns': <Type.BIGINT: 'BIGINT'>}, <class 'sqlglot.expressions.Localtimestamp'>: {'returns': <Type.TIMESTAMPNTZ: 'TIMESTAMPNTZ'>}, <class 'sqlglot.expressions.ToBinary'>: {'returns': <Type.BINARY: 'BINARY'>}, <class 'sqlglot.expressions.DateFromUnixDate'>: {'returns': <Type.DATE: 'DATE'>}}
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 ( ).

INITCAP_SUPPORTS_CUSTOM_DELIMITERS = False
tokenizer_class = <class 'Spark.Tokenizer'>
jsonpath_tokenizer_class = <class 'sqlglot.dialects.dialect.JSONPathTokenizer'>
parser_class = <class 'Spark.Parser'>
generator_class = <class 'Spark.Generator'>
TIME_TRIE: Dict = {'y': {0: True, 'y': {'y': {'y': {0: True}}, 0: True}}, 'Y': {0: True, 'Y': {'Y': {'Y': {0: True}}, 0: True}}, 'M': {'M': {'M': {'M': {0: True}, 0: True}, 0: True}, 0: True}, 'd': {'d': {0: True}, 0: True}, 'H': {'H': {0: True}, 0: True}, 'h': {'h': {0: True}, 0: True}, 'm': {'m': {0: True}, 0: True}, 's': {'s': {0: True}, 0: True}, 'S': {'S': {'S': {'S': {'S': {'S': {0: True}}}}}}, 'a': {0: True}, 'D': {'D': {0: True}, 0: True}, 'E': {0: True, 'E': {0: True, 'E': {0: True, 'E': {0: True}}}}, 'z': {0: True}, 'Z': {0: True}}
FORMAT_TRIE: Dict = {'y': {0: True, 'y': {'y': {'y': {0: True}}, 0: True}}, 'Y': {0: True, 'Y': {'Y': {'Y': {0: True}}, 0: True}}, 'M': {'M': {'M': {'M': {0: True}, 0: True}, 0: True}, 0: True}, 'd': {'d': {0: True}, 0: True}, 'H': {'H': {0: True}, 0: True}, 'h': {'h': {0: True}, 0: True}, 'm': {'m': {0: True}, 0: True}, 's': {'s': {0: True}, 0: True}, 'S': {'S': {'S': {'S': {'S': {'S': {0: True}}}}}}, 'a': {0: True}, 'D': {'D': {0: True}, 0: True}, 'E': {0: True, 'E': {0: True, 'E': {0: True, 'E': {0: True}}}}, 'z': {0: True}, 'Z': {0: True}}
INVERSE_TIME_MAPPING: Dict[str, str] = {'%Y': 'yyyy', '%y': 'yy', '%B': 'MMMM', '%b': 'MMM', '%m': 'MM', '%-m': 'M', '%d': 'dd', '%-d': 'd', '%H': 'HH', '%-H': 'H', '%I': 'hh', '%-I': 'h', '%M': 'mm', '%-M': 'm', '%S': 'ss', '%-S': 's', '%f': 'SSSSSS', '%p': 'a', '%j': 'DD', '%-j': 'D', '%a': 'EEE', '%A': 'EEEE', '%Z': 'z', '%z': 'Z'}
INVERSE_TIME_TRIE: Dict = {'%': {'Y': {0: True}, 'y': {0: True}, 'B': {0: True}, 'b': {0: True}, 'm': {0: True}, '-': {'m': {0: True}, 'd': {0: True}, 'H': {0: True}, 'I': {0: True}, 'M': {0: True}, 'S': {0: True}, 'j': {0: True}}, 'd': {0: True}, 'H': {0: True}, 'I': {0: True}, 'M': {0: True}, 'S': {0: True}, 'f': {0: True}, 'p': {0: True}, 'j': {0: True}, 'a': {0: True}, 'A': {0: True}, 'Z': {0: True}, 'z': {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 = '`'
VALID_INTERVAL_UNITS: Set[str] = {'WOY', 'DECADE', 'YR', 'QUARTERS', 'MON', 'DAYOFWEEK', 'TZH', 'MS', 'MILLENNIUM', 'NANOSECOND', 'MONTHS', 'EPOCH_MICROSECONDS', 'WEEKOFYEAR_ISO', 'C', 'SECONDS', 'WEEKOFYEAR', 'NS', 'EPOCH_MILLISECOND', 'Y', 'WK', 'WY', 'USECOND', 'EPOCH_MICROSECOND', 'MILLISEC', 'MONTH', 'YEAR', 'EPOCH_NANOSECONDS', 'MILS', 'DOY', 'NANOSEC', 'DOW_ISO', 'CENT', 'DAYS', 'MINS', 'SEC', 'MILLISECS', 'MI', 'Q', 'MICROSECS', 'DAYOFMONTH', 'WEEKOFYEARISO', 'DECADES', 'S', 'YRS', 'YYYY', 'WEEK', 'MINUTES', 'WEEKDAY', 'EPOCH', 'HOUR', 'YEARS', 'NSEC', 'MSECOND', 'USEC', 'DAYOFWEEK_ISO', 'CENTURIES', 'QTRS', 'MM', 'D', 'MILLISECONDS', 'DAYOFYEAR', 'WEEKISO', 'NANOSECS', 'CENTS', 'WEEKDAY_ISO', 'DAYOFWEEKISO', 'EPOCH_NANOSECOND', 'MICROSECONDS', 'DAY OF YEAR', 'EPOCH_MILLISECONDS', 'USECONDS', 'TIMEZONE_MINUTE', 'YY', 'HR', 'EPOCH_SECONDS', 'MILLENIA', 'W', 'MICROSECOND', 'DECS', 'MINUTE', 'CENTURY', 'MIN', 'YYY', 'MSECONDS', 'HH', 'DD', 'QTR', 'TIMEZONE_HOUR', 'DAY OF WEEK', 'DW', 'QUARTER', 'SECS', 'NSECONDS', 'DW_ISO', 'DAY', 'DY', 'SECOND', 'MILLISECON', 'MICROSEC', 'EPOCH_SECOND', 'HRS', 'HOURS', 'MIL', 'TZM', 'MSEC', 'H', 'DOW', 'MSECS', 'MILLISECOND', 'US', 'MONS', 'DEC', 'WEEK_ISO', 'NSECOND', 'USECS', 'M'}
BIT_START: Optional[str] = None
BIT_END: Optional[str] = None
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
STRINGS_SUPPORT_ESCAPED_SEQUENCES = True
BYTE_STRINGS_SUPPORT_ESCAPED_SEQUENCES = True
class Spark.Tokenizer(sqlglot.dialects.spark2.Spark2.Tokenizer):
121    class Tokenizer(Spark2.Tokenizer):
122        STRING_ESCAPES_ALLOWED_IN_RAW_STRINGS = False
123
124        RAW_STRINGS = [
125            (prefix + q, q)
126            for q in t.cast(t.List[str], Spark2.Tokenizer.QUOTES)
127            for prefix in ("r", "R")
128        ]
129
130        KEYWORDS = {
131            **Spark2.Tokenizer.KEYWORDS,
132            "DECLARE": TokenType.DECLARE,
133        }
STRING_ESCAPES_ALLOWED_IN_RAW_STRINGS = False
RAW_STRINGS = [("r'", "'"), ("R'", "'"), ('r"', '"'), ('R"', '"')]
KEYWORDS = {'{%': <TokenType.BLOCK_START: 70>, '{%+': <TokenType.BLOCK_START: 70>, '{%-': <TokenType.BLOCK_START: 70>, '%}': <TokenType.BLOCK_END: 71>, '+%}': <TokenType.BLOCK_END: 71>, '-%}': <TokenType.BLOCK_END: 71>, '{{+': <TokenType.BLOCK_START: 70>, '{{-': <TokenType.BLOCK_START: 70>, '+}}': <TokenType.BLOCK_END: 71>, '-}}': <TokenType.BLOCK_END: 71>, '/*+': <TokenType.HINT: 288>, '&<': <TokenType.AMP_LT: 60>, '&>': <TokenType.AMP_GT: 61>, '==': <TokenType.EQ: 27>, '::': <TokenType.DCOLON: 13>, '?::': <TokenType.QDCOLON: 360>, '||': <TokenType.DPIPE: 36>, '|>': <TokenType.PIPE_GT: 37>, '>=': <TokenType.GTE: 25>, '<=': <TokenType.LTE: 23>, '<>': <TokenType.NEQ: 28>, '!=': <TokenType.NEQ: 28>, ':=': <TokenType.COLON_EQ: 30>, '<=>': <TokenType.NULLSAFE_EQ: 29>, '->': <TokenType.ARROW: 44>, '->>': <TokenType.DARROW: 45>, '=>': <TokenType.FARROW: 46>, '#>': <TokenType.HASH_ARROW: 48>, '#>>': <TokenType.DHASH_ARROW: 49>, '<->': <TokenType.LR_ARROW: 50>, '&&': <TokenType.DAMP: 59>, '??': <TokenType.DQMARK: 17>, '~~~': <TokenType.GLOB: 282>, '~~': <TokenType.LIKE: 312>, '~~*': <TokenType.ILIKE: 290>, '~*': <TokenType.IRLIKE: 301>, '-|-': <TokenType.ADJACENT: 62>, 'ALL': <TokenType.ALL: 216>, 'AND': <TokenType.AND: 33>, 'ANTI': <TokenType.ANTI: 217>, 'ANY': <TokenType.ANY: 218>, 'ASC': <TokenType.ASC: 221>, 'AS': <TokenType.ALIAS: 214>, 'ASOF': <TokenType.ASOF: 222>, 'AUTOINCREMENT': <TokenType.AUTO_INCREMENT: 224>, 'AUTO_INCREMENT': <TokenType.AUTO_INCREMENT: 224>, 'BEGIN': <TokenType.BEGIN: 225>, 'BETWEEN': <TokenType.BETWEEN: 226>, 'CACHE': <TokenType.CACHE: 228>, 'UNCACHE': <TokenType.UNCACHE: 400>, 'CASE': <TokenType.CASE: 229>, 'CHARACTER SET': <TokenType.CHARACTER_SET: 230>, 'CLUSTER BY': <TokenType.CLUSTER_BY: 231>, 'COLLATE': <TokenType.COLLATE: 232>, 'COLUMN': <TokenType.COLUMN: 78>, 'COMMIT': <TokenType.COMMIT: 235>, 'CONNECT BY': <TokenType.CONNECT_BY: 236>, 'CONSTRAINT': <TokenType.CONSTRAINT: 237>, 'COPY': <TokenType.COPY: 238>, 'CREATE': <TokenType.CREATE: 239>, 'CROSS': <TokenType.CROSS: 240>, 'CUBE': <TokenType.CUBE: 241>, 'CURRENT_DATE': <TokenType.CURRENT_DATE: 242>, 'CURRENT_SCHEMA': <TokenType.CURRENT_SCHEMA: 244>, 'CURRENT_TIME': <TokenType.CURRENT_TIME: 245>, 'CURRENT_TIMESTAMP': <TokenType.CURRENT_TIMESTAMP: 246>, 'CURRENT_USER': <TokenType.CURRENT_USER: 247>, 'CURRENT_CATALOG': <TokenType.CURRENT_CATALOG: 249>, 'DATABASE': <TokenType.DATABASE: 77>, 'DEFAULT': <TokenType.DEFAULT: 251>, 'DELETE': <TokenType.DELETE: 252>, 'DESC': <TokenType.DESC: 253>, 'DESCRIBE': <TokenType.DESCRIBE: 254>, 'DISTINCT': <TokenType.DISTINCT: 257>, 'DISTRIBUTE BY': <TokenType.DISTRIBUTE_BY: 258>, 'DIV': <TokenType.DIV: 259>, 'DROP': <TokenType.DROP: 260>, 'ELSE': <TokenType.ELSE: 261>, 'END': <TokenType.END: 262>, 'ENUM': <TokenType.ENUM: 201>, 'ESCAPE': <TokenType.ESCAPE: 263>, 'EXCEPT': <TokenType.EXCEPT: 264>, 'EXECUTE': <TokenType.EXECUTE: 265>, 'EXISTS': <TokenType.EXISTS: 266>, 'FALSE': <TokenType.FALSE: 267>, 'FETCH': <TokenType.FETCH: 268>, 'FILTER': <TokenType.FILTER: 271>, 'FILE': <TokenType.FILE: 269>, 'FIRST': <TokenType.FIRST: 273>, 'FULL': <TokenType.FULL: 279>, 'FUNCTION': <TokenType.FUNCTION: 280>, 'FOR': <TokenType.FOR: 274>, 'FOREIGN KEY': <TokenType.FOREIGN_KEY: 276>, 'FORMAT': <TokenType.FORMAT: 277>, 'FROM': <TokenType.FROM: 278>, 'GEOGRAPHY': <TokenType.GEOGRAPHY: 168>, 'GEOMETRY': <TokenType.GEOMETRY: 171>, 'GLOB': <TokenType.GLOB: 282>, 'GROUP BY': <TokenType.GROUP_BY: 285>, 'GROUPING SETS': <TokenType.GROUPING_SETS: 286>, 'HAVING': <TokenType.HAVING: 287>, 'ILIKE': <TokenType.ILIKE: 290>, 'IN': <TokenType.IN: 291>, 'INDEX': <TokenType.INDEX: 292>, 'INET': <TokenType.INET: 196>, 'INNER': <TokenType.INNER: 294>, 'INSERT': <TokenType.INSERT: 295>, 'INTERVAL': <TokenType.INTERVAL: 298>, 'INTERSECT': <TokenType.INTERSECT: 297>, 'INTO': <TokenType.INTO: 299>, 'IS': <TokenType.IS: 302>, 'ISNULL': <TokenType.ISNULL: 303>, 'JOIN': <TokenType.JOIN: 304>, 'KEEP': <TokenType.KEEP: 306>, 'KILL': <TokenType.KILL: 308>, 'LATERAL': <TokenType.LATERAL: 310>, 'LEFT': <TokenType.LEFT: 311>, 'LIKE': <TokenType.LIKE: 312>, 'LIMIT': <TokenType.LIMIT: 313>, 'LOAD': <TokenType.LOAD: 315>, 'LOCALTIME': <TokenType.LOCALTIME: 175>, 'LOCALTIMESTAMP': <TokenType.LOCALTIMESTAMP: 176>, 'LOCK': <TokenType.LOCK: 316>, 'MERGE': <TokenType.MERGE: 322>, 'NAMESPACE': <TokenType.NAMESPACE: 426>, 'NATURAL': <TokenType.NATURAL: 325>, 'NEXT': <TokenType.NEXT: 326>, 'NOT': <TokenType.NOT: 26>, 'NOTNULL': <TokenType.NOTNULL: 328>, 'NULL': <TokenType.NULL: 329>, 'OBJECT': <TokenType.OBJECT: 195>, 'OFFSET': <TokenType.OFFSET: 331>, 'ON': <TokenType.ON: 332>, 'OR': <TokenType.OR: 34>, 'XOR': <TokenType.XOR: 63>, 'ORDER BY': <TokenType.ORDER_BY: 335>, 'ORDINALITY': <TokenType.ORDINALITY: 338>, 'OUT': <TokenType.OUT: 339>, 'OUTER': <TokenType.OUTER: 341>, 'OVER': <TokenType.OVER: 342>, 'OVERLAPS': <TokenType.OVERLAPS: 343>, 'OVERWRITE': <TokenType.OVERWRITE: 344>, 'PARTITION': <TokenType.PARTITION: 345>, 'PARTITION BY': <TokenType.PARTITION_BY: 346>, 'PARTITIONED BY': <TokenType.PARTITION_BY: 346>, 'PARTITIONED_BY': <TokenType.PARTITION_BY: 346>, 'PERCENT': <TokenType.PERCENT: 347>, 'PIVOT': <TokenType.PIVOT: 348>, 'PRAGMA': <TokenType.PRAGMA: 351>, 'PRIMARY KEY': <TokenType.PRIMARY_KEY: 353>, 'PROCEDURE': <TokenType.PROCEDURE: 354>, 'OPERATOR': <TokenType.OPERATOR: 334>, 'QUALIFY': <TokenType.QUALIFY: 358>, 'RANGE': <TokenType.RANGE: 361>, 'RECURSIVE': <TokenType.RECURSIVE: 362>, 'REGEXP': <TokenType.RLIKE: 370>, 'RENAME': <TokenType.RENAME: 364>, 