Edit on GitHub

sqlglot.generators.doris

  1from __future__ import annotations
  2
  3from sqlglot import exp
  4from sqlglot.dialects.dialect import (
  5    approx_count_distinct_sql,
  6    property_sql,
  7    rename_func,
  8    time_format,
  9    unit_to_str,
 10)
 11from sqlglot.generators.mysql import MySQLGenerator
 12
 13
 14def _lag_lead_sql(self, expression: exp.Lag | exp.Lead) -> str:
 15    return self.func(
 16        "LAG" if isinstance(expression, exp.Lag) else "LEAD",
 17        expression.this,
 18        expression.args.get("offset") or exp.Literal.number(1),
 19        expression.args.get("default") or exp.null(),
 20    )
 21
 22
 23class DorisGenerator(MySQLGenerator):
 24    LAST_DAY_SUPPORTS_DATE_PART = False
 25    VARCHAR_REQUIRES_SIZE = False
 26    WITH_PROPERTIES_PREFIX = "PROPERTIES"
 27    RENAME_TABLE_WITH_DB = False
 28    UPDATE_STATEMENT_SUPPORTS_FROM = True
 29
 30    TYPE_MAPPING = {
 31        **MySQLGenerator.TYPE_MAPPING,
 32        exp.DType.TEXT: "STRING",
 33        exp.DType.TIMESTAMP: "DATETIME",
 34        exp.DType.TIMESTAMPTZ: "DATETIME",
 35    }
 36
 37    PROPERTIES_LOCATION = {
 38        **MySQLGenerator.PROPERTIES_LOCATION,
 39        exp.UniqueKeyProperty: exp.Properties.Location.POST_SCHEMA,
 40        exp.PartitionedByProperty: exp.Properties.Location.POST_SCHEMA,
 41        exp.BuildProperty: exp.Properties.Location.POST_SCHEMA,
 42    }
 43
 44    CAST_MAPPING = {}
 45    TIMESTAMP_FUNC_TYPES = set()
 46
 47    TRANSFORMS = {
 48        **MySQLGenerator.TRANSFORMS,
 49        exp.AddMonths: rename_func("MONTHS_ADD"),
 50        exp.ApproxDistinct: approx_count_distinct_sql,
 51        exp.ArgMax: rename_func("MAX_BY"),
 52        exp.ArgMin: rename_func("MIN_BY"),
 53        exp.ArrayAgg: rename_func("COLLECT_LIST"),
 54        exp.ArrayToString: rename_func("ARRAY_JOIN"),
 55        exp.ArrayUniqueAgg: rename_func("COLLECT_SET"),
 56        exp.CurrentDate: lambda self, _: self.func("CURRENT_DATE"),
 57        exp.CurrentTimestamp: lambda self, _: self.func("NOW"),
 58        exp.DateTrunc: lambda self, e: self.func("DATE_TRUNC", e.this, unit_to_str(e)),
 59        exp.EuclideanDistance: rename_func("L2_DISTANCE"),
 60        exp.GroupConcat: lambda self, e: self.func(
 61            "GROUP_CONCAT", e.this, e.args.get("separator") or exp.Literal.string(",")
 62        ),
 63        exp.JSONExtractScalar: lambda self, e: self.func("JSON_EXTRACT", e.this, e.expression),
 64        exp.Lag: _lag_lead_sql,
 65        exp.Lead: _lag_lead_sql,
 66        exp.Map: rename_func("ARRAY_MAP"),
 67        exp.Property: property_sql,
 68        exp.RegexpLike: rename_func("REGEXP"),
 69        exp.RegexpSplit: rename_func("SPLIT_BY_STRING"),
 70        exp.SchemaCommentProperty: lambda self, e: self.naked_property(e),
 71        exp.Split: rename_func("SPLIT_BY_STRING"),
 72        exp.StringToArray: rename_func("SPLIT_BY_STRING"),
 73        exp.StrToUnix: lambda self, e: self.func("UNIX_TIMESTAMP", e.this, self.format_time(e)),
 74        exp.TimeStrToDate: rename_func("TO_DATE"),
 75        exp.TsOrDsAdd: lambda self, e: self.func("DATE_ADD", e.this, e.expression),
 76        exp.TsOrDsToDate: lambda self, e: self.func("TO_DATE", e.this),
 77        exp.TimeToUnix: rename_func("UNIX_TIMESTAMP"),
 78        exp.TimestampTrunc: lambda self, e: self.func("DATE_TRUNC", e.this, unit_to_str(e)),
 79        exp.UnixToStr: lambda self, e: self.func(
 80            "FROM_UNIXTIME", e.this, time_format("doris")(self, e)
 81        ),
 82        exp.UnixToTime: rename_func("FROM_UNIXTIME"),
 83    }
 84
 85    # https://github.com/apache/doris/blob/e4f41dbf1ec03f5937fdeba2ee1454a20254015b/fe/fe-core/src/main/antlr4/org/apache/doris/nereids/DorisLexer.g4#L93
 86    RESERVED_KEYWORDS = {
 87        "account_lock",
 88        "account_unlock",
 89        "add",
 90        "adddate",
 91        "admin",
 92        "after",
 93        "agg_state",
 94        "aggregate",
 95        "alias",
 96        "all",
 97        "alter",
 98        "analyze",
 99        "analyzed",
100        "and",
101        "anti",
102        "append",
103        "array",
104        "array_range",
105        "as",
106        "asc",
107        "at",
108        "authors",