'REPLACE': <TokenType.REPLACE: 365>, 'RETURNING': <TokenType.RETURNING: 366>, 'REFERENCES': <TokenType.REFERENCES: 368>, 'RIGHT': <TokenType.RIGHT: 369>, 'RLIKE': <TokenType.RLIKE: 370>, 'ROLLBACK': <TokenType.ROLLBACK: 371>, 'ROLLUP': <TokenType.ROLLUP: 372>, 'ROW': <TokenType.ROW: 373>, 'ROWS': <TokenType.ROWS: 374>, 'SCHEMA': <TokenType.SCHEMA: 80>, 'SELECT': <TokenType.SELECT: 375>, 'SEMI': <TokenType.SEMI: 376>, 'SESSION': <TokenType.SESSION: 56>, 'SESSION_USER': <TokenType.SESSION_USER: 58>, 'SET': <TokenType.SET: 380>, 'SETTINGS': <TokenType.SETTINGS: 381>, 'SHOW': <TokenType.SHOW: 382>, 'SIMILAR TO': <TokenType.SIMILAR_TO: 383>, 'SOME': <TokenType.SOME: 384>, 'SORT BY': <TokenType.SORT_BY: 385>, 'START WITH': <TokenType.START_WITH: 387>, 'STRAIGHT_JOIN': <TokenType.STRAIGHT_JOIN: 389>, 'TABLE': <TokenType.TABLE: 81>, 'TABLESAMPLE': <TokenType.TABLE_SAMPLE: 392>, 'TEMP': <TokenType.TEMPORARY: 394>, 'TEMPORARY': <TokenType.TEMPORARY: 394>, 'THEN': <TokenType.THEN: 396>, 'TRUE': <TokenType.TRUE: 397>, 'TRUNCATE': <TokenType.TRUNCATE: 398>, 'TRIGGER': <TokenType.TRIGGER: 399>, 'UNION': <TokenType.UNION: 401>, 'UNKNOWN': <TokenType.UNKNOWN: 210>, 'UNNEST': <TokenType.UNNEST: 402>, 'UNPIVOT': <TokenType.UNPIVOT: 403>, 'UPDATE': <TokenType.UPDATE: 404>, 'USE': <TokenType.USE: 405>, 'USING': <TokenType.USING: 406>, 'UUID': <TokenType.UUID: 167>, 'VALUES': <TokenType.VALUES: 407>, 'VIEW': <TokenType.VIEW: 409>, 'VOLATILE': <TokenType.VOLATILE: 411>, 'WHEN': <TokenType.WHEN: 412>, 'WHERE': <TokenType.WHERE: 413>, 'WINDOW': <TokenType.WINDOW: 414>, 'WITH': <TokenType.WITH: 415>, 'APPLY': <TokenType.APPLY: 219>, 'ARRAY': <TokenType.ARRAY: 220>, 'BIT': <TokenType.BIT: 93>, 'BOOL': <TokenType.BOOLEAN: 94>, 'BOOLEAN': <TokenType.BOOLEAN: 94>, 'BYTE': <TokenType.TINYINT: 95>, 'MEDIUMINT': <TokenType.MEDIUMINT: 99>, 'INT1': <TokenType.TINYINT: 95>, 'TINYINT': <TokenType.TINYINT: 95>, 'INT16': <TokenType.SMALLINT: 97>, 'SHORT': <TokenType.SMALLINT: 97>, 'SMALLINT': <TokenType.SMALLINT: 97>, 'HUGEINT': <TokenType.INT128: 106>, 'UHUGEINT': <TokenType.UINT128: 107>, 'INT2': <TokenType.SMALLINT: 97>, 'INTEGER': <TokenType.INT: 101>, 'INT': <TokenType.INT: 101>, 'INT4': <TokenType.INT: 101>, 'INT32': <TokenType.INT: 101>, 'INT64': <TokenType.BIGINT: 103>, 'INT128': <TokenType.INT128: 106>, 'INT256': <TokenType.INT256: 108>, 'LONG': <TokenType.BIGINT: 103>, 'BIGINT': <TokenType.BIGINT: 103>, 'INT8': <TokenType.TINYINT: 95>, 'UINT': <TokenType.UINT: 102>, 'UINT128': <TokenType.UINT128: 107>, 'UINT256': <TokenType.UINT256: 109>, 'DEC': <TokenType.DECIMAL: 113>, 'DECIMAL': <TokenType.DECIMAL: 113>, 'DECIMAL32': <TokenType.DECIMAL32: 114>, 'DECIMAL64': <TokenType.DECIMAL64: 115>, 'DECIMAL128': <TokenType.DECIMAL128: 116>, 'DECIMAL256': <TokenType.DECIMAL256: 117>, 'DECFLOAT': <TokenType.DECFLOAT: 118>, 'BIGDECIMAL': <TokenType.BIGDECIMAL: 120>, 'BIGNUMERIC': <TokenType.BIGDECIMAL: 120>, 'BIGNUM': <TokenType.BIGNUM: 105>, 'LIST': <TokenType.LIST: 314>, 'MAP': <TokenType.MAP: 317>, 'NULLABLE': <TokenType.NULLABLE: 170>, 'NUMBER': <TokenType.DECIMAL: 113>, 'NUMERIC': <TokenType.DECIMAL: 113>, 'FIXED': <TokenType.DECIMAL: 113>, 'REAL': <TokenType.FLOAT: 110>, 'FLOAT': <TokenType.FLOAT: 110>, 'FLOAT4': <TokenType.FLOAT: 110>, 'FLOAT8': <TokenType.DOUBLE: 111>, 'DOUBLE': <TokenType.DOUBLE: 111>, 'DOUBLE PRECISION': <TokenType.DOUBLE: 111>, 'JSON': <TokenType.JSON: 137>, 'JSONB': <TokenType.JSONB: 138>, 'CHAR': <TokenType.CHAR: 121>, 'CHARACTER': <TokenType.CHAR: 121>, 'CHAR VARYING': <TokenType.VARCHAR: 123>, 'CHARACTER VARYING': <TokenType.VARCHAR: 123>, 'NCHAR': <TokenType.NCHAR: 122>, 'VARCHAR': <TokenType.VARCHAR: 123>, 'VARCHAR2': <TokenType.VARCHAR: 123>, 'NVARCHAR': <TokenType.NVARCHAR: 124>, 'NVARCHAR2': <TokenType.NVARCHAR: 124>, 'BPCHAR': <TokenType.BPCHAR: 125>, 'STR': <TokenType.TEXT: 126>, 'STRING': <TokenType.TEXT: 126>, 'TEXT': <TokenType.TEXT: 126>, 'LONGTEXT': <TokenType.LONGTEXT: 128>, 'MEDIUMTEXT': <TokenType.MEDIUMTEXT: 127>, 'TINYTEXT': <TokenType.TINYTEXT: 133>, 'CLOB': <TokenType.TEXT: 126>, 'LONGVARCHAR': <TokenType.TEXT: 126>, 'BINARY': <TokenType.BINARY: 135>, 'BLOB': <TokenType.VARBINARY: 136>, 'LONGBLOB': <TokenType.LONGBLOB: 131>, 'MEDIUMBLOB': <TokenType.MEDIUMBLOB: 130>, 'TINYBLOB': <TokenType.TINYBLOB: 132>, 'BYTEA': <TokenType.VARBINARY: 136>, 'VARBINARY': <TokenType.VARBINARY: 136>, 'TIME': <TokenType.TIME: 139>, 'TIMETZ': <TokenType.TIMETZ: 140>, 'TIME_NS': <TokenType.TIME_NS: 141>, 'TIMESTAMP': <TokenType.TIMESTAMPTZ: 143>, 'TIMESTAMPTZ': <TokenType.TIMESTAMPTZ: 143>, 'TIMESTAMPLTZ': <TokenType.TIMESTAMPLTZ: 144>, 'TIMESTAMP_LTZ': <TokenType.TIMESTAMPLTZ: 144>, 'TIMESTAMPNTZ': <TokenType.TIMESTAMPNTZ: 145>, 'TIMESTAMP_NTZ': <TokenType.TIMESTAMPNTZ: 145>, 'DATE': <TokenType.DATE: 153>, 'DATETIME': <TokenType.DATETIME: 149>, 'INT4RANGE': <TokenType.INT4RANGE: 155>, 'INT4MULTIRANGE': <TokenType.INT4MULTIRANGE: 156>, 'INT8RANGE': <TokenType.INT8RANGE: 157>, 'INT8MULTIRANGE': <TokenType.INT8MULTIRANGE: 158>, 'NUMRANGE': <TokenType.NUMRANGE: 159>, 'NUMMULTIRANGE': <TokenType.NUMMULTIRANGE: 160>, 'TSRANGE': <TokenType.TSRANGE: 161>, 'TSMULTIRANGE': <TokenType.TSMULTIRANGE: 162>, 'TSTZRANGE': <TokenType.TSTZRANGE: 163>, 'TSTZMULTIRANGE': <TokenType.TSTZMULTIRANGE: 164>, 'DATERANGE': <TokenType.DATERANGE: 165>, 'DATEMULTIRANGE': <TokenType.DATEMULTIRANGE: 166>, 'UNIQUE': <TokenType.UNIQUE: 416>, 'VECTOR': <TokenType.VECTOR: 211>, 'STRUCT': <TokenType.STRUCT: 390>, 'SEQUENCE': <TokenType.SEQUENCE: 378>, 'VARIANT': <TokenType.VARIANT: 194>, 'ALTER': <TokenType.ALTER: 215>, 'ANALYZE': <TokenType.ANALYZE: 425>, 'CALL': <TokenType.COMMAND: 233>, 'COMMENT': <TokenType.COMMENT: 234>, 'EXPLAIN': <TokenType.COMMAND: 233>, 'GRANT': <TokenType.GRANT: 284>, 'REVOKE': <TokenType.REVOKE: 367>, 'OPTIMIZE': <TokenType.COMMAND: 233>, 'PREPARE': <TokenType.COMMAND: 233>, 'VACUUM': <TokenType.COMMAND: 233>, 'USER-DEFINED': <TokenType.USERDEFINED: 189>, 'FOR VERSION': <TokenType.VERSION_SNAPSHOT: 420>, 'FOR TIMESTAMP': <TokenType.TIMESTAMP_SNAPSHOT: 421>, 'ADD ARCHIVE': <TokenType.COMMAND: 233>, 'ADD ARCHIVES': <TokenType.COMMAND: 233>, 'ADD FILE': <TokenType.COMMAND: 233>, 'ADD FILES': <TokenType.COMMAND: 233>, 'ADD JAR': <TokenType.COMMAND: 233>, 'ADD JARS': <TokenType.COMMAND: 233>, 'MINUS': <TokenType.EXCEPT: 264>, 'MSCK REPAIR': <TokenType.COMMAND: 233>, 'REFRESH': <TokenType.REFRESH: 363>, 'TIMESTAMP AS OF': <TokenType.TIMESTAMP_SNAPSHOT: 421>, 'VERSION AS OF': <TokenType.VERSION_SNAPSHOT: 420>, 'SERDEPROPERTIES': <TokenType.SERDE_PROPERTIES: 379>, 'DECLARE': <TokenType.DECLARE: 250>}
BYTE_STRING_ESCAPES: ClassVar[List[str]] = ['\\']
class Spark.Parser(sqlglot.dialects.spark2.Spark2.Parser):
135    class Parser(Spark2.Parser):
136        FUNCTIONS = {
137            **Spark2.Parser.FUNCTIONS,
138            "ANY_VALUE": _build_with_ignore_nulls(exp.AnyValue),
139            "ARRAY_INSERT": lambda args: exp.ArrayInsert(
140                this=seq_get(args, 0),
141                position=seq_get(args, 1),
142                expression=seq_get(args, 2),
143                offset=1,
144            ),
145            "BIT_AND": exp.BitwiseAndAgg.from_arg_list,
146            "BIT_GET": exp.Getbit.from_arg_list,
147            "BIT_OR": exp.BitwiseOrAgg.from_arg_list,
148            "BIT_XOR": exp.BitwiseXorAgg.from_arg_list,
149            "BIT_COUNT": exp.BitwiseCount.from_arg_list,
150            "CURDATE": exp.CurrentDate.from_arg_list,
151            "DATE_ADD": _build_dateadd,
152            "DATEADD": _build_dateadd,
153            "MAKE_TIMESTAMP": exp.TimestampFromParts.from_arg_list,
154            "TIMESTAMPADD": _build_dateadd,
155            "TIMESTAMPDIFF": build_date_delta(exp.TimestampDiff),
156            "TRY_ADD": exp.SafeAdd.from_arg_list,
157            "TRY_MULTIPLY": exp.SafeMultiply.from_arg_list,
158            "TRY_SUBTRACT": exp.SafeSubtract.from_arg_list,
159            "DATEDIFF": _build_datediff,
160            "DATE_DIFF": _build_datediff,
161            "JSON_OBJECT_KEYS": exp.JSONKeys.from_arg_list,
162            "LISTAGG": exp.GroupConcat.from_arg_list,
163            "TIMESTAMP_LTZ": _build_as_cast("TIMESTAMP_LTZ"),
164            "TIMESTAMP_NTZ": _build_as_cast("TIMESTAMP_NTZ"),
165            "TRY_ELEMENT_AT": lambda args: exp.Bracket(
166                this=seq_get(args, 0),
167                expressions=ensure_list(seq_get(args, 1)),
168                offset=1,
169                safe=True,
170            ),
171            "LIKE": build_like(exp.Like),
172            "ILIKE": build_like(exp.ILike),
173        }
174
175        PLACEHOLDER_PARSERS = {
176            **Spark2.Parser.PLACEHOLDER_PARSERS,
177            TokenType.L_BRACE: lambda self: self._parse_query_parameter(),
178        }
179
180        def _parse_query_parameter(self) -> t.Optional[exp.Expression]:
181            this = self._parse_id_var()
182            self._match(TokenType.R_BRACE)
183            return self.expression(exp.Placeholder, this=this, widget=True)
184
185        FUNCTION_PARSERS = {
186            **Spark2.Parser.FUNCTION_PARSERS,
187            "SUBSTR": lambda self: self._parse_substring(),
188        }
189
190        STATEMENT_PARSERS = {
191            **Spark2.Parser.STATEMENT_PARSERS,
192            TokenType.DECLARE: lambda self: self._parse_declare(),
193        }
194
195        def _parse_generated_as_identity(
196            self,
197        ) -> (
198            exp.GeneratedAsIdentityColumnConstraint
199            | exp.ComputedColumnConstraint
200            | exp.GeneratedAsRowColumnConstraint
201        ):
202            this = super()._parse_generated_as_identity()
203            if this.expression:
204                return self.expression(exp.ComputedColumnConstraint, this=this.expression)
205            return this
206
207        def _parse_pivot_aggregation(self) -> t.Optional[exp.Expression]:
208            # Spark 3+ and Databricks support non aggregate functions in PIVOT too, e.g
209            # PIVOT (..., 'foo' AS bar FOR col_to_pivot IN (...))
210            aggregate_expr = self._parse_function() or self._parse_disjunction()
211            return self._parse_alias(aggregate_expr)

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
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': <function _build_with_ignore_nulls.<locals>._parse>, '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_PERCENTILE_ACCUMULATE': <bound method Func.from_arg_list of <class 'sqlglot.expressions.ApproxPercentileAccumulate'>>, 'APPROX_PERCENTILE_COMBINE': <bound method Func.from_arg_list of <class 'sqlglot.expressions.ApproxPercentileCombine'>>, 'APPROX_PERCENTILE_ESTIMATE': <bound method Func.from_arg_list of <class 'sqlglot.expressions.ApproxPercentileEstimate'>>, '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_K_ACCUMULATE': <bound method Func.from_arg_list of <class 'sqlglot.expressions.ApproxTopKAccumulate'>>, 'APPROX_TOP_K_COMBINE': <bound method Func.from_arg_list of <class 'sqlglot.expressions.ApproxTopKCombine'>>, 'APPROX_TOP_K_ESTIMATE': <bound method Func.from_arg_list of <class 'sqlglot.expressions.ApproxTopKEstimate'>>, 'APPROX_TOP_SUM': <bound method Func.from_arg_list of <class 'sqlglot.expressions.ApproxTopSum'>>, 'APPROXIMATE_SIMILARITY': <bound method Func.from_arg_list of <class 'sqlglot.expressions.ApproximateSimilarity'>>, 'APPROXIMATE_JACCARD_INDEX': <bound method Func.from_arg_list of <class 'sqlglot.expressions.ApproximateSimilarity'>>, '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_APPEND': <function build_array_append>, 'ARRAY_COMPACT': <bound method Func.from_arg_list of <class 'sqlglot.expressions.ArrayCompact'>>, 'ARRAY_CONCAT': <function build_array_concat>, 'ARRAY_CAT': <function build_array_concat>, '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'>>, 'ARRAY_DISTINCT': <bound method Func.from_arg_list of <class 'sqlglot.expressions.ArrayDistinct'>>, 'ARRAY_EXCEPT': <bound method Func.from_arg_list of <class 'sqlglot.expressions.ArrayExcept'>>, '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_INSERT': <function Spark.Parser.<lambda>>, '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_MAX': <bound method Func.from_arg_list of <class 'sqlglot.expressions.ArrayMax'>>, 'ARRAY_MIN': <bound method Func.from_arg_list of <class 'sqlglot.expressions.ArrayMin'>>, 'ARRAY_OVERLAPS': <bound method Func.from_arg_list of <class 'sqlglot.expressions.ArrayOverlaps'>>, 'ARRAY_PREPEND': <function build_array_prepend>, 'ARRAY_REMOVE': <function build_array_remove>, 'ARRAY_REMOVE_AT': <bound method Func.from_arg_list of <class 'sqlglot.expressions.ArrayRemoveAt'>>, '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'>>, 'ARRAYS_ZIP': <bound method Func.from_arg_list of <class 'sqlglot.expressions.ArraysZip'>>, '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'>>, 'BASE64_DECODE_BINARY': <bound method Func.from_arg_list of <class 'sqlglot.expressions.Base64DecodeBinary'>>, 'BASE64_DECODE_STRING': <bound method Func.from_arg_list of <class 'sqlglot.expressions.Base64DecodeString'>>, 'BASE64_ENCODE': <bound method Func.from_arg_list of <class 'sqlglot.expressions.Base64Encode'>>, 'BIT_LENGTH': <bound method Func.from_arg_list of <class 'sqlglot.expressions.BitLength'>>, 'BITMAP_BIT_POSITION': <bound method Func.from_arg_list of <class 'sqlglot.expressions.BitmapBitPosition'>>, 'BITMAP_BUCKET_NUMBER': <bound method Func.from_arg_list of <class 'sqlglot.expressions.BitmapBucketNumber'>>, 'BITMAP_CONSTRUCT_AGG': <bound method Func.from_arg_list of <class 'sqlglot.expressions.BitmapConstructAgg'>>, 'BITMAP_COUNT': <bound method Func.from_arg_list of <class 'sqlglot.expressions.BitmapCount'>>, 'BITMAP_OR_AGG': <bound method Func.from_arg_list of <class 'sqlglot.expressions.BitmapOrAgg'>>, 'BITWISE_AND_AGG': <bound method Func.from_arg_list of <class 'sqlglot.expressions.BitwiseAndAgg'>>, 'BITWISE_COUNT': <bound method Func.from_arg_list of <class 'sqlglot.expressions.BitwiseCount'>>, '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'>>, 'BOOLAND': <bound method Func.from_arg_list of <class 'sqlglot.expressions.Booland'>>, 'BOOLNOT': <bound method Func.from_arg_list of <class 'sqlglot.expressions.Boolnot'>>, 'BOOLOR': <bound method Func.from_arg_list of <class 'sqlglot.expressions.Boolor'>>, 'BOOLXOR_AGG': <bound method Func.from_arg_list of <class 'sqlglot.expressions.BoolxorAgg'>>, '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'>>, 'CHECK_JSON': <bound method Func.from_arg_list of <class 'sqlglot.expressions.CheckJson'>>, 'CHECK_XML': <bound method Func.from_arg_list of <class 'sqlglot.expressions.CheckXml'>>, 'CHR': <bound method Func.from_arg_list of <class 'sqlglot.expressions.Chr'>>, 'CHAR': <bound method Func.from_arg_list of <class 'sqlglot.expressions.Chr'>>, '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'>>, 'COLLATION': <bound method Func.from_arg_list of <class 'sqlglot.expressions.Collation'>>, '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'>>, 'COMPRESS': <bound method Func.from_arg_list of <class 'sqlglot.expressions.Compress'>>, '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'>>, 'COS': <bound method Func.from_arg_list of <class 'sqlglot.expressions.Cos'>>, 'COSH': <bound method Func.from_arg_list of <class 'sqlglot.expressions.Cosh'>>, '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_ACCOUNT': <bound method Func.from_arg_list of <class 'sqlglot.expressions.CurrentAccount'>>, 'CURRENT_ACCOUNT_NAME': <bound method Func.from_arg_list of <class 'sqlglot.expressions.CurrentAccountName'>>, 'CURRENT_AVAILABLE_ROLES': <bound method Func.from_arg_list of <class 'sqlglot.expressions.CurrentAvailableRoles'>>, 'CURRENT_CATALOG': <bound method Func.from_arg_list of <class 'sqlglot.expressions.CurrentCatalog'>>, 'CURRENT_CLIENT': <bound method Func.from_arg_list of <class 'sqlglot.expressions.CurrentClient'>>, 'CURRENT_DATABASE': <bound method Func.from_arg_list of <class 'sqlglot.expressions.CurrentDatabase'>>, '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_IP_ADDRESS': <bound method Func.from_arg_list of <class 'sqlglot.expressions.CurrentIpAddress'>>, 'CURRENT_ORGANIZATION_NAME': <bound method Func.from_arg_list of <class 'sqlglot.expressions.CurrentOrganizationName'>>, 'CURRENT_ORGANIZATION_USER': <bound method Func.from_arg_list of <class 'sqlglot.expressions.CurrentOrganizationUser'>>, 'CURRENT_REGION': <bound method Func.from_arg_list of <class 'sqlglot.expressions.CurrentRegion'>>, 'CURRENT_ROLE': <bound method Func.from_arg_list of <class 'sqlglot.expressions.CurrentRole'>>, 'CURRENT_ROLE_TYPE': <bound method Func.from_arg_list of <class 'sqlglot.expressions.CurrentRoleType'>>, 'CURRENT_SCHEMA': <bound method Func.from_arg_list of <class 'sqlglot.expressions.CurrentSchema'>>, 'CURRENT_SCHEMAS': <bound method Func.from_arg_list of <class 'sqlglot.expressions.CurrentSchemas'>>, 'CURRENT_SECONDARY_ROLES': <bound method Func.from_arg_list of <class 'sqlglot.expressions.CurrentSecondaryRoles'>>, 'CURRENT_SESSION': <bound method Func.from_arg_list of <class 'sqlglot.expressions.CurrentSession'>>, 'CURRENT_STATEMENT': <bound method Func.from_arg_list of <class 'sqlglot.expressions.CurrentStatement'>>, '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_TIMEZONE': <bound method Func.from_arg_list of <class 'sqlglot.expressions.CurrentTimezone'>>, 'CURRENT_TRANSACTION': <bound method Func.from_arg_list of <class 'sqlglot.expressions.CurrentTransaction'>>, 'CURRENT_USER': <bound method Func.from_arg_list of <class 'sqlglot.expressions.CurrentUser'>>, 'CURRENT_VERSION': <bound method Func.from_arg_list of <class 'sqlglot.expressions.CurrentVersion'>>, 'CURRENT_WAREHOUSE': <bound method Func.from_arg_list of <class 'sqlglot.expressions.CurrentWarehouse'>>, 'DATE': <function _build_as_cast.<locals>.<lambda>>, 'DATE_ADD': <function _build_dateadd>, 'DATE_BIN': <bound method Func.from_arg_list of <class 'sqlglot.expressions.DateBin'>>, 'DATEDIFF': <function _build_datediff>, 'DATE_DIFF': <function _build_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_add>, 'DATE_TO_DATE_STR': <function Parser.<lambda>>, 'DATE_TO_DI': <bound method Func.from_arg_list of <class 'sqlglot.expressions.DateToDi'>>, 'DATE_TRUNC': <function Spark2.Parser.<lambda>>, '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 Hive.Parser.<lambda>>, 'DAY_OF_MONTH': <bound method Func.from_arg_list of <class 'sqlglot.expressions.DayOfMonth'>>, 'DAYOFMONTH': <function Spark2.Parser.<lambda>>, 'DAY_OF_WEEK': <bound method Func.from_arg_list of <class 'sqlglot.expressions.DayOfWeek'>>, 'DAYOFWEEK': <function Spark2.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 Spark2.Parser.<lambda>>, 'DAYNAME': <bound method Func.from_arg_list of <class 'sqlglot.expressions.Dayname'>>, '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'>>, 'DECOMPRESS_BINARY': <bound method Func.from_arg_list of <class 'sqlglot.expressions.DecompressBinary'>>, 'DECOMPRESS_STRING': <bound method Func.from_arg_list of <class 'sqlglot.expressions.DecompressString'>>, 'DECRYPT': <bound method Func.from_arg_list of <class 'sqlglot.expressions.Decrypt'>>, 'DECRYPT_RAW': <bound method Func.from_arg_list of <class 'sqlglot.expressions.DecryptRaw'>>, 'DEGREES': <bound method Func.from_arg_list of <class 'sqlglot.expressions.Degrees'>>, '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'>>, 'DOT_PRODUCT': <bound method Func.from_arg_list of <class 'sqlglot.expressions.DotProduct'>>, 'ELT': <bound method Func.from_arg_list of <class 'sqlglot.expressions.Elt'>>, 'ENCODE': <bound method Func.from_arg_list of <class 'sqlglot.expressions.Encode'>>, 'ENCRYPT': <bound method Func.from_arg_list of <class 'sqlglot.expressions.Encrypt'>>, 'ENCRYPT_RAW': <bound method Func.from_arg_list of <class 'sqlglot.expressions.EncryptRaw'>>, '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'>>, 'EQUAL_NULL': <bound method Func.from_arg_list of <class 'sqlglot.expressions.EqualNull'>>, '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'>>, 'FACTORIAL': <bound method Func.from_arg_list of <class 'sqlglot.expressions.Factorial'>>, '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': <function _build_with_ignore_nulls.<locals>._parse>, 'FIRST_VALUE': <function _build_with_ignore_nulls.<locals>._parse>, '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.Format'>>, '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'>>, 'GENERATOR': <bound method Func.from_arg_list of <class 'sqlglot.expressions.Generator'>>, 'GET_EXTRACT': <bound method Func.from_arg_list of <class 'sqlglot.expressions.GetExtract'>>, 'GETBIT': <bound method Func.from_arg_list of <class 'sqlglot.expressions.Getbit'>>, 'GET_BIT': <bound method Func.from_arg_list of <class 'sqlglot.expressions.Getbit'>>, 'GREATEST': <function Parser.<lambda>>, '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'>>, 'GROUPING_ID': <bound method Func.from_arg_list of <class 'sqlglot.expressions.GroupingId'>>, 'HASH_AGG': <bound method Func.from_arg_list of <class 'sqlglot.expressions.HashAgg'>>, 'HEX': <function build_hex>, 'HEX_DECODE_STRING': <bound method Func.from_arg_list of <class 'sqlglot.expressions.HexDecodeString'>>, 'HEX_ENCODE': <bound method Func.from_arg_list of <class 'sqlglot.expressions.HexEncode'>>, 'HLL': <bound method Func.from_arg_list of <class 'sqlglot.expressions.Hll'>>, 'HOST': <bound method Func.from_arg_list of <class 'sqlglot.expressions.Host'>>, 'HOUR': <bound method Func.from_arg_list of <class 'sqlglot.expressions.Hour'>>, '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_ARRAY': <bound method Func.from_arg_list of <class 'sqlglot.expressions.IsArray'>>, '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'>>, 'IS_NULL_VALUE': <bound method Func.from_arg_list of <class 'sqlglot.expressions.IsNullValue'>>, '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 'sqlglot.expressions.JSONBContainsAnyTopKeys'>>, 'J_S_O_N_B_DELETE_AT_PATH': <bound method Func.from_arg_list of <class 'sqlglot.expressions.JSONBDeleteAtPath'>>, 'JSONB_EXISTS': <bound method Func.from_arg_list of <class 'sqlglot.expressions.JSONBExists'>>, 'JSONB_EXTRACT': <bound method Func.from_arg_list of <class 'sqlglot.expressions.JSONBExtract'>>, 'JSONB_EXTRACT_SCALAR': <bound method Func.from_arg_list of <class 'sqlglot.expressions.JSONBExtractScalar'>>, 'J_S_O_N_B_OBJECT_AGG': <bound method Func.from_arg_list of <class 'sqlglot.expressions.JSONBObjectAgg'>>, 'J_S_O_N_BOOL': <bound method Func.from_arg_list of <class 'sqlglot.expressions.JSONBool'>>, 'J_S_O_N_CAST': <bound method Func.from_arg_list of <class 'sqlglot.expressions.JSONCast'>>, 'J_S_O_N_EXISTS': <bound method Func.from_arg_list of <class 'sqlglot.expressions.JSONExists'>>, 'JSON_EXTRACT': <function build_extract_json_with_path.<locals>._builder>, 'JSON_EXTRACT_ARRAY': <bound method Func.from_arg_list of <class 'sqlglot.expressions.JSONExtractArray'>>, 'JSON_EXTRACT_SCALAR': <function build_extract_json_with_path.<locals>._builder>, 'JSON_FORMAT': <bound method Func.from_arg_list of <class 'sqlglot.expressions.JSONFormat'>>, 'JSON_KEYS': <function Parser.<lambda>>, 'J_S_O_N_KEYS_AT_DEPTH': <bound method Func.from_arg_list of <class 'sqlglot.expressions.JSONKeysAtDepth'>>, 'J_S_O_N_OBJECT': <bound method Func.from_arg_list of <class 'sqlglot.expressions.JSONObject'>>, 'J_S_O_N_OBJECT_AGG': <bound method Func.from_arg_list of <class 'sqlglot.expressions.JSONObjectAgg'>>, 'JSON_REMOVE': <bound method Func.from_arg_list of <class 'sqlglot.expressions.JSONRemove'>>, 'JSON_SET': <bound method Func.from_arg_list of <class 'sqlglot.expressions.JSONSet'>>, 'JSON_STRIP_NULLS': <bound method Func.from_arg_list of <class 'sqlglot.expressions.JSONStripNulls'>>, 'J_S_O_N_TABLE': <bound method Func.from_arg_list of <class 'sqlglot.expressions.JSONTable'>>, 'JSON_TYPE': <bound method Func.from_arg_list of <class 'sqlglot.expressions.JSONType'>>, 'J_S_O_N_VALUE_ARRAY': <bound method Func.from_arg_list of <class 'sqlglot.expressions.JSONValueArray'>>, 'JAROWINKLER_SIMILARITY': <bound method Func.from_arg_list of <class 'sqlglot.expressions.JarowinklerSimilarity'>>, 'JUSTIFY_DAYS': <bound method Func.from_arg_list of <class 'sqlglot.expressions.JustifyDays'>>, 'JUSTIFY_HOURS': <bound method Func.from_arg_list of <class 'sqlglot.expressions.JustifyHours'>>, 'JUSTIFY_INTERVAL': <bound method Func.from_arg_list of <class 'sqlglot.expressions.JustifyInterval'>>, 'KURTOSIS': <bound method Func.from_arg_list of <class 'sqlglot.expressions.Kurtosis'>>, 'LAG': <bound method Func.from_arg_list of <class 'sqlglot.expressions.Lag'>>, 'LAST': <function _build_with_ignore_nulls.