109        "auto",
110        "auto_increment",
111        "backend",
112        "backends",
113        "backup",
114        "begin",
115        "belong",
116        "between",
117        "bigint",
118        "bin",
119        "binary",
120        "binlog",
121        "bitand",
122        "bitmap",
123        "bitmap_union",
124        "bitor",
125        "bitxor",
126        "blob",
127        "boolean",
128        "brief",
129        "broker",
130        "buckets",
131        "build",
132        "builtin",
133        "bulk",
134        "by",
135        "cached",
136        "call",
137        "cancel",
138        "case",
139        "cast",
140        "catalog",
141        "catalogs",
142        "chain",
143        "char",
144        "character",
145        "charset",
146        "check",
147        "clean",
148        "cluster",
149        "clusters",
150        "collate",
151        "collation",
152        "collect",
153        "column",
154        "columns",
155        "comment",
156        "commit",
157        "committed",
158        "compact",
159        "complete",
160        "config",
161        "connection",
162        "connection_id",
163        "consistent",
164        "constraint",
165        "constraints",
166        "convert",
167        "copy",
168        "count",
169        "create",
170        "creation",
171        "cron",
172        "cross",
173        "cube",
174        "current",
175        "current_catalog",
176        "current_date",
177        "current_time",
178        "current_timestamp",
179        "current_user",
180        "data",
181        "database",
182        "databases",
183        "date",
184        "date_add",
185        "date_ceil",
186        "date_diff",
187        "date_floor",
188        "date_sub",
189        "dateadd",
190        "datediff",
191        "datetime",
192        "datetimev2",
193        "datev2",
194        "datetimev1",
195        "datev1",
196        "day",
197        "days_add",
198        "days_sub",
199        "decimal",
200        "decimalv2",
201        "decimalv3",
202        "decommission",
203        "default",
204        "deferred",
205        "delete",
206        "demand",
207        "desc",
208        "describe",
209        "diagnose",
210        "disk",
211        "distinct",
212        "distinctpc",
213        "distinctpcsa",
214        "distributed",
215        "distribution",
216        "div",
217        "do",
218        "doris_internal_table_id",
219        "double",
220        "drop",
221        "dropp",
222        "dual",
223        "duplicate",
224        "dynamic",
225        "else",
226        "enable",
227        "encryptkey",
228        "encryptkeys",
229        "end",
230        "ends",
231        "engine",
232        "engines",
233        "enter",
234        "errors",
235        "events",
236        "every",
237        "except",
238        "exclude",
239        "execute",
240        "exists",
241        "expired",
242        "explain",
243        "export",
244        "extended",
245        "external",
246        "extract",
247        "failed_login_attempts",
248        "false",
249        "fast",
250        "feature",
251        "fields",
252        "file",
253        "filter",
254        "first",
255        "float",
256        "follower",
257        "following",
258        "for",
259        "foreign",
260        "force",
261        "format",
262        "free",
263        "from",
264        "frontend",
265        "frontends",
266        "full",
267        "function",
268        "functions",
269        "generic",
270        "global",
271        "grant",
272        "grants",
273        "graph",
274        "group",
275        "grouping",
276        "groups",
277        "hash",
278        "having",
279        "hdfs",
280        "help",
281        "histogram",
282        "hll",
283        "hll_union",
284        "hostname",
285        "hour",
286        "hub",
287        "identified",
288        "if",
289        "ignore",
290        "immediate",
291        "in",
292        "incremental",
293        "index",
294        "indexes",
295        "infile",
296        "inner",
297        "insert",
298        "install",
299        "int",
300        "integer",
301        "intermediate",
302        "intersect",
303        "interval",