<locals>._parse>, 'LAST_DAY': <bound method Func.from_arg_list of <class 'sqlglot.expressions.LastDay'>>, 'LAST_DAY_OF_MONTH': <bound method Func.from_arg_list of <class 'sqlglot.expressions.LastDay'>>, 'LAST_VALUE': <function _build_with_ignore_nulls.<locals>._parse>, 'LAX_BOOL': <bound method Func.from_arg_list of <class 'sqlglot.expressions.LaxBool'>>, 'LAX_FLOAT64': <bound method Func.from_arg_list of <class 'sqlglot.expressions.LaxFloat64'>>, 'LAX_INT64': <bound method Func.from_arg_list of <class 'sqlglot.expressions.LaxInt64'>>, 'LAX_STRING': <bound method Func.from_arg_list of <class 'sqlglot.expressions.LaxString'>>, 'LEAD': <bound method Func.from_arg_list of <class 'sqlglot.expressions.Lead'>>, 'LEAST': <function Parser.<lambda>>, 'LEFT': <bound method Func.from_arg_list of <class 'sqlglot.expressions.Left'>>, 'LENGTH': <bound method Func.from_arg_list of <class 'sqlglot.expressions.Length'>>, 'LEN': <bound method Func.from_arg_list of <class 'sqlglot.expressions.Length'>>, 'CHAR_LENGTH': <bound method Func.from_arg_list of <class 'sqlglot.expressions.Length'>>, 'CHARACTER_LENGTH': <bound method Func.from_arg_list of <class 'sqlglot.expressions.Length'>>, 'LEVENSHTEIN': <bound method Func.from_arg_list of <class 'sqlglot.expressions.Levenshtein'>>, 'LIST': <bound method Func.from_arg_list of <class 'sqlglot.expressions.List'>>, 'LN': <bound method Func.from_arg_list of <class 'sqlglot.expressions.Ln'>>, 'LOCALTIME': <bound method Func.from_arg_list of <class 'sqlglot.expressions.Localtime'>>, 'LOCALTIMESTAMP': <bound method Func.from_arg_list of <class 'sqlglot.expressions.Localtimestamp'>>, 'LOG': <function build_logarithm>, 'LOGICAL_AND': <bound method Func.from_arg_list of <class 'sqlglot.expressions.LogicalAnd'>>, 'BOOL_AND': <bound method Func.from_arg_list of <class 'sqlglot.expressions.LogicalAnd'>>, 'BOOLAND_AGG': <bound method Func.from_arg_list of <class 'sqlglot.expressions.LogicalAnd'>>, 'LOGICAL_OR': <bound method Func.from_arg_list of <class 'sqlglot.expressions.LogicalOr'>>, 'BOOL_OR': <bound method Func.from_arg_list of <class 'sqlglot.expressions.LogicalOr'>>, 'BOOLOR_AGG': <bound method Func.from_arg_list of <class 'sqlglot.expressions.LogicalOr'>>, 'LOWER': <function build_lower>, 'LCASE': <bound method Func.from_arg_list of <class 'sqlglot.expressions.Lower'>>, 'LOWER_HEX': <bound method Func.from_arg_list of <class 'sqlglot.expressions.LowerHex'>>, 'MD5': <bound method Func.from_arg_list of <class 'sqlglot.expressions.MD5'>>, 'MD5_DIGEST': <bound method Func.from_arg_list of <class 'sqlglot.expressions.MD5Digest'>>, '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'>>, 'MANHATTAN_DISTANCE': <bound method Func.from_arg_list of <class 'sqlglot.expressions.ManhattanDistance'>>, 'MAP': <function build_var_map>, 'MAP_CAT': <bound method Func.from_arg_list of <class 'sqlglot.expressions.MapCat'>>, 'MAP_CONTAINS_KEY': <bound method Func.from_arg_list of <class 'sqlglot.expressions.MapContainsKey'>>, 'MAP_DELETE': <bound method Func.from_arg_list of <class 'sqlglot.expressions.MapDelete'>>, 'MAP_FROM_ENTRIES': <bound method Func.from_arg_list of <class 'sqlglot.expressions.MapFromEntries'>>, 'MAP_INSERT': <bound method Func.from_arg_list of <class 'sqlglot.expressions.MapInsert'>>, 'MAP_KEYS': <bound method Func.from_arg_list of <class 'sqlglot.expressions.MapKeys'>>, 'MAP_PICK': <bound method Func.from_arg_list of <class 'sqlglot.expressions.MapPick'>>, 'MAP_SIZE': <bound method Func.from_arg_list of <class 'sqlglot.expressions.MapSize'>>, '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 'sqlglot.expressions.Min'>>, 'MINHASH': <bound method Func.from_arg_list of <class 'sqlglot.expressions.Minhash'>>, 'MINHASH_COMBINE': <bound method Func.from_arg_list of <class 'sqlglot.expressions.MinhashCombine'>>, 'MINUTE': <bound method Func.from_arg_list of <class 'sqlglot.expressions.Minute'>>, 'MODE': <bound method Func.from_arg_list of <class 'sqlglot.expressions.Mode'>>, 'MONTH': <function Hive.Parser.<lambda>>, 'MONTHNAME': <bound method Func.from_arg_list of <class 'sqlglot.expressions.Monthname'>>, 'MONTHS_BETWEEN': <bound method Func.from_arg_list of <class 'sqlglot.expressions.MonthsBetween'>>, 'NET_FUNC': <bound method Func.from_arg_list of <class 'sqlglot.expressions.NetFunc'>>, 'NEXT_DAY': <bound method Func.from_arg_list of <class 'sqlglot.expressions.NextDay'>>, 'NEXT_VALUE_FOR': <bound method Func.from_arg_list of <class 'sqlglot.expressions.NextValueFor'>>, 'NORMAL': <bound method Func.from_arg_list of <class 'sqlglot.expressions.Normal'>>, 'NORMALIZE': <bound method Func.from_arg_list of <class 'sqlglot.expressions.Normalize'>>, 'NTH_VALUE': <bound method Func.from_arg_list of <class 'sqlglot.expressions.NthValue'>>, 'NTILE': <bound method Func.from_arg_list of <class 'sqlglot.expressions.Ntile'>>, 'NULLIF': <bound method Func.from_arg_list of <class 'sqlglot.expressions.Nullif'>>, 'NUMBER_TO_STR': <bound method Func.from_arg_list of <class 'sqlglot.expressions.NumberToStr'>>, 'NVL2': <bound method Func.from_arg_list of <class 'sqlglot.expressions.Nvl2'>>, 'OBJECT_AGG': <bound method Func.from_arg_list of <class 'sqlglot.expressions.ObjectAgg'>>, 'OBJECT_ID': <bound method Func.from_arg_list of <class 'sqlglot.expressions.ObjectId'>>, 'OBJECT_INSERT': <bound method Func.from_arg_list of <class 'sqlglot.expressions.ObjectInsert'>>, 'OPEN_J_S_O_N': <bound method Func.from_arg_list of <class 'sqlglot.expressions.OpenJSON'>>, 'OR': <bound method Func.from_arg_list of <class 'sqlglot.expressions.Or'>>, 'OVERLAY': <bound method Func.from_arg_list of <class 'sqlglot.expressions.Overlay'>>, 'PAD': <bound method Func.from_arg_list of <class 'sqlglot.expressions.Pad'>>, 'PARAMETERIZED_AGG': <bound method Func.from_arg_list of <class 'sqlglot.expressions.ParameterizedAgg'>>, 'PARSE_BIGNUMERIC': <bound method Func.from_arg_list of <class 'sqlglot.expressions.ParseBignumeric'>>, 'PARSE_DATETIME': <bound method Func.from_arg_list of <class 'sqlglot.expressions.ParseDatetime'>>, 'PARSE_IP': <bound method Func.from_arg_list of <class 'sqlglot.expressions.ParseIp'>>, 'PARSE_JSON': <bound method Func.from_arg_list of <class 'sqlglot.expressions.ParseJSON'>>, 'JSON_PARSE': <bound method Func.from_arg_list of <class 'sqlglot.expressions.ParseJSON'>>, 'PARSE_NUMERIC': <bound method Func.from_arg_list of <class 'sqlglot.expressions.ParseNumeric'>>, 'PARSE_TIME': <bound method Func.from_arg_list of <class 'sqlglot.expressions.ParseTime'>>, 'PARSE_URL': <bound method Func.from_arg_list of <class 'sqlglot.expressions.ParseUrl'>>, 'PERCENT_RANK': <bound method Func.from_arg_list of <class 'sqlglot.expressions.PercentRank'>>, 'PERCENTILE_CONT': <bound method Func.from_arg_list of <class 'sqlglot.expressions.PercentileCont'>>, 'PERCENTILE_DISC': <bound method Func.from_arg_list of <class 'sqlglot.expressions.PercentileDisc'>>, 'PI': <bound method Func.from_arg_list of <class 'sqlglot.expressions.Pi'>>, 'POSEXPLODE': <bound method Func.from_arg_list of <class 'sqlglot.expressions.Posexplode'>>, 'POSEXPLODE_OUTER': <bound method Func.from_arg_list of <class 'sqlglot.expressions.PosexplodeOuter'>>, 'POWER': <bound method Func.from_arg_list of <class 'sqlglot.expressions.Pow'>>, 'POW': <bound method Func.from_arg_list of <class 'sqlglot.expressions.Pow'>>, 'PREDICT': <bound method Func.from_arg_list of <class 'sqlglot.expressions.Predict'>>, 'PREVIOUS_DAY': <bound method Func.from_arg_list of <class 'sqlglot.expressions.PreviousDay'>>, 'QUANTILE': <bound method Func.from_arg_list of <class 'sqlglot.expressions.Quantile'>>, 'QUARTER': <bound method Func.from_arg_list of <class 'sqlglot.expressions.Quarter'>>, 'RADIANS': <bound method Func.from_arg_list of <class 'sqlglot.expressions.Radians'>>, 'RAND': <bound method Func.from_arg_list of <class 'sqlglot.expressions.Rand'>>, 'RANDOM': <bound method Func.from_arg_list of <class 'sqlglot.expressions.Rand'>>, 'RANDN': <bound method Func.from_arg_list of <class 'sqlglot.expressions.Randn'>>, 'RANDSTR': <bound method Func.from_arg_list of <class 'sqlglot.expressions.Randstr'>>, 'RANGE_BUCKET': <bound method Func.from_arg_list of <class 'sqlglot.expressions.RangeBucket'>>, 'RANGE_N': <bound method Func.from_arg_list of <class 'sqlglot.expressions.RangeN'>>, 'RANK': <bound method Func.from_arg_list of <class 'sqlglot.expressions.Rank'>>, 'READ_CSV': <bound method Func.from_arg_list of <class 'sqlglot.expressions.ReadCSV'>>, 'READ_PARQUET': <bound method Func.from_arg_list of <class 'sqlglot.expressions.ReadParquet'>>, 'REDUCE': <bound method Func.from_arg_list of <class 'sqlglot.expressions.Reduce'>>, 'REG_DOMAIN': <bound method Func.from_arg_list of <class 'sqlglot.expressions.RegDomain'>>, 'REGEXP_COUNT': <bound method Func.from_arg_list of <class 'sqlglot.expressions.RegexpCount'>>, 'REGEXP_EXTRACT': <function build_regexp_extract.<locals>._builder>, 'REGEXP_EXTRACT_ALL': <function 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'REGR_R2': <bound method Func.from_arg_list of <class 'sqlglot.expressions.RegrR2'>>, 'REGR_SLOPE': <bound method Func.from_arg_list of <class 'sqlglot.expressions.RegrSlope'>>, 'REGR_SXX': <bound method Func.from_arg_list of <class 'sqlglot.expressions.RegrSxx'>>, 'REGR_SXY': <bound method Func.from_arg_list of <class 'sqlglot.expressions.RegrSxy'>>, 'REGR_SYY': <bound method Func.from_arg_list of <class 'sqlglot.expressions.RegrSyy'>>, 'REGR_VALX': <bound method Func.from_arg_list of <class 'sqlglot.expressions.RegrValx'>>, 'REGR_VALY': <bound method Func.from_arg_list of <class 'sqlglot.expressions.RegrValy'>>, 'REPEAT': <bound method Func.from_arg_list of <class 'sqlglot.expressions.Repeat'>>, 'REPLACE': <bound method Func.from_arg_list of <class 'sqlglot.expressions.Replace'>>, 'REVERSE': <bound method Func.from_arg_list of <class 'sqlglot.expressions.Reverse'>>, 'RIGHT': <bound method Func.from_arg_list of <class 'sqlglot.expressions.Right'>>, 'ROUND': <bound method 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'SAFE_FUNC': <bound method Func.from_arg_list of <class 'sqlglot.expressions.SafeFunc'>>, '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'>>, 'SEARCH': <bound method Func.from_arg_list of <class 'sqlglot.expressions.Search'>>, 'SEARCH_IP': <bound method Func.from_arg_list of <class 'sqlglot.expressions.SearchIp'>>, 'SEC': <bound method Func.from_arg_list of <class 'sqlglot.expressions.Sec'>>, 'SECH': <bound method Func.from_arg_list of <class 'sqlglot.expressions.Sech'>>, 'SECOND': <bound method Func.from_arg_list of <class 'sqlglot.expressions.Second'>>, 'SEQ1': <bound method Func.from_arg_list of <class 'sqlglot.expressions.Seq1'>>, 'SEQ2': <bound method Func.from_arg_list of <class 'sqlglot.expressions.Seq2'>>, 'SEQ4': <bound method Func.from_arg_list of <class 'sqlglot.expressions.Seq4'>>, 'SEQ8': <bound method Func.from_arg_list of <class 'sqlglot.expressions.Seq8'>>, 'SESSION_USER': <bound method Func.from_arg_list of <class 'sqlglot.expressions.SessionUser'>>, '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'>>, 'SKEWNESS': <bound method Func.from_arg_list of <class 'sqlglot.expressions.Skewness'>>, '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'>>, 'SOUNDEX_P123': <bound method Func.from_arg_list of <class 'sqlglot.expressions.SoundexP123'>>, 'SPACE': <bound method Func.from_arg_list of <class 'sqlglot.expressions.Space'>>, 'SPLIT': <bound method Func.from_arg_list of <class 'sqlglot.expressions.RegexpSplit'>>, '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 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Func.from_arg_list of <class 'sqlglot.expressions.Tanh'>>, '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_SLICE': <bound method Func.from_arg_list of <class 'sqlglot.expressions.TimeSlice'>>, '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': <function _build_as_cast.<locals>.<lambda>>, '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 <class 'sqlglot.expressions.TimestampFromParts'>>, 'TIMESTAMPFROMPARTS': <bound method Func.from_arg_list of <class 'sqlglot.expressions.TimestampFromParts'>>, 'TIMESTAMP_LTZ_FROM_PARTS': <bound method Func.from_arg_list of <class 'sqlglot.expressions.TimestampLtzFromParts'>>, 'TIMESTAMPLTZFROMPARTS': <bound method Func.from_arg_list of <class 'sqlglot.expressions.TimestampLtzFromParts'>>, 'TIMESTAMP_SUB': <bound method Func.from_arg_list of <class 'sqlglot.expressions.TimestampSub'>>, 'TIMESTAMP_TRUNC': <bound method Func.from_arg_list of <class 'sqlglot.expressions.TimestampTrunc'>>, 'TIMESTAMP_TZ_FROM_PARTS': <bound method Func.from_arg_list of <class 'sqlglot.expressions.TimestampTzFromParts'>>, 'TIMESTAMPTZFROMPARTS': <bound method Func.from_arg_list of <class 'sqlglot.expressions.TimestampTzFromParts'>>, 'TO_ARRAY': <bound method Func.from_arg_list of <class 'sqlglot.expressions.ToArray'>>, 'TO_BASE32': <bound method Func.from_arg_list of <class 'sqlglot.expressions.ToBase32'>>, 'TO_BASE64': <bound method Func.from_arg_list of <class 'sqlglot.expressions.ToBase64'>>, 'TO_BINARY': <bound method Func.from_arg_list of <class 'sqlglot.expressions.ToBinary'>>, 'TO_BOOLEAN': <bound method Func.from_arg_list of 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'sqlglot.expressions.Trim'>>, 'TRUNC': <function Spark2.Parser.<lambda>>, 'TRUNCATE': <bound method Func.from_arg_list of <class 'sqlglot.expressions.Trunc'>>, 'TRY': <bound method Func.from_arg_list of <class 'sqlglot.expressions.Try'>>, 'TRY_BASE64_DECODE_BINARY': <bound method Func.from_arg_list of <class 'sqlglot.expressions.TryBase64DecodeBinary'>>, 'TRY_BASE64_DECODE_STRING': <bound method Func.from_arg_list of <class 'sqlglot.expressions.TryBase64DecodeString'>>, 'TRY_CAST': <bound method Func.from_arg_list of <class 'sqlglot.expressions.TryCast'>>, 'TRY_HEX_DECODE_BINARY': <bound method Func.from_arg_list of <class 'sqlglot.expressions.TryHexDecodeBinary'>>, 'TRY_HEX_DECODE_STRING': <bound method Func.from_arg_list of <class 'sqlglot.expressions.TryHexDecodeString'>>, 'TRY_TO_DECFLOAT': <bound method Func.from_arg_list of <class 'sqlglot.expressions.TryToDecfloat'>>, 'TS_OR_DI_TO_DI': <bound method Func.from_arg_list of <class 'sqlglot.expressions.TsOrDiToDi'>>, 'TS_OR_DS_ADD': 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'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': <function Parser.<lambda>>, 'GEN_RANDOM_UUID': <bound method Func.from_arg_list of <class 'sqlglot.expressions.Uuid'>>, 'GENERATE_UUID': <function Parser.<lambda>>, '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': <bound method Func.from_arg_list of <class 'sqlglot.expressions.Week'>>, 'WEEK_OF_YEAR': <bound method Func.from_arg_list of <class 'sqlglot.expressions.WeekOfYear'>>, 'WEEKOFYEAR': <function Spark2.Parser.<lambda>>, 'WIDTH_BUCKET': <bound method Func.from_arg_list of <class 'sqlglot.expressions.WidthBucket'>>, 'XMLELEMENT': <bound method Func.from_arg_list of <class 'sqlglot.expressions.XMLElement'>>, 'XMLGET': <bound method Func.from_arg_list of <class 'sqlglot.expressions.XMLGet'>>, '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 Hive.Parser.<lambda>>, 'YEAR_OF_WEEK': <bound method Func.from_arg_list of <class 'sqlglot.expressions.YearOfWeek'>>, 'YEAROFWEEK': <bound method Func.from_arg_list of <class 'sqlglot.expressions.YearOfWeek'>>, 'YEAR_OF_WEEK_ISO': <bound method Func.from_arg_list of <class 'sqlglot.expressions.YearOfWeekIso'>>, 'YEAROFWEEKISO': <bound method Func.from_arg_list of <class 'sqlglot.expressions.YearOfWeekIso'>>, 'ZIPF': <bound method Func.from_arg_list of <class 'sqlglot.expressions.Zipf'>>, 'ARRAYAGG': <function Parser.<lambda>>, 'GLOB': <function Parser.<lambda>>, 'JSON_EXTRACT_PATH_TEXT': <function build_extract_json_with_path.<locals>._builder>, 'LIKE': <function build_like.<locals>._builder>, 'LOG2': <function Parser.<lambda>>, 'LOG10': <function Parser.<lambda>>, 'LPAD': <function Parser.<lambda>>, 'LEFTPAD': <function Parser.<lambda>>, 'LTRIM': <function Spark2.Parser.<lambda>>, 'MOD': <function build_mod>, 'RIGHTPAD': <function Parser.<lambda>>, 'RPAD': <function Parser.<lambda>>, 'RTRIM': <function Spark2.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>, 'BASE64': <bound method Func.from_arg_list of <class 'sqlglot.expressions.ToBase64'>>, 'COLLECT_LIST': <function Hive.Parser.<lambda>>, 'COLLECT_SET': <bound method Func.from_arg_list of <class 'sqlglot.expressions.ArrayUniqueAgg'>>, 'DATE_FORMAT': <function Hive.Parser.<lambda>>, 'FROM_UNIXTIME': <function build_formatted_time.<locals>._builder>, 'GET_JSON_OBJECT': <function Hive.Parser.<lambda>>, 'SEQUENCE': <bound method Func.from_arg_list of <class 'sqlglot.expressions.GenerateSeries'>>, 'SIZE': <bound method Func.from_arg_list of <class 'sqlglot.expressions.ArraySize'>>, 'TO_DATE': <function _build_to_date>, 'TO_JSON': <bound method Func.from_arg_list of <class 'sqlglot.expressions.JSONFormat'>>, 'UNBASE64': <bound method Func.from_arg_list of <class 'sqlglot.expressions.FromBase64'>>, 'UNIX_TIMESTAMP': <function Hive.Parser.<lambda>>, 'AGGREGATE': <bound method Func.from_arg_list of <class 'sqlglot.expressions.Reduce'>>, 'BOOLEAN': <function _build_as_cast.<locals>.<lambda>>, 'DOUBLE': <function _build_as_cast.<locals>.<lambda>>, 'ELEMENT_AT': <function Spark2.Parser.<lambda>>, 'FLOAT': <function _build_as_cast.<locals>.<lambda>>, 'FORMAT_STRING': <bound method Func.from_arg_list of <class 'sqlglot.expressions.Format'>>, 'FROM_UTC_TIMESTAMP': <function Spark2.Parser.<lambda>>, 'INT': <function _build_as_cast.<locals>.<lambda>>, 'MAP_FROM_ARRAYS': <bound method Func.from_arg_list of <class 'sqlglot.expressions.Map'>>, 'RLIKE': <bound method Func.from_arg_list of <class 'sqlglot.expressions.RegexpLike'>>, 'SHIFTLEFT': <function binary_from_function.<locals>.<lambda>>, 'SHIFTRIGHT': <function binary_from_function.<locals>.<lambda>>, 'SLICE': <bound method Func.from_arg_list of <class 'sqlglot.expressions.ArraySlice'>>, 'TO_TIMESTAMP': <function Spark2.Parser.<lambda>>, 'TO_UNIX_TIMESTAMP': <bound method Func.from_arg_list of <class 'sqlglot.expressions.StrToUnix'>>, 'TO_UTC_TIMESTAMP': <function Spark2.Parser.<lambda>>, 'BIT_AND': <bound method Func.from_arg_list of <class 'sqlglot.expressions.BitwiseAndAgg'>>, 'BIT_GET': <bound method Func.from_arg_list of <class 'sqlglot.expressions.Getbit'>>, '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.BitwiseCount'>>, 'CURDATE': <bound method Func.from_arg_list of <class 'sqlglot.expressions.CurrentDate'>>, 'DATEADD': <function _build_dateadd>, 'MAKE_TIMESTAMP': <bound method Func.from_arg_list of <class 'sqlglot.expressions.TimestampFromParts'>>, 'TIMESTAMPADD': <function _build_dateadd>, 'TRY_ADD': <bound method Func.from_arg_list of <class 'sqlglot.expressions.SafeAdd'>>, 'TRY_MULTIPLY': <bound method Func.from_arg_list of <class 'sqlglot.expressions.SafeMultiply'>>, 'TRY_SUBTRACT': <bound method Func.from_arg_list of <class 'sqlglot.expressions.SafeSubtract'>>, 'JSON_OBJECT_KEYS': <bound method Func.from_arg_list of <class 'sqlglot.expressions.JSONKeys'>>, 'LISTAGG': <bound method Func.from_arg_list of <class 'sqlglot.expressions.GroupConcat'>>, 'TIMESTAMP_LTZ': <function _build_as_cast.<locals>.<lambda>>, 'TIMESTAMP_NTZ': <function _build_as_cast.<locals>.<lambda>>, 'TRY_ELEMENT_AT': <function Spark.Parser.<lambda>>, 'ILIKE': <function build_like.<locals>._builder>}
PLACEHOLDER_PARSERS = {<TokenType.PLACEHOLDER: 349>: <function Parser.<lambda>>, <TokenType.PARAMETER: 55>: <function Parser.<lambda>>, <TokenType.COLON: 11>: <function Parser.<lambda>>, <TokenType.L_BRACE: 5>: <function Spark.Parser.<lambda>>}
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>>, 'CHAR': <function Parser.<lambda>>, 'CHR': <function Parser.<lambda>>, 'DECODE': <function Parser.<lambda>>, 'EXTRACT': <function Parser.<lambda>>, 'FLOOR': <function Parser.<lambda>>, 'GAP_FILL': <function Parser.<lambda>>, 'INITCAP': <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>>, 'PERCENTILE': <function Hive.Parser.<lambda>>, 'PERCENTILE_APPROX': <function Hive.Parser.<lambda>>, 'APPROX_PERCENTILE': <function Spark2.Parser.<lambda>>, 'BROADCAST': <function Spark2.Parser.<lambda>>, 'BROADCASTJOIN': <function Spark2.Parser.<lambda>>, 'MAPJOIN': <function Spark2.Parser.<lambda>>, 'MERGE': <function Spark2.Parser.<lambda>>, 'SHUFFLEMERGE': <function Spark2.Parser.<lambda>>, 'MERGEJOIN': <function Spark2.Parser.<lambda>>, 'SHUFFLE_HASH': <function Spark2.Parser.<lambda>>, 'SHUFFLE_REPLICATE_NL': <function Spark2.Parser.<lambda>>, 'SUBSTR': <function Spark.Parser.<lambda>>}
STATEMENT_PARSERS = {<TokenType.ALTER: 215>: <function Parser.<lambda>>, <TokenType.ANALYZE: 425>: <function Parser.<lambda>>, <TokenType.BEGIN: 225>: <function Parser.<lambda>>, <TokenType.CACHE: 228>: <function Parser.<lambda>>, <TokenType.COMMENT: 234>: <function Parser.<lambda>>, <TokenType.COMMIT: 235>: <function Parser.<lambda>>, <TokenType.COPY: 238>: <function Parser.<lambda>>, <TokenType.CREATE: 239>: <function Parser.<lambda>>, <TokenType.DELETE: 252>: <function Parser.<lambda>>, <TokenType.DESC: 253>: <function Parser.<lambda>>, <TokenType.DESCRIBE: 254>: <function Parser.<lambda>>, <TokenType.DROP: 260>: <function Parser.<lambda>>, <TokenType.GRANT: 284>: <function Parser.<lambda>>, <TokenType.REVOKE: 367>: <function Parser.<lambda>>, <TokenType.INSERT: 295>: <function Parser.<lambda>>, <TokenType.KILL: 308>: <function Parser.<lambda>>, <TokenType.LOAD: 315>: <function Parser.<lambda>>, <TokenType.MERGE: 322>: <function Parser.<lambda>>, <TokenType.PIVOT: 348>: <function Parser.<lambda>>, <TokenType.PRAGMA: 351>: <function Parser.<lambda>>, <TokenType.REFRESH: 363>: <function Parser.<lambda>>, <TokenType.ROLLBACK: 371>: <function Parser.<lambda>>, <TokenType.SET: 380>: <function Parser.<lambda>>, <TokenType.TRUNCATE: 398>: <function Parser.<lambda>>, <TokenType.UNCACHE: 400>: <function Parser.<lambda>>, <TokenType.UNPIVOT: 403>: <function Parser.<lambda>>, <TokenType.UPDATE: 404>: <function Parser.<lambda>>, <TokenType.USE: 405>: <function Parser.<lambda>>, <TokenType.SEMICOLON: 18>: <function Parser.<lambda>>, <TokenType.DECLARE: 250>: <function Spark.Parser.<lambda>>}
NO_PAREN_FUNCTIONS = {<TokenType.CURRENT_DATE: 242>: <class 'sqlglot.expressions.CurrentDate'>, <TokenType.CURRENT_DATETIME: 243>: <class 'sqlglot.expressions.CurrentDate'>, <TokenType.CURRENT_TIMESTAMP: 246>: <class 'sqlglot.expressions.CurrentTimestamp'>, <TokenType.CURRENT_USER: 247>: <class 'sqlglot.expressions.CurrentUser'>, <TokenType.CURRENT_ROLE: 248>: <class 'sqlglot.expressions.CurrentRole'>, <TokenType.SESSION_USER: 58>: <class 'sqlglot.expressions.SessionUser'>}
ID_VAR_TOKENS = {<TokenType.SESSION: 56>, <TokenType.SESSION_USER: 58>, <TokenType.IDENTIFIER: 76>, <TokenType.DATABASE: 77>, <TokenType.COLUMN: 78>, <TokenType.SCHEMA: 80>, <TokenType.TABLE: 81>, <TokenType.WAREHOUSE: 82>, <TokenType.STAGE: 83>, <TokenType.STREAMLIT: 84>, <TokenType.VAR: 85>, <TokenType.BIT: 93>, <TokenType.BOOLEAN: 94>, <TokenType.TINYINT: 95>, <TokenType.UTINYINT: 96>, <TokenType.SMALLINT: 97>, <TokenType.USMALLINT: 98>, <TokenType.MEDIUMINT: 99>, <TokenType.UMEDIUMINT: 100>, <TokenType.INT: 101>, <TokenType.UINT: 102>, <TokenType.BIGINT: 103>, <TokenType.UBIGINT: 104>, <TokenType.BIGNUM: 105>, <TokenType.INT128: 106>, <TokenType.UINT128: 107>, <TokenType.INT256: 108>, <TokenType.UINT256: 109>, <TokenType.FLOAT: 110>, <TokenType.DOUBLE: 111>, <TokenType.UDOUBLE: 112>, <TokenType.DECIMAL: 113>, <TokenType.DECIMAL32: 114>, <TokenType.DECIMAL64: 115>, <TokenType.DECIMAL128: 116>, <TokenType.DECIMAL256: 117>, <TokenType.DECFLOAT: 118>, <TokenType.UDECIMAL: 119>, <TokenType.BIGDECIMAL: 120>, <TokenType.CHAR: 121>, <TokenType.NCHAR: 122>, <TokenType.VARCHAR: 123>, <TokenType.NVARCHAR: 124>, <TokenType.BPCHAR: 125>, <TokenType.TEXT: 126>, <TokenType.MEDIUMTEXT: 127>, <TokenType.LONGTEXT: 128>, <TokenType.BLOB: 129>, <TokenType.MEDIUMBLOB: 130>, <TokenType.LONGBLOB: 131>, <TokenType.TINYBLOB: 132>, <TokenType.TINYTEXT: 133>, <TokenType.NAME: 134>, <TokenType.BINARY: 135>, <TokenType.VARBINARY: 136>, <TokenType.JSON: 137>, <TokenType.JSONB: 138>, <TokenType.TIME: 139>, <TokenType.TIMETZ: 140>, <TokenType.TIME_NS: 141>, <TokenType.TIMESTAMP: 142>, <TokenType.TIMESTAMPTZ: 143>, <TokenType.TIMESTAMPLTZ: 144>, <TokenType.TIMESTAMPNTZ: 145>, <TokenType.TIMESTAMP_S: 146>, <TokenType.TIMESTAMP_MS: 147>, <TokenType.TIMESTAMP_NS: 148>, <TokenType.DATETIME: 149>, <TokenType.DATETIME2: 150>, <TokenType.DATETIME64: 151>, <TokenType.SMALLDATETIME: 152>, <TokenType.DATE: 153>, <TokenType.DATE32: 154>, <TokenType.INT4RANGE: 155>, <TokenType.INT4MULTIRANGE: 156>, <TokenType.INT8RANGE: 157>, <TokenType.INT8MULTIRANGE: 158>, <TokenType.NUMRANGE: 159>, <TokenType.NUMMULTIRANGE: 160>, <TokenType.TSRANGE: 161>, <TokenType.TSMULTIRANGE: 162>, <TokenType.TSTZRANGE: 163>, <TokenType.TSTZMULTIRANGE: 164>, <TokenType.DATERANGE: 165>, <TokenType.DATEMULTIRANGE: 166>, <TokenType.UUID: 167>, <TokenType.GEOGRAPHY: 168>, <TokenType.GEOGRAPHYPOINT: 169>, <TokenType.NULLABLE: 170>, <TokenType.GEOMETRY: 171>, <TokenType.POINT: 172>, <TokenType.RING: 173>, <TokenType.LINESTRING: 174>, <TokenType.LOCALTIME: 175>, <TokenType.LOCALTIMESTAMP: 176>, <TokenType.MULTILINESTRING: 178>, <TokenType.POLYGON: 179>, <TokenType.MULTIPOLYGON: 180>, <TokenType.HLLSKETCH: 181>, <TokenType.HSTORE: 182>, <TokenType.SUPER: 183>, <TokenType.SERIAL: 184>, <TokenType.SMALLSERIAL: 185>, <TokenType.BIGSERIAL: 186>, <TokenType.XML: 187>, <TokenType.YEAR: 188>, <TokenType.USERDEFINED: 189>, <TokenType.MONEY: 190>, <TokenType.SMALLMONEY: 191>, <TokenType.ROWVERSION: 192>, <TokenType.IMAGE: 193>, <TokenType.VARIANT: 194>, <TokenType.OBJECT: 195>, <TokenType.INET: 196>, <TokenType.IPADDRESS: 197>, <TokenType.IPPREFIX: 198>, <TokenType.IPV4: 199>, <TokenType.IPV6: 200>, <TokenType.ENUM: 201>, <TokenType.ENUM8: 202>, <TokenType.ENUM16: 203>, <TokenType.FIXEDSTRING: 204>, <TokenType.LOWCARDINALITY: 205>, <TokenType.NESTED: 206>, <TokenType.AGGREGATEFUNCTION: 207>, <TokenType.SIMPLEAGGREGATEFUNCTION: 208>, <TokenType.TDIGEST: 209>, <TokenType.UNKNOWN: 210>, <TokenType.VECTOR: 211>, <TokenType.DYNAMIC: 212>, <TokenType.VOID: 213>, <TokenType.ALL: 216>, <TokenType.ANTI: 217>, <TokenType.ANY: 218>, <TokenType.APPLY: 219>, <TokenType.ARRAY: 220>, <TokenType.ASC: 221>, <TokenType.ASOF: 222>, <TokenType.ATTACH: 223>, <TokenType.AUTO_INCREMENT: 224>, <TokenType.BEGIN: 225>, <TokenType.CACHE: 228>, <TokenType.CASE: 229>, <TokenType.COLLATE: 232>, <TokenType.COMMAND: 233>, <TokenType.COMMENT: 234>, <TokenType.COMMIT: 235>, <TokenType.CONSTRAINT: 237>, <TokenType.COPY: 238>, <TokenType.CUBE: 241>, <TokenType.CURRENT_DATE: 242>, <TokenType.CURRENT_DATETIME: 243>, <TokenType.CURRENT_SCHEMA: 244>, <TokenType.CURRENT_TIME: 245>, <TokenType.CURRENT_TIMESTAMP: 246>, <TokenType.CURRENT_USER: 247>, <TokenType.CURRENT_ROLE: 248>, <TokenType.CURRENT_CATALOG: 249>, <TokenType.DEFAULT: 251>, <TokenType.DELETE: 252>, <TokenType.DESC: 253>, <TokenType.DESCRIBE: 254>, <TokenType.DETACH: 255>, <TokenType.DICTIONARY: 256>, <TokenType.DIV: 259>, <TokenType.END: 262>, <TokenType.ESCAPE: 263>, <TokenType.EXECUTE: 265>, <TokenType.EXISTS: 266>, <TokenType.FALSE: 267>, <TokenType.FILE: 269>, <TokenType.FILE_FORMAT: 270>, <TokenType.FILTER: 271>, <TokenType.FINAL: 272>, <TokenType.FIRST: 273>, <TokenType.FOREIGN_KEY: 276>, <TokenType.FORMAT: 277>, <TokenType.FULL: 279>, <TokenType.FUNCTION: 280>, <TokenType.GET: 281>, <TokenType.INDEX: 292>, <TokenType.INTERVAL: 298>, <TokenType.IS: 302>, <TokenType.ISNULL: 303>, <TokenType.KEEP: 306>, <TokenType.KILL: 308>, <TokenType.LEFT: 311>, <TokenType.LIMIT: 313>, <TokenType.LIST: 314>, <TokenType.LOAD: 315>, <TokenType.LOCK: 316>, <TokenType.MAP: 317>, <TokenType.MATCH: 318>, <TokenType.MERGE: 322>, <TokenType.MODEL: 324>, <TokenType.NATURAL: 325>, <TokenType.NEXT: 326>, <TokenType.NOTHING: 327>, <TokenType.NULL: 329>, <TokenType.OBJECT_IDENTIFIER: 330>, <TokenType.OFFSET: 331>, <TokenType.OPERATOR: 334>, <TokenType.ORDINALITY: 338>, <TokenType.INOUT: 340>, <TokenType.OVER: 342>, <TokenType.OVERLAPS: 343>, <TokenType.OVERWRITE: 344>, <TokenType.PARTITION: 345>, <TokenType.PERCENT: 347>, <TokenType.PIVOT: 348>, <TokenType.PRAGMA: 351>, <TokenType.PROCEDURE: 354>, <TokenType.PSEUDO_TYPE: 356>, <TokenType.PUT: 357>, <TokenType.RANGE: 361>, <TokenType.RECURSIVE: 362>, <TokenType.REFRESH: 363>, <TokenType.RENAME: 364>, <TokenType.REPLACE: 365>, <TokenType.REFERENCES: 368>, <TokenType.RIGHT: 369>, <TokenType.ROLLUP: 372>, <TokenType.ROW: 373>, <TokenType.ROWS: 374>, <TokenType.SEMI: 376>, <TokenType.SEQUENCE: 378>, <TokenType.SET: 380>, <TokenType.SETTINGS: 381>, <TokenType.SHOW: 382>, <TokenType.SOME: 384>, <TokenType.STORAGE_INTEGRATION: 388>, <TokenType.STRAIGHT_JOIN: 389>, <TokenType.STRUCT: 390>, <TokenType.TAG: 393>, <TokenType.TEMPORARY: 394>, <TokenType.TOP: 395>, <TokenType.TRUE: 397>, <TokenType.TRUNCATE: 398>, <TokenType.TRIGGER: 399>, <TokenType.UNNEST: 402>, <TokenType.UNPIVOT: 403>, <TokenType.UPDATE: 404>, <TokenType.USE: 405>, <TokenType.VIEW: 409>, <TokenType.SEMANTIC_VIEW: 410>, <TokenType.VOLATILE: 411>, <TokenType.WINDOW: 414>, <TokenType.UNIQUE: 416>, <TokenType.SINK: 423>, <TokenType.SOURCE: 424>, <TokenType.ANALYZE: 425>, <TokenType.NAMESPACE: 426>, <TokenType.EXPORT: 427>}