304        "into",
305        "inverted",
306        "ipv4",
307        "ipv6",
308        "is",
309        "is_not_null_pred",
310        "is_null_pred",
311        "isnull",
312        "isolation",
313        "job",
314        "jobs",
315        "join",
316        "json",
317        "jsonb",
318        "key",
319        "keys",
320        "kill",
321        "label",
322        "largeint",
323        "last",
324        "lateral",
325        "ldap",
326        "ldap_admin_password",
327        "left",
328        "less",
329        "level",
330        "like",
331        "limit",
332        "lines",
333        "link",
334        "list",
335        "load",
336        "local",
337        "localtime",
338        "localtimestamp",
339        "location",
340        "lock",
341        "logical",
342        "low_priority",
343        "manual",
344        "map",
345        "match",
346        "match_all",
347        "match_any",
348        "match_phrase",
349        "match_phrase_edge",
350        "match_phrase_prefix",
351        "match_regexp",
352        "materialized",
353        "max",
354        "maxvalue",
355        "memo",
356        "merge",
357        "migrate",
358        "migrations",
359        "min",
360        "minus",
361        "minute",
362        "modify",
363        "month",
364        "mtmv",
365        "name",
366        "names",
367        "natural",
368        "negative",
369        "never",
370        "next",
371        "ngram_bf",
372        "no",
373        "non_nullable",
374        "not",
375        "null",
376        "nulls",
377        "observer",
378        "of",
379        "offset",
380        "on",
381        "only",
382        "open",
383        "optimized",
384        "or",
385        "order",
386        "outer",
387        "outfile",
388        "over",
389        "overwrite",
390        "parameter",
391        "parsed",
392        "partition",
393        "partitions",
394        "password",
395        "password_expire",
396        "password_history",
397        "password_lock_time",
398        "password_reuse",
399        "path",
400        "pause",
401        "percent",
402        "period",
403        "permissive",
404        "physical",
405        "plan",
406        "process",
407        "plugin",
408        "plugins",
409        "policy",
410        "preceding",
411        "prepare",
412        "primary",
413        "proc",
414        "procedure",
415        "processlist",
416        "profile",
417        "properties",
418        "property",
419        "quantile_state",
420        "quantile_union",
421        "query",
422        "quota",
423        "random",
424        "range",
425        "read",
426        "real",
427        "rebalance",
428        "recover",
429        "recycle",
430        "refresh",
431        "references",
432        "regexp",
433        "release",
434        "rename",
435        "repair",
436        "repeatable",
437        "replace",
438        "replace_if_not_null",
439        "replica",
440        "repositories",
441        "repository",
442        "resource",
443        "resources",
444        "restore",
445        "restrictive",
446        "resume",
447        "returns",
448        "revoke",
449        "rewritten",
450        "right",
451        "rlike",
452        "role",
453        "roles",
454        "rollback",
455        "rollup",
456        "routine",
457        "row",
458        "rows",
459        "s3",
460        "sample",
461        "schedule",
462        "scheduler",
463        "schema",
464        "schemas",
465        "second",
466        "select",
467        "semi",
468        "sequence",
469        "serializable",
470        "session",
471        "set",
472        "sets",
473        "shape",
474        "show",
475        "signed",
476        "skew",
477        "smallint",
478        "snapshot",
479        "soname",
480        "split",
481        "sql_block_rule",
482        "start",
483        "starts",
484        "stats",
485        "status",
486        "stop",
487        "storage",
488        "stream",
489        "streaming",
490        "string",
491        "struct",
492        "subdate",
493        "sum",
494        "superuser",
495        "switch",
496        "sync",
497        "system",
498        "table",