TABLE_ALIAS_TOKENS = {<TokenType.SESSION: 56>, <TokenType.IDENTIFIER: 76>, <TokenType.DATABASE: 77>, <TokenType.COLUMN: 78>, <TokenType.SCHEMA: 80>, <TokenType.TABLE: 81>, <TokenType.WAREHOUSE: 82>, <TokenType.STAGE: 83>, <TokenType.STREAMLIT: 84>, <TokenType.VAR: 85>, <TokenType.BIT: 93>, <TokenType.BOOLEAN: 94>, <TokenType.TINYINT: 95>, <TokenType.UTINYINT: 96>, <TokenType.SMALLINT: 97>, <TokenType.USMALLINT: 98>, <TokenType.MEDIUMINT: 99>, <TokenType.UMEDIUMINT: 100>, <TokenType.INT: 101>, <TokenType.UINT: 102>, <TokenType.BIGINT: 103>, <TokenType.UBIGINT: 104>, <TokenType.BIGNUM: 105>, <TokenType.INT128: 106>, <TokenType.UINT128: 107>, <TokenType.INT256: 108>, <TokenType.UINT256: 109>, <TokenType.FLOAT: 110>, <TokenType.DOUBLE: 111>, <TokenType.UDOUBLE: 112>, <TokenType.DECIMAL: 113>, <TokenType.DECIMAL32: 114>, <TokenType.DECIMAL64: 115>, <TokenType.DECIMAL128: 116>, <TokenType.DECIMAL256: 117>, <TokenType.DECFLOAT: 118>, <TokenType.UDECIMAL: 119>, <TokenType.BIGDECIMAL: 120>, <TokenType.CHAR: 121>, <TokenType.NCHAR: 122>, <TokenType.VARCHAR: 123>, <TokenType.NVARCHAR: 124>, <TokenType.BPCHAR: 125>, <TokenType.TEXT: 126>, <TokenType.MEDIUMTEXT: 127>, <TokenType.LONGTEXT: 128>, <TokenType.BLOB: 129>, <TokenType.MEDIUMBLOB: 130>, <TokenType.LONGBLOB: 131>, <TokenType.TINYBLOB: 132>, <TokenType.TINYTEXT: 133>, <TokenType.NAME: 134>, <TokenType.BINARY: 135>, <TokenType.VARBINARY: 136>, <TokenType.JSON: 137>, <TokenType.JSONB: 138>, <TokenType.TIME: 139>, <TokenType.TIMETZ: 140>, <TokenType.TIME_NS: 141>, <TokenType.TIMESTAMP: 142>, <TokenType.TIMESTAMPTZ: 143>, <TokenType.TIMESTAMPLTZ: 144>, <TokenType.TIMESTAMPNTZ: 145>, <TokenType.TIMESTAMP_S: 146>, <TokenType.TIMESTAMP_MS: 147>, <TokenType.TIMESTAMP_NS: 148>, <TokenType.DATETIME: 149>, <TokenType.DATETIME2: 150>, <TokenType.DATETIME64: 151>, <TokenType.SMALLDATETIME: 152>, <TokenType.DATE: 153>, <TokenType.DATE32: 154>, <TokenType.INT4RANGE: 155>, <TokenType.INT4MULTIRANGE: 156>, <TokenType.INT8RANGE: 157>, <TokenType.INT8MULTIRANGE: 158>, <TokenType.NUMRANGE: 159>, <TokenType.NUMMULTIRANGE: 160>, <TokenType.TSRANGE: 161>, <TokenType.TSMULTIRANGE: 162>, <TokenType.TSTZRANGE: 163>, <TokenType.TSTZMULTIRANGE: 164>, <TokenType.DATERANGE: 165>, <TokenType.DATEMULTIRANGE: 166>, <TokenType.UUID: 167>, <TokenType.GEOGRAPHY: 168>, <TokenType.GEOGRAPHYPOINT: 169>, <TokenType.NULLABLE: 170>, <TokenType.GEOMETRY: 171>, <TokenType.POINT: 172>, <TokenType.RING: 173>, <TokenType.LINESTRING: 174>, <TokenType.LOCALTIME: 175>, <TokenType.LOCALTIMESTAMP: 176>, <TokenType.MULTILINESTRING: 178>, <TokenType.POLYGON: 179>, <TokenType.MULTIPOLYGON: 180>, <TokenType.HLLSKETCH: 181>, <TokenType.HSTORE: 182>, <TokenType.SUPER: 183>, <TokenType.SERIAL: 184>, <TokenType.SMALLSERIAL: 185>, <TokenType.BIGSERIAL: 186>, <TokenType.XML: 187>, <TokenType.YEAR: 188>, <TokenType.USERDEFINED: 189>, <TokenType.MONEY: 190>, <TokenType.SMALLMONEY: 191>, <TokenType.ROWVERSION: 192>, <TokenType.IMAGE: 193>, <TokenType.VARIANT: 194>, <TokenType.OBJECT: 195>, <TokenType.INET: 196>, <TokenType.IPADDRESS: 197>, <TokenType.IPPREFIX: 198>, <TokenType.IPV4: 199>, <TokenType.IPV6: 200>, <TokenType.ENUM: 201>, <TokenType.ENUM8: 202>, <TokenType.ENUM16: 203>, <TokenType.FIXEDSTRING: 204>, <TokenType.LOWCARDINALITY: 205>, <TokenType.NESTED: 206>, <TokenType.AGGREGATEFUNCTION: 207>, <TokenType.SIMPLEAGGREGATEFUNCTION: 208>, <TokenType.TDIGEST: 209>, <TokenType.UNKNOWN: 210>, <TokenType.VECTOR: 211>, <TokenType.DYNAMIC: 212>, <TokenType.VOID: 213>, <TokenType.ALL: 216>, <TokenType.ANY: 218>, <TokenType.APPLY: 219>, <TokenType.ARRAY: 220>, <TokenType.ASC: 221>, <TokenType.ATTACH: 223>, <TokenType.AUTO_INCREMENT: 224>, <TokenType.BEGIN: 225>, <TokenType.CACHE: 228>, <TokenType.CASE: 229>, <TokenType.COLLATE: 232>, <TokenType.COMMAND: 233>, <TokenType.COMMENT: 234>, <TokenType.COMMIT: 235>, <TokenType.CONSTRAINT: 237>, <TokenType.COPY: 238>, <TokenType.CUBE: 241>, <TokenType.CURRENT_DATE: 242>, <TokenType.CURRENT_DATETIME: 243>, <TokenType.CURRENT_SCHEMA: 244>, <TokenType.CURRENT_TIME: 245>, <TokenType.CURRENT_TIMESTAMP: 246>, <TokenType.CURRENT_USER: 247>, <TokenType.CURRENT_ROLE: 248>, <TokenType.DEFAULT: 251>, <TokenType.DELETE: 252>, <TokenType.DESC: 253>, <TokenType.DESCRIBE: 254>, <TokenType.DETACH: 255>, <TokenType.DICTIONARY: 256>, <TokenType.DIV: 259>, <TokenType.END: 262>, <TokenType.ESCAPE: 263>, <TokenType.EXECUTE: 265>, <TokenType.EXISTS: 266>, <TokenType.FALSE: 267>, <TokenType.FILE: 269>, <TokenType.FILE_FORMAT: 270>, <TokenType.FILTER: 271>, <TokenType.FINAL: 272>, <TokenType.FIRST: 273>, <TokenType.FOREIGN_KEY: 276>, <TokenType.FORMAT: 277>, <TokenType.FUNCTION: 280>, <TokenType.GET: 281>, <TokenType.INDEX: 292>, <TokenType.INTERVAL: 298>, <TokenType.IS: 302>, <TokenType.ISNULL: 303>, <TokenType.KEEP: 306>, <TokenType.KILL: 308>, <TokenType.LIMIT: 313>, <TokenType.LIST: 314>, <TokenType.LOAD: 315>, <TokenType.MAP: 317>, <TokenType.MATCH: 318>, <TokenType.MERGE: 322>, <TokenType.MODEL: 324>, <TokenType.NEXT: 326>, <TokenType.NOTHING: 327>, <TokenType.NULL: 329>, <TokenType.OBJECT_IDENTIFIER: 330>, <TokenType.OFFSET: 331>, <TokenType.OPERATOR: 334>, <TokenType.ORDINALITY: 338>, <TokenType.INOUT: 340>, <TokenType.OVER: 342>, <TokenType.OVERLAPS: 343>, <TokenType.OVERWRITE: 344>, <TokenType.PARTITION: 345>, <TokenType.PERCENT: 347>, <TokenType.PIVOT: 348>, <TokenType.PRAGMA: 351>, <TokenType.PROCEDURE: 354>, <TokenType.PSEUDO_TYPE: 356>, <TokenType.PUT: 357>, <TokenType.RANGE: 361>, <TokenType.RECURSIVE: 362>, <TokenType.REFRESH: 363>, <TokenType.RENAME: 364>, <TokenType.REPLACE: 365>, <TokenType.REFERENCES: 368>, <TokenType.ROLLUP: 372>, <TokenType.ROW: 373>, <TokenType.ROWS: 374>, <TokenType.SEQUENCE: 378>, <TokenType.SET: 380>, <TokenType.SETTINGS: 381>, <TokenType.SHOW: 382>, <TokenType.SOME: 384>, <TokenType.STORAGE_INTEGRATION: 388>, <TokenType.STRAIGHT_JOIN: 389>, <TokenType.STRUCT: 390>, <TokenType.TAG: 393>, <TokenType.TEMPORARY: 394>, <TokenType.TOP: 395>, <TokenType.TRUE: 397>, <TokenType.TRUNCATE: 398>, <TokenType.TRIGGER: 399>, <TokenType.UNNEST: 402>, <TokenType.UNPIVOT: 403>, <TokenType.UPDATE: 404>, <TokenType.USE: 405>, <TokenType.VIEW: 409>, <TokenType.SEMANTIC_VIEW: 410>, <TokenType.VOLATILE: 411>, <TokenType.UNIQUE: 416>, <TokenType.SINK: 423>, <TokenType.SOURCE: 424>, <TokenType.ANALYZE: 425>, <TokenType.NAMESPACE: 426>, <TokenType.EXPORT: 427>}
SHOW_TRIE: Dict = {}
SET_TRIE: Dict = {'GLOBAL': {0: True}, 'LOCAL': {0: True}, 'SESSION': {0: True}, 'TRANSACTION': {0: True}}
Inherited Members
sqlglot.parser.Parser
Parser
STRUCT_TYPE_TOKENS
NESTED_TYPE_TOKENS
ENUM_TYPE_TOKENS
AGGREGATE_TYPE_TOKENS
TYPE_TOKENS
SIGNED_TO_UNSIGNED_TYPE_TOKEN
SUBQUERY_PREDICATES
RESERVED_TOKENS
DB_CREATABLES
CREATABLES
TRIGGER_EVENTS
ALTERABLES
ALIAS_TOKENS
COLON_PLACEHOLDER_TOKENS
ARRAY_CONSTRUCTORS
COMMENT_TABLE_ALIAS_TOKENS
UPDATE_ALIAS_TOKENS
TRIM_TYPES
FUNC_TOKENS
CONJUNCTION
ASSIGNMENT
DISJUNCTION
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
RANGE_PARSERS
PIPE_SYNTAX_TRANSFORM_PARSERS
CONSTRAINT_PARSERS
ALTER_ALTER_PARSERS
SCHEMA_UNNAMED_CONSTRAINTS
INVALID_FUNC_NAME_TOKENS
FUNCTIONS_WITH_ALIASED_ARGS
KEY_VALUE_DEFINITIONS
QUERY_MODIFIER_PARSERS
QUERY_MODIFIER_TOKENS
SET_PARSERS
SHOW_PARSERS
TYPE_LITERAL_PARSERS
TYPE_CONVERTERS
DDL_SELECT_TOKENS
PRE_VOLATILE_TOKENS
TRANSACTION_KIND
TRANSACTION_CHARACTERISTICS
CONFLICT_ACTIONS
TRIGGER_TIMING
TRIGGER_DEFERRABLE
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
SET_ASSIGNMENT_DELIMITERS
ANALYZE_STYLES
ANALYZE_EXPRESSION_PARSERS
PARTITION_KEYWORDS
AMBIGUOUS_ALIAS_TOKENS
OPERATION_MODIFIERS
RECURSIVE_CTE_SEARCH_KIND
MODIFIABLES
PREFIXED_PIVOT_COLUMNS
IDENTIFY_PIVOT_STRINGS
TABLESAMPLE_CSV
DEFAULT_SAMPLING_METHOD
SET_REQUIRES_ASSIGNMENT_DELIMITER
STRING_ALIASES
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
SUPPORTS_PARTITION_SELECTION
WRAPPED_TRANSFORM_COLUMN_CONSTRAINT
OPTIONAL_ALIAS_TOKEN_CTE
ALTER_RENAME_REQUIRES_COLUMN
ZONE_AWARE_TIMESTAMP_CONSTRUCTOR
MAP_KEYS_ARE_ARBITRARY_EXPRESSIONS
JSON_EXTRACT_REQUIRES_JSON_EXPRESSION
SUPPORTS_OMITTED_INTERVAL_SPAN_UNIT
raise_error
validate_expression
reset
errors
error_level
error_message_context
max_errors
dialect
sql
parse
parse_into
check_errors
expression
parse_set_operation
build_cast
sqlglot.dialects.spark2.Spark2.Parser
TRIM_PATTERN_FIRST
CHANGE_COLUMN_ALTER_SYNTAX
sqlglot.dialects.hive.Hive.Parser
LOG_DEFAULTS_TO_LN
STRICT_CAST
VALUES_FOLLOWED_BY_PAREN
JOINS_HAVE_EQUAL_PRECEDENCE
ADD_JOIN_ON_TRUE
ALTER_TABLE_PARTITIONS
NO_PAREN_FUNCTION_PARSERS
PROPERTY_PARSERS
ALTER_PARSERS
class Spark.Generator(sqlglot.dialects.spark2.Spark2.Generator):
213    class Generator(Spark2.Generator):
214        SUPPORTS_TO_NUMBER = True
215        PAD_FILL_PATTERN_IS_REQUIRED = False
216        SUPPORTS_CONVERT_TIMEZONE = True
217        SUPPORTS_MEDIAN = True
218        SUPPORTS_UNIX_SECONDS = True
219        SUPPORTS_DECODE_CASE = True
220
221        TYPE_MAPPING = {
222            **Spark2.Generator.TYPE_MAPPING,
223            exp.DataType.Type.MONEY: "DECIMAL(15, 4)",
224            exp.DataType.Type.SMALLMONEY: "DECIMAL(6, 4)",
225            exp.DataType.Type.UUID: "STRING",
226            exp.DataType.Type.TIMESTAMPLTZ: "TIMESTAMP_LTZ",
227            exp.DataType.Type.TIMESTAMPNTZ: "TIMESTAMP_NTZ",
228        }
229
230        TRANSFORMS = {
231            **Spark2.Generator.TRANSFORMS,
232            exp.ArrayConstructCompact: lambda self, e: self.func(
233                "ARRAY_COMPACT", self.func("ARRAY", *e.expressions)
234            ),
235            exp.ArrayInsert: lambda self, e: self.func(
236                "ARRAY_INSERT", e.this, e.args.get("position"), e.expression
237            ),
238            exp.ArrayAppend: array_append_sql("ARRAY_APPEND"),
239            exp.ArrayPrepend: array_append_sql("ARRAY_PREPEND"),
240            exp.BitwiseAndAgg: rename_func("BIT_AND"),
241            exp.BitwiseOrAgg: rename_func("BIT_OR"),
242            exp.BitwiseXorAgg: rename_func("BIT_XOR"),
243            exp.BitwiseCount: rename_func("BIT_COUNT"),
244            exp.Create: preprocess(
245                [
246                    remove_unique_constraints,
247                    lambda e: ctas_with_tmp_tables_to_create_tmp_view(
248                        e, temporary_storage_provider
249                    ),
250                    move_partitioned_by_to_schema_columns,
251                ]
252            ),
253            exp.CurrentVersion: rename_func("VERSION"),
254            exp.DateFromUnixDate: rename_func("DATE_FROM_UNIX_DATE"),
255            exp.DatetimeAdd: date_delta_to_binary_interval_op(cast=False),
256            exp.DatetimeSub: date_delta_to_binary_interval_op(cast=False),
257            exp.GroupConcat: _groupconcat_sql,
258            exp.EndsWith: rename_func("ENDSWITH"),
259            exp.JSONKeys: rename_func("JSON_OBJECT_KEYS"),
260            exp.PartitionedByProperty: lambda self,
261            e: f"PARTITIONED BY {self.wrap(self.expressions(sqls=[_normalize_partition(e) for e in e.this.expressions], skip_first=True))}",
262            exp.SafeAdd: rename_func("TRY_ADD"),
263            exp.SafeMultiply: rename_func("TRY_MULTIPLY"),
264            exp.SafeSubtract: rename_func("TRY_SUBTRACT"),
265            exp.StartsWith: rename_func("STARTSWITH"),
266            exp.TimeAdd: date_delta_to_binary_interval_op(cast=False),
267            exp.TimeSub: date_delta_to_binary_interval_op(cast=False),
268            exp.TsOrDsAdd: _dateadd_sql,
269            exp.TimestampAdd: _dateadd_sql,
270            exp.TimestampFromParts: rename_func("MAKE_TIMESTAMP"),
271            exp.TimestampSub: date_delta_to_binary_interval_op(cast=False),
272            exp.DatetimeDiff: timestampdiff_sql,
273            exp.TimestampDiff: timestampdiff_sql,
274            exp.TryCast: lambda self, e: (
275                self.trycast_sql(e) if e.args.get("safe") else self.cast_sql(e)
276            ),
277        }
278        TRANSFORMS.pop(exp.AnyValue)
279        TRANSFORMS.pop(exp.DateDiff)
280
281        def bracket_sql(self, expression: exp.Bracket) -> str:
282            if expression.args.get("safe"):
283                key = seq_get(self.bracket_offset_expressions(expression, index_offset=1), 0)
284                return self.func("TRY_ELEMENT_AT", expression.this, key)
285
286            return super().bracket_sql(expression)
287
288        def computedcolumnconstraint_sql(self, expression: exp.ComputedColumnConstraint) -> str:
289            return f"GENERATED ALWAYS AS ({self.sql(expression, 'this')})"
290
291        def anyvalue_sql(self, expression: exp.AnyValue) -> str:
292            return self.function_fallback_sql(expression)
293
294        def datediff_sql(self, expression: exp.DateDiff) -> str:
295            end = self.sql(expression, "this")
296            start = self.sql(expression, "expression")
297
298            if expression.unit:
299                return self.func("DATEDIFF", unit_to_var(expression), start, end)
300
301            return self.func("DATEDIFF", end, start)
302
303        def placeholder_sql(self, expression: exp.Placeholder) -> str:
304            if not expression.args.get("widget"):
305                return super().placeholder_sql(expression)
306
307            return f"{{{expression.name}}}"
308
309        def readparquet_sql(self, expression: exp.ReadParquet) -> str:
310            if len(expression.expressions) != 1:
311                self.unsupported("READ_PARQUET with multiple arguments is not supported")
312                return ""
313
314            parquet_file = expression.expressions[0]
315            return f"parquet.`{parquet_file.name}`"
316
317        def ifblock_sql(self, expression: exp.IfBlock) -> str:
318            condition = expression.this
319            true_block = expression.args.get("true")
320
321            condition_expr = None
322            if isinstance(condition, exp.Not):
323                inner = condition.this
324                if isinstance(inner, exp.Is) and isinstance(inner.expression, exp.Null):
325                    condition_expr = inner.this
326
327            if isinstance(condition_expr, exp.ObjectId):
328                object_type = condition_expr.expression
329                if (
330                    (object_type is None or object_type.name.upper() == "U")
331                    and isinstance(true_block, exp.Block)
332                    and isinstance(drop := true_block.expressions[0], exp.Drop)
333                ):
334                    drop.set("exists", True)
335                    return self.sql(drop)
336
337            return super().ifblock_sql(expression)

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: Always quote except for specials cases. '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
SUPPORTS_TO_NUMBER = True
PAD_FILL_PATTERN_IS_REQUIRED = False
SUPPORTS_CONVERT_TIMEZONE = True
SUPPORTS_MEDIAN = True
SUPPORTS_UNIX_SECONDS = True
SUPPORTS_DECODE_CASE = True
TYPE_MAPPING = {<Type.DATETIME2: 'DATETIME2'>: 'TIMESTAMP', <Type.NCHAR: 'NCHAR'>: 'CHAR', <Type.NVARCHAR: 'NVARCHAR'>: 'VARCHAR', <Type.MEDIUMTEXT: 'MEDIUMTEXT'>: 'TEXT', <Type.LONGTEXT: 'LONGTEXT'>: 'TEXT', <Type.TINYTEXT: 'TINYTEXT'>: 'TEXT', <Type.BLOB: 'BLOB'>: 'BINARY', <Type.MEDIUMBLOB: 'MEDIUMBLOB'>: 'BLOB', <Type.LONGBLOB: 'LONGBLOB'>: 'BLOB', <Type.TINYBLOB: 'TINYBLOB'>: 'BLOB', <Type.INET: 'INET'>: 'INET', <Type.ROWVERSION: 'ROWVERSION'>: 'BINARY', <Type.SMALLDATETIME: 'SMALLDATETIME'>: 'TIMESTAMP', <Type.BIT: 'BIT'>: 'BOOLEAN', <Type.DATETIME: 'DATETIME'>: 'TIMESTAMP', <Type.TEXT: 'TEXT'>: 'STRING', <Type.TIME: 'TIME'>: 'TIMESTAMP', <Type.TIMESTAMPNTZ: 'TIMESTAMPNTZ'>: 'TIMESTAMP_NTZ', <Type.TIMESTAMPTZ: 'TIMESTAMPTZ'>: 'TIMESTAMP', <Type.UTINYINT: 'UTINYINT'>: 'SMALLINT', <Type.VARBINARY: 'VARBINARY'>: 'BINARY', <Type.MONEY: 'MONEY'>: 'DECIMAL(15, 4)', <Type.SMALLMONEY: 'SMALLMONEY'>: 'DECIMAL(6, 4)', <Type.UUID: 'UUID'>: 'STRING', <Type.TIMESTAMPLTZ: 'TIMESTAMPLTZ'>: 'TIMESTAMP_LTZ'}
TRANSFORMS = {<class 'sqlglot.expressions.JSONPathKey'>: <function <lambda>>, <class 'sqlglot.expressions.JSONPathRoot'>: <function <lambda>>, <class 'sqlglot.expressions.JSONPathSubscript'>: <function <lambda>>, <class 'sqlglot.expressions.JSONPathWildcard'>: <function <lambda>>, <class 'sqlglot.expressions.Adjacent'>: <function Generator.<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 Hive.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.CurrentCatalog'>: <function Generator.<lambda>>, <class 'sqlglot.expressions.SessionUser'>: <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.EndStatement'>: <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.NetFunc'>: <function Generator.<lambda>>, <class 'sqlglot.expressions.NonClusteredColumnConstraint'>: <function Hive.Generator.<lambda>>, <class 'sqlglot.expressions.NoPrimaryIndexProperty'>: <function Generator.<lambda>>, <class 'sqlglot.expressions.NotForReplicationColumnConstraint'>: <function Hive.Generator.<lambda>>, <class 'sqlglot.expressions.OnCommitProperty'>: <function Generator.<lambda>>, <class 'sqlglot.expressions.OnProperty'>: <function Hive.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.ExtendsLeft'>: <function Generator.<lambda>>, <class 'sqlglot.expressions.ExtendsRight'>: <function Generator.<lambda>>, <class 'sqlglot.expressions.PathColumnConstraint'>: <function Generator.<lambda>>, <class 'sqlglot.expressions.PartitionedByBucket'>: <function Hive.Generator.<lambda>>, <class 'sqlglot.expressions.PartitionByTruncate'>: <function Hive.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.ZeroFillColumnConstraint'>: <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.SafeFunc'>: <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.TriggerExecute'>: <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.UppercaseColumnConstraint'>: <function Generator.<lambda>>, <class 'sqlglot.expressions.UtcDate'>: <function Generator.<lambda>>, <class 'sqlglot.expressions.UtcTime'>: <function Generator.<lambda>>, <class 'sqlglot.expressions.UtcTimestamp'>: <function Generator.<lambda>>, <class 'sqlglot.expressions.Variadic'>: <function Generator.<lambda>>, <class 'sqlglot.expressions.VarMap'>: <function var_map_sql>, <class 'sqlglot.expressions.ViewAttributeProperty'>: <function Generator.<lambda>>, <class 'sqlglot.expressions.VolatileProperty'>: <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.Property'>: <function property_sql>, <class 'sqlglot.expressions.ApproxDistinct'>: <function rename_func.<locals>.<lambda>>, <class 'sqlglot.expressions.ArgMax'>: <function arg_max_or_min_no_count.<locals>._arg_max_or_min_sql>, <class 'sqlglot.expressions.ArgMin'>: <function arg_max_or_min_no_count.<locals>._arg_max_or_min_sql>, <class 'sqlglot.expressions.Array'>: <function preprocess.<locals>._to_sql>, <class 'sqlglot.expressions.ArrayConcat'>: <function rename_func.<locals>.<lambda>>, <class 'sqlglot.expressions.ArrayToString'>: <function rename_func.<locals>.<lambda>>, <class 'sqlglot.expressions.With'>: <function no_recursive_cte_sql>, <class 'sqlglot.expressions.DateAdd'>: <function _add_date_sql>, <class 'sqlglot.expressions.DateStrToDate'>: <function datestrtodate_sql>, <class 'sqlglot.expressions.DateSub'>: <function _add_date_sql>, <class 'sqlglot.expressions.DateToDi'>: <function Hive.Generator.<lambda>>, <class 'sqlglot.expressions.DiToDate'>: <function Hive.Generator.<lambda>>, <class 'sqlglot.expressions.StorageHandlerProperty'>: <function Hive.Generator.<lambda>>, <class 'sqlglot.expressions.FromBase64'>: <function rename_func.<locals>.<lambda>>, <class 'sqlglot.expressions.GenerateSeries'>: <function sequence_sql>, <class 'sqlglot.expressions.GenerateDateArray'>: <function sequence_sql>, <class 'sqlglot.expressions.If'>: <function if_sql.<locals>._if_sql>, <class 'sqlglot.expressions.IntDiv'>: <function Hive.Generator.<lambda>>, <class 'sqlglot.expressions.IsNan'>: <function rename_func.<locals>.<lambda>>, <class 'sqlglot.expressions.JSONExtract'>: <function Hive.Generator.<lambda>>, <class 'sqlglot.expressions.JSONExtractScalar'>: <function Hive.Generator.<lambda>>, <class 'sqlglot.expressions.JSONFormat'>: <function _json_format_sql>, <class 'sqlglot.expressions.Map'>: <function _map_sql>, <class 'sqlglot.expressions.Max'>: <function max_or_greatest>, <class 'sqlglot.expressions.MD5Digest'>: <function Hive.Generator.<lambda>>, <class 'sqlglot.expressions.Min'>: <function min_or_least>, <class 'sqlglot.expressions.NotNullColumnConstraint'>: <function Hive.Generator.<lambda>>, <class 'sqlglot.expressions.Create'>: <function preprocess.<locals>._to_sql>, <class 'sqlglot.expressions.Quantile'>: <function rename_func.<locals>.<lambda>>, <class 'sqlglot.expressions.ApproxQuantile'>: <function rename_func.<locals>.<lambda>>, <class 'sqlglot.expressions.RegexpExtract'>: <function regexp_extract_sql>, <class 'sqlglot.expressions.RegexpExtractAll'>: <function regexp_extract_sql>, <class 'sqlglot.expressions.RegexpReplace'>: <function Spark2.Generator.<lambda>>, <class 'sqlglot.expressions.RegexpLike'>: <function Hive.Generator.<lambda>>, <class 'sqlglot.expressions.RegexpSplit'>: <function rename_func.<locals>.<lambda>>, <class 'sqlglot.expressions.SchemaCommentProperty'>: <function Hive.Generator.<lambda>>, <class 'sqlglot.expressions.ArrayUniqueAgg'>: <function rename_func.<locals>.<lambda>>, <class 'sqlglot.expressions.Split'>: <function Hive.Generator.<lambda>>, <class 'sqlglot.expressions.Select'>: <function preprocess.<locals>._to_sql>, <class 'sqlglot.expressions.StrPosition'>: <function Hive.Generator.<lambda>>, <class 'sqlglot.expressions.StrToDate'>: <function _str_to_date>, <class 'sqlglot.expressions.StrToTime'>: <function Spark2.Generator.<lambda>>, <class 'sqlglot.expressions.StrToUnix'>: <function _str_to_unix_sql>, <class 'sqlglot.expressions.StructExtract'>: <function struct_extract_sql>, <class 'sqlglot.expressions.StarMap'>: <function rename_func.<locals>.<lambda>>, <class 'sqlglot.expressions.Table'>: <function preprocess.<locals>._to_sql>, <class 'sqlglot.expressions.TimeStrToDate'>: <function rename_func.<locals>.<lambda>>, <class 'sqlglot.expressions.TimeStrToTime'>: <function timestrtotime_sql>, <class 'sqlglot.expressions.TimeStrToUnix'>: <function rename_func.<locals>.<lambda>>, <class 'sqlglot.expressions.TimestampTrunc'>: <function Spark2.Generator.<lambda>>, <class 'sqlglot.expressions.TimeToUnix'>: <function rename_func.<locals>.<lambda>>, <class 'sqlglot.expressions.ToBase64'>: <function rename_func.<locals>.<lambda>>, <class 'sqlglot.expressions.TsOrDiToDi'>: <function Hive.Generator.<lambda>>, <class 'sqlglot.expressions.TsOrDsAdd'>: <function _dateadd_sql>, <class 'sqlglot.expressions.TsOrDsDiff'>: <function _date_diff_sql>, <class 'sqlglot.expressions.TsOrDsToDate'>: <function _to_date_sql>, <class 'sqlglot.expressions.TryCast'>: <function Spark.Generator.<lambda>>, <class 'sqlglot.expressions.Trim'>: <function trim_sql>, <class 'sqlglot.expressions.Unicode'>: <function rename_func.<locals>.<lambda>>, <class 'sqlglot.expressions.UnixToStr'>: <function Hive.Generator.<lambda>>, <class 'sqlglot.expressions.UnixToTime'>: <function _unix_to_time_sql>, <class 'sqlglot.expressions.UnixToTimeStr'>: <function rename_func.<locals>.<lambda>>, <class 'sqlglot.expressions.Unnest'>: <function rename_func.<locals>.<lambda>>, <class 'sqlglot.expressions.PartitionedByProperty'>: <function Spark.Generator.<lambda>>, <class 'sqlglot.expressions.NumberToStr'>: <function rename_func.<locals>.<lambda>>, <class 'sqlglot.expressions.National'>: <function Hive.Generator.<lambda>>, <class 'sqlglot.expressions.PrimaryKeyColumnConstraint'>: <function Hive.Generator.<lambda>>, <class 'sqlglot.expressions.WeekOfYear'>: <function rename_func.<locals>.<lambda>>, <class 'sqlglot.expressions.DayOfMonth'>: <function rename_func.<locals>.<lambda>>, <class 'sqlglot.expressions.DayOfWeek'>: <function rename_func.<locals>.<lambda>>, <class 'sqlglot.expressions.Levenshtein'>: <function rename_func.<locals>.<lambda>>, <class 'sqlglot.expressions.ArraySum'>: <function Spark2.Generator.<lambda>>, <class 'sqlglot.expressions.ArraySlice'>: <function rename_func.<locals>.<lambda>>, <class 'sqlglot.expressions.AtTimeZone'>: <function Spark2.Generator.<lambda>>, <class 'sqlglot.expressions.BitwiseLeftShift'>: <function rename_func.<locals>.<lambda>>, <class 'sqlglot.expressions.BitwiseRightShift'>: <function rename_func.<locals>.<lambda>>, <class 'sqlglot.expressions.DateFromParts'>: <function rename_func.<locals>.<lambda>>, <class 'sqlglot.expressions.DateTrunc'>: <function Spark2.Generator.<lambda>>, <class 'sqlglot.expressions.DayOfWeekIso'>: <function Spark2.Generator.<lambda>>, <class 'sqlglot.expressions.DayOfYear'>: <function rename_func.<locals>.<lambda>>, <class 'sqlglot.expressions.Format'>: <function rename_func.<locals>.<lambda>>, <class 'sqlglot.expressions.From'>: <function preprocess.<locals>._to_sql>, <class 'sqlglot.expressions.FromTimeZone'>: <function Spark2.Generator.<lambda>>, <class 'sqlglot.expressions.LogicalAnd'>: <function rename_func.<locals>.<lambda>>, <class 'sqlglot.expressions.LogicalOr'>: <function rename_func.<locals>.<lambda>>, <class 'sqlglot.expressions.Pivot'>: <function preprocess.<locals>._to_sql>, <class 'sqlglot.expressions.Reduce'>: <function rename_func.<locals>.<lambda>>, <class 'sqlglot.expressions.SHA2Digest'>: <function Spark2.Generator.<lambda>>, <class 'sqlglot.expressions.VariancePop'>: <function rename_func.<locals>.<lambda>>, <class 'sqlglot.expressions.WithinGroup'>: <function preprocess.<locals>._to_sql>, <class 'sqlglot.expressions.ArrayConstructCompact'>: <function Spark.Generator.<lambda>>, <class 'sqlglot.expressions.ArrayInsert'>: <function Spark.Generator.<lambda>>, <class 'sqlglot.expressions.ArrayAppend'>: <function array_append_sql.<locals>._array_append_sql>, <class 'sqlglot.expressions.ArrayPrepend'>: <function array_append_sql.<locals>._array_append_sql>, <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.BitwiseCount'>: <function rename_func.<locals>.<lambda>>, <class 'sqlglot.expressions.CurrentVersion'>: <function rename_func.<locals>.<lambda>>, <class 'sqlglot.expressions.DateFromUnixDate'>: <function rename_func.<locals>.<lambda>>, <class 'sqlglot.expressions.DatetimeAdd'>: <function date_delta_to_binary_interval_op.<locals>.date_delta_to_binary_interval_op_sql>, <class 'sqlglot.expressions.DatetimeSub'>: <function date_delta_to_binary_interval_op.<locals>.date_delta_to_binary_interval_op_sql>, <class 'sqlglot.expressions.GroupConcat'>: <function _groupconcat_sql>, <class 'sqlglot.expressions.EndsWith'>: <function rename_func.<locals>.<lambda>>, <class 'sqlglot.expressions.JSONKeys'>: <function rename_func.<locals>.<lambda>>, <class 'sqlglot.expressions.SafeAdd'>: <function rename_func.<locals>.<lambda>>, <class 'sqlglot.expressions.SafeMultiply'>: <function rename_func.<locals>.<lambda>>, <class 'sqlglot.expressions.SafeSubtract'>: <function rename_func.<locals>.<lambda>>, <class 'sqlglot.expressions.StartsWith'>: <function rename_func.<locals>.<lambda>>, <class 'sqlglot.expressions.TimeAdd'>: <function date_delta_to_binary_interval_op.<locals>.date_delta_to_binary_interval_op_sql>, <class 'sqlglot.expressions.TimeSub'>: <function date_delta_to_binary_interval_op.<locals>.date_delta_to_binary_interval_op_sql>, <class 'sqlglot.expressions.TimestampAdd'>: <function _dateadd_sql>, <class 'sqlglot.expressions.TimestampFromParts'>: <function rename_func.<locals>.<lambda>>, <class 'sqlglot.expressions.TimestampSub'>: <function date_delta_to_binary_interval_op.<locals>.date_delta_to_binary_interval_op_sql>, <class 'sqlglot.expressions.DatetimeDiff'>: <function timestampdiff_sql>, <class 'sqlglot.expressions.TimestampDiff'>: <function timestampdiff_sql>}