499        "tables",
500        "tablesample",
501        "tablet",
502        "tablets",
503        "task",
504        "tasks",
505        "temporary",
506        "terminated",
507        "text",
508        "than",
509        "then",
510        "time",
511        "timestamp",
512        "timestampadd",
513        "timestampdiff",
514        "tinyint",
515        "to",
516        "transaction",
517        "trash",
518        "tree",
519        "triggers",
520        "trim",
521        "true",
522        "truncate",
523        "type",
524        "type_cast",
525        "types",
526        "unbounded",
527        "uncommitted",
528        "uninstall",
529        "union",
530        "unique",
531        "unlock",
532        "unsigned",
533        "update",
534        "use",
535        "user",
536        "using",
537        "value",
538        "values",
539        "varchar",
540        "variables",
541        "variant",
542        "vault",
543        "verbose",
544        "version",
545        "view",
546        "warnings",
547        "week",
548        "when",
549        "where",
550        "whitelist",
551        "with",
552        "work",
553        "workload",
554        "write",
555        "xor",
556        "year",
557    }
558
559    def uniquekeyproperty_sql(
560        self, expression: exp.UniqueKeyProperty, prefix: str = "UNIQUE KEY"
561    ) -> str:
562        create_stmt = expression.find_ancestor(exp.Create)
563        if create_stmt and create_stmt.args["properties"].find(exp.MaterializedProperty):
564            return super().uniquekeyproperty_sql(expression, prefix="KEY")
565
566        return super().uniquekeyproperty_sql(expression)
567
568    def partitionrange_sql(self, expression: exp.PartitionRange) -> str:
569        name = self.sql(expression, "this")
570        values = expression.expressions
571
572        if len(values) != 1:
573            # Multiple values: use VALUES [ ... )
574            if values and isinstance(values[0], list):
575                values_sql = ", ".join(
576                    f"({', '.join(self.sql(v) for v in inner)})" for inner in values
577                )
578            else:
579                values_sql = ", ".join(f"({self.sql(v)})" for v in values)
580
581            return f"PARTITION {name} VALUES [{values_sql})"
582
583        return f"PARTITION {name} VALUES LESS THAN ({self.sql(values[0])})"
584
585    def partitionbyrangepropertydynamic_sql(
586        self, expression: exp.PartitionByRangePropertyDynamic
587    ) -> str:
588        # Generates: FROM ("start") TO ("end") INTERVAL N UNIT
589        start = self.sql(expression, "start")
590        end = self.sql(expression, "end")
591        every = expression.args.get("every")
592
593        if every:
594            number = self.sql(every, "this")
595            interval = f"INTERVAL {number} {self.sql(every, 'unit')}"
596        else:
597            interval = ""
598
599        return f"FROM ({start}) TO ({end}) {interval}"
600
601    def partitionedbyproperty_sql(self, expression: exp.PartitionedByProperty) -> str:
602        this = expression.this
603        if isinstance(this, exp.Schema):
604            return f"PARTITION BY ({self.expressions(this, flat=True)})"
605        return f"PARTITION BY ({self.sql(this)})"
606
607    def table_sql(self, expression: exp.Table, sep: str = " AS ") -> str:
608        """Override table_sql to avoid AS keyword in UPDATE and DELETE statements."""
609        ancestor = expression.find_ancestor(exp.Update, exp.Delete, exp.Select)
610        if not isinstance(ancestor, exp.Select):
611            sep = " "
612        return super().table_sql(expression, sep=sep)
class DorisGenerator(sqlglot.generators.mysql.MySQLGenerator):
 24class DorisGenerator(MySQLGenerator):
 25    LAST_DAY_SUPPORTS_DATE_PART = False
 26    VARCHAR_REQUIRES_SIZE = False
 27    WITH_PROPERTIES_PREFIX = "PROPERTIES"
 28    RENAME_TABLE_WITH_DB = False
 29    UPDATE_STATEMENT_SUPPORTS_FROM = True
 30
 31    TYPE_MAPPING = {
 32        **MySQLGenerator.TYPE_MAPPING,
 33        exp.DType.TEXT: "STRING",
 34        exp.DType.TIMESTAMP: "DATETIME",
 35        exp.DType.TIMESTAMPTZ: "DATETIME",
 36    }
 37
 38    PROPERTIES_LOCATION = {
 39        **MySQLGenerator.PROPERTIES_LOCATION,
 40        exp.UniqueKeyProperty: exp.Properties.Location.POST_SCHEMA,
 41        exp.PartitionedByProperty: exp.Properties.Location.POST_SCHEMA,
 42        exp.BuildProperty: exp.Properties.Location.POST_SCHEMA,
 43    }
 44
 45    CAST_MAPPING = {}
 46    TIMESTAMP_FUNC_TYPES = set()
 47
 48    TRANSFORMS = {
 49        **MySQLGenerator.TRANSFORMS,
 50        exp.AddMonths: rename_func("MONTHS_ADD"),
 51        exp.ApproxDistinct: approx_count_distinct_sql,
 52        exp.ArgMax: rename_func("MAX_BY"),
 53        exp.ArgMin: rename_func("MIN_BY"),
 54        exp.ArrayAgg: rename_func("COLLECT_LIST"),
 55        exp.ArrayToString: rename_func("ARRAY_JOIN"),
 56        exp.ArrayUniqueAgg: rename_func("COLLECT_SET"),
 57        exp.CurrentDate: lambda self, _: self.func("CURRENT_DATE"),
 58        exp.CurrentTimestamp: lambda self, _: self.func("NOW"),
 59        exp.DateTrunc: lambda self, e: self.func("DATE_TRUNC", e.this, unit_to_str(e)),
 60        exp.EuclideanDistance: rename_func("L2_DISTANCE"),
 61        exp.GroupConcat: lambda self, e: self.func(
 62            "GROUP_CONCAT", e.this, e.args.get("separator") or exp.Literal.string(",")
 63        ),
 64        exp.JSONExtractScalar: lambda self, e: self.func("JSON_EXTRACT", e.this, e.expression),
 65        exp.Lag: _lag_lead_sql,
 66        exp.Lead: _lag_lead_sql,
 67        exp.Map: rename_func("ARRAY_MAP"),
 68        exp.Property: property_sql,
 69        exp.RegexpLike: rename_func("REGEXP"),
 70        exp.RegexpSplit: rename_func("SPLIT_BY_STRING"),
 71        exp.SchemaCommentProperty: lambda self, e: self.naked_property(e),
 72        exp.Split: rename_func("SPLIT_BY_STRING"),
 73        exp.StringToArray: rename_func("SPLIT_BY_STRING"),
 74        exp.StrToUnix: lambda self, e: self.func("UNIX_TIMESTAMP", e.this, self.format_time(e)),
 75        exp.TimeStrToDate: rename_func("TO_DATE"),
 76        exp.TsOrDsAdd: lambda self, e: self.func("DATE_ADD", e.this, e.expression),
 77        exp.TsOrDsToDate: lambda self, e: self.func("TO_DATE", e.this),
 78        exp.TimeToUnix: rename_func("UNIX_TIMESTAMP"),
 79        exp.TimestampTrunc: lambda self, e: self.func("DATE_TRUNC", e.this, unit_to_str(e)),
 80        exp.UnixToStr: lambda self, e: self.func(
 81            "FROM_UNIXTIME", e.this, time_format("doris")(self, e)
 82        ),
 83        exp.UnixToTime: rename_func("FROM_UNIXTIME"),
 84    }
 85
 86    # https://github.com/apache/doris/blob/e4f41dbf1ec03f5937fdeba2ee1454a20254015b/fe/fe-core/src/main/antlr4/org/apache/doris/nereids/DorisLexer.g4#L93
 87    RESERVED_KEYWORDS = {
 88        "account_lock",
 89        "account_unlock",
 90        "add",
 91        "adddate",
 92        "admin",
 93        "after",
 94        "agg_state",
 95        "aggregate",
 96        "alias",
 97        "all",
 98        "alter",
 99        "analyze",
100        "analyzed",
101        "and",
102        "anti",
103        "append",
104        "array",
105        "array_range",
106        "as",
107        "asc",
108        "at",
109        "authors",
110        "auto",
111        "auto_increment",
112        "backend",
113        "backends",
114        "backup",
115        "begin",
116        "belong",
117        "between",
118        "bigint",
119        "bin",
120        "binary",
121        "binlog",
122        "bitand",
123        "bitmap",
124        "bitmap_union",
125        "bitor",
126        "bitxor",
127        "blob",
128        "boolean",
129        "brief",
130        "broker",
131        "buckets",
132        "build",
133        "builtin",
134        "bulk",
135        "by",
136        "cached",
137        "call",
138        "cancel",
139        "case",
140        "cast",
141        "catalog",
142        "catalogs",
143        "chain",
144        "char",
145        "character",
146        "charset",
147        "check",
148        "clean",
149        "cluster",
150        "clusters",
151        "collate",
152        "collation",
153        "collect",
154        "column",
155        "columns",
156        "comment",
157        "commit",
158        "committed",
159        "compact",
160        "complete",
161        "config",
162        "connection",
163        "connection_id",
164        "consistent