def bracket_sql(self, expression: sqlglot.expressions.Bracket) -> str:
281        def bracket_sql(self, expression: exp.Bracket) -> str:
282            if expression.args.get("safe"):
283                key = seq_get(self.bracket_offset_expressions(expression, index_offset=1), 0)
284                return self.func("TRY_ELEMENT_AT", expression.this, key)
285
286            return super().bracket_sql(expression)
def computedcolumnconstraint_sql(self, expression: sqlglot.expressions.ComputedColumnConstraint) -> str:
288        def computedcolumnconstraint_sql(self, expression: exp.ComputedColumnConstraint) -> str:
289            return f"GENERATED ALWAYS AS ({self.sql(expression, 'this')})"
def anyvalue_sql(self, expression: sqlglot.expressions.AnyValue) -> str:
291        def anyvalue_sql(self, expression: exp.AnyValue) -> str:
292            return self.function_fallback_sql(expression)
def datediff_sql(self, expression: sqlglot.expressions.DateDiff) -> str:
294        def datediff_sql(self, expression: exp.DateDiff) -> str:
295            end = self.sql(expression, "this")
296            start = self.sql(expression, "expression")
297
298            if expression.unit:
299                return self.func("DATEDIFF", unit_to_var(expression), start, end)
300
301            return self.func("DATEDIFF", end, start)
def placeholder_sql(self, expression: sqlglot.expressions.Placeholder) -> str:
303        def placeholder_sql(self, expression: exp.Placeholder) -> str:
304            if not expression.args.get("widget"):
305                return super().placeholder_sql(expression)
306
307            return f"{{{expression.name}}}"
def readparquet_sql(self, expression: sqlglot.expressions.ReadParquet) -> str:
309        def readparquet_sql(self, expression: exp.ReadParquet) -> str:
310            if len(expression.expressions) != 1:
311                self.unsupported("READ_PARQUET with multiple arguments is not supported")
312                return ""
313
314            parquet_file = expression.expressions[0]
315            return f"parquet.`{parquet_file.name}`"
def ifblock_sql(self, expression: sqlglot.expressions.IfBlock) -> str:
317        def ifblock_sql(self, expression: exp.IfBlock) -> str:
318            condition = expression.this
319            true_block = expression.args.get("true")
320
321            condition_expr = None
322            if isinstance(condition, exp.Not):
323                inner = condition.this
324                if isinstance(inner, exp.Is) and isinstance(inner.expression, exp.Null):
325                    condition_expr = inner.this
326
327            if isinstance(condition_expr, exp.ObjectId):
328                object_type = condition_expr.expression
329                if (
330                    (object_type is None or object_type.name.upper() == "U")
331                    and isinstance(true_block, exp.Block)
332                    and isinstance(drop := true_block.expressions[0], exp.Drop)
333                ):
334                    drop.set("exists", True)
335                    return self.sql(drop)
336
337            return super().ifblock_sql(expression)
SELECT_KINDS: Tuple[str, ...] = ()
TRY_SUPPORTED = False
SUPPORTS_UESCAPE = False
Inherited Members
sqlglot.generator.Generator
Generator
NULL_ORDERING_SUPPORTED
IGNORE_NULLS_IN_FUNC
LOCKING_READS_SUPPORTED
EXCEPT_INTERSECT_SUPPORT_ALL_CLAUSE
MATCHED_BY_SOURCE
SINGLE_STRING_INTERVAL
INTERVAL_ALLOWS_PLURAL_FORM
LIMIT_ONLY_LITERALS
RENAME_TABLE_WITH_DB
GROUPINGS_SEP
INOUT_SEPARATOR
DIRECTED_JOINS
QUERY_HINT_SEP
IS_BOOL_ALLOWED
DUPLICATE_KEY_UPDATE_WITH_SET
LIMIT_IS_TOP
RETURNING_END
TZ_TO_WITH_TIME_ZONE
VALUES_AS_TABLE
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_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
JSON_KEY_VALUE_PAIR_SEP
INSERT_OVERWRITE
SUPPORTS_SELECT_INTO
SUPPORTS_UNLOGGED_TABLES
SUPPORTS_CREATE_TABLE_LIKE
LIKE_PROPERTY_INSIDE_SCHEMA
MULTI_ARG_DISTINCT
JSON_TYPE_REQUIRED_FOR_EXTRACTION
JSON_PATH_BRACKETED_KEY_SUPPORTED
SUPPORTS_WINDOW_EXCLUDE
SET_OP_MODIFIERS
COPY_PARAMS_ARE_WRAPPED
COPY_PARAMS_EQ_REQUIRED
COPY_HAS_INTO_KEYWORD
UNICODE_SUBSTITUTE
STAR_EXCEPT
HEX_FUNC
QUOTE_JSON_PATH
SUPPORTS_EXPLODING_PROJECTIONS
ARRAY_CONCAT_IS_VAR_LEN
ALTER_SET_WRAPPED
NORMALIZE_EXTRACT_DATE_PARTS
ARRAY_SIZE_DIM_REQUIRED
SUPPORTS_BETWEEN_FLAGS
SUPPORTS_LIKE_QUANTIFIERS
MATCH_AGAINST_TABLE_PREFIX
SET_ASSIGNMENT_REQUIRES_VARIABLE_KEYWORD
DECLARE_DEFAULT_ASSIGNMENT
UPDATE_STATEMENT_SUPPORTS_FROM
STAR_EXCLUDE_REQUIRES_DERIVED_TABLE
UNSUPPORTED_TYPES
TIME_PART_SINGULARS
AFTER_HAVING_MODIFIER_TRANSFORMS
TOKEN_MAPPING
STRUCT_DELIMITER
PARAMETER_TOKEN
NAMED_PLACEHOLDER_TOKEN
EXPRESSION_PRECEDES_PROPERTIES_CREATABLES
RESERVED_KEYWORDS
WITH_SEPARATED_COMMENTS
EXCLUDE_COMMENTS
UNWRAPPED_INTERVAL_VALUES
PARAMETERIZABLE_TEXT_TYPES
RESPECT_IGNORE_NULLS_UNSUPPORTED_EXPRESSIONS
SAFE_JSON_PATH_KEY_RE
SENTINEL_LINE_BREAK
pretty
identify
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pad
unsupported_level
max_unsupported
leading_comma
max_text_width
comments
dialect
normalize_functions
unsupported_messages
generate
preprocess
unsupported
sep
seg
sanitize_comment
maybe_comment
wrap
no_identify
normalize_func
indent
sql
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cache_sql
characterset_sql
column_parts
column_sql
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columnposition_sql
columnconstraint_sql
autoincrementcolumnconstraint_sql
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generatedasidentitycolumnconstraint_sql
generatedasrowcolumnconstraint_sql
periodforsystemtimeconstraint_sql
notnullcolumnconstraint_sql
primarykeycolumnconstraint_sql
uniquecolumnconstraint_sql
inoutcolumnconstraint_sql
createable_sql
create_sql
sequenceproperties_sql
triggerproperties_sql
triggerreferencing_sql
triggerevent_sql
clone_sql
describe_sql
heredoc_sql
prepend_ctes
with_sql
cte_sql
tablealias_sql
bitstring_sql
hexstring_sql
bytestring_sql
unicodestring_sql
rawstring_sql
datatypeparam_sql
directory_sql
delete_sql
drop_sql
set_operation
set_operations
fetch_sql
limitoptions_sql
filter_sql
hint_sql
indexparameters_sql
index_sql
identifier_sql
hex_sql
lowerhex_sql
inputoutputformat_sql
national_sql
partition_sql
properties_sql
root_properties
properties
with_properties
locate_properties
property_name
property_sql
likeproperty_sql
fallbackproperty_sql
journalproperty_sql
freespaceproperty_sql
checksumproperty_sql
mergeblockratioproperty_sql
datablocksizeproperty_sql
blockcompressionproperty_sql
isolatedloadingproperty_sql
partitionboundspec_sql
partitionedofproperty_sql
lockingproperty_sql
withdataproperty_sql
withsystemversioningproperty_sql
insert_sql
introducer_sql
kill_sql
pseudotype_sql
objectidentifier_sql
onconflict_sql
returning_sql
rowformatdelimitedproperty_sql
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historicaldata_sql
table_parts
table_sql
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tablesample_sql
pivot_sql
tuple_sql
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values_sql
var_sql
into_sql
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rollup_sql
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rollupproperty_sql
cube_sql
group_sql
having_sql
connect_sql
prior_sql
join_sql
lambda_sql
lateral_op
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limit_sql
offset_sql
setitem_sql
set_sql
queryband_sql
pragma_sql
lock_sql
literal_sql
escape_str
loaddata_sql
null_sql
boolean_sql
booland_sql
boolor_sql
order_sql
withfill_sql
cluster_sql
distribute_sql
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ordered_sql
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matchrecognize_sql
query_modifiers
options_modifier
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queryoption_sql
offset_limit_modifiers
after_limit_modifiers
select_sql
schema_columns_sql
star_sql
sessionparameter_sql
subquery_sql
qualify_sql
prewhere_sql
where_sql
window_sql
partition_by_sql
windowspec_sql
withingroup_sql
between_sql
bracket_offset_expressions
all_sql
any_sql
case_sql
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extract_sql
trim_sql
convert_concat_args
concat_sql
concatws_sql
check_sql
foreignkey_sql
primarykey_sql
if_sql
matchagainst_sql
jsonkeyvalue_sql
jsonpath_sql
json_path_part
formatjson_sql
formatphrase_sql
jsonobject_sql
jsonobjectagg_sql
jsonarray_sql
jsonarrayagg_sql
jsoncolumndef_sql
jsonschema_sql
jsontable_sql
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openjson_sql
in_sql
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interval_sql
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alias_sql
pivotalias_sql
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atindex_sql
attimezone_sql
fromtimezone_sql
add_sql
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connector_sql
bitwiseand_sql
bitwiseleftshift_sql
bitwisenot_sql
bitwiseor_sql
bitwiserightshift_sql
bitwisexor_sql
strtotime_sql
currentdate_sql
collate_sql
command_sql
comment_sql
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mergetreettl_sql
transaction_sql
commit_sql
rollback_sql
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altersortkey_sql
alterrename_sql
alter_sql
altersession_sql
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droppartition_sql
addconstraint_sql
addpartition_sql
distinct_sql
ignorenulls_sql
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havingmax_sql
intdiv_sql
dpipe_sql
div_sql
safedivide_sql
overlaps_sql
distance_sql
dot_sql
eq_sql
propertyeq_sql
escape_sql
glob_sql
gt_sql
gte_sql
is_sql
like_sql
ilike_sql
match_sql
similarto_sql
lt_sql
lte_sql
mod_sql
mul_sql
neq_sql
nullsafeeq_sql
nullsafeneq_sql
sub_sql
trycast_sql
jsoncast_sql
try_sql
log_sql
use_sql
binary
ceil_floor
function_fallback_sql
func
format_args
too_wide
format_time
expressions
op_expressions
naked_property
tag_sql
token_sql
userdefinedfunction_sql
joinhint_sql
kwarg_sql
when_sql
whens_sql
merge_sql
tochar_sql
tonumber_sql
dictproperty_sql
dictrange_sql
dictsubproperty_sql
duplicatekeyproperty_sql
uniquekeyproperty_sql
distributedbyproperty_sql
oncluster_sql
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querytransform_sql
indexconstraintoption_sql
checkcolumnconstraint_sql
indexcolumnconstraint_sql
nvl2_sql
comprehension_sql
columnprefix_sql
opclass_sql
predict_sql
generateembedding_sql
mltranslate_sql
mlforecast_sql
featuresattime_sql
vectorsearch_sql
forin_sql
refresh_sql
toarray_sql
tsordstotime_sql
tsordstotimestamp_sql
tsordstodatetime_sql
tsordstodate_sql
unixdate_sql
lastday_sql
dateadd_sql
arrayany_sql
partitionrange_sql
truncatetable_sql
convert_sql
copyparameter_sql
credentials_sql
copy_sql
semicolon_sql
datadeletionproperty_sql
maskingpolicycolumnconstraint_sql
gapfill_sql
scope_resolution
scoperesolution_sql
parsejson_sql
rand_sql
changes_sql
pad_sql
summarize_sql
explodinggenerateseries_sql
converttimezone_sql
json_sql
jsonvalue_sql
conditionalinsert_sql
multitableinserts_sql
oncondition_sql
jsonextractquote_sql
jsonexists_sql
slice_sql
apply_sql
grant_sql
revoke_sql
grantprivilege_sql
grantprincipal_sql
columns_sql
overlay_sql
todouble_sql
string_sql
median_sql
overflowtruncatebehavior_sql
unixseconds_sql
arraysize_sql
attach_sql
detach_sql
attachoption_sql
watermarkcolumnconstraint_sql
encodeproperty_sql
includeproperty_sql
xmlelement_sql
xmlkeyvalueoption_sql
partitionbyrangeproperty_sql
partitionbyrangepropertydynamic_sql
unpivotcolumns_sql
analyzesample_sql
analyzestatistics_sql
analyzehistogram_sql
analyzedelete_sql
analyzelistchainedrows_sql
analyzevalidate_sql
analyze_sql
xmltable_sql
xmlnamespace_sql
export_sql
declare_sql
declareitem_sql
recursivewithsearch_sql
parameterizedagg_sql
anonymousaggfunc_sql
combinedaggfunc_sql
combinedparameterizedagg_sql
show_sql
install_sql
get_put_sql
translatecharacters_sql
decodecase_sql
semanticview_sql
getextract_sql
datefromunixdate_sql
space_sql
buildproperty_sql
refreshtriggerproperty_sql
modelattribute_sql
directorystage_sql
uuid_sql
initcap_sql
localtime_sql
localtimestamp_sql
weekstart_sql
chr_sql
block_sql
storedprocedure_sql
whileblock_sql
execute_sql
executesql_sql
sqlglot.dialects.spark2.Spark2.Generator
QUERY_HINTS
NVL2_SUPPORTED
CAN_IMPLEMENT_ARRAY_ANY
ALTER_SET_TYPE
PROPERTIES_LOCATION
TS_OR_DS_EXPRESSIONS
WRAP_DERIVED_VALUES
CREATE_FUNCTION_RETURN_AS
struct_sql
cast_sql
fileformatproperty_sql
altercolumn_sql
renamecolumn_sql
sqlglot.dialects.hive.Hive.Generator
LIMIT_FETCH
TABLESAMPLE_WITH_METHOD
JOIN_HINTS
TABLE_HINTS
INDEX_ON
EXTRACT_ALLOWS_QUOTES
LAST_DAY_SUPPORTS_DATE_PART
JSON_PATH_SINGLE_QUOTE_ESCAPE
WITH_PROPERTIES_PREFIX
PARSE_JSON_NAME
ARRAY_SIZE_NAME
EXPRESSIONS_WITHOUT_NESTED_CTES
SUPPORTED_JSON_PATH_PARTS
unnest_sql
parameter_sql
schema_sql
constraint_sql
rowformatserdeproperty_sql
arrayagg_sql
trunc_sql
datatype_sql
version_sql
columndef_sql
alterset_sql
serdeproperties_sql
exists_sql
timetostr_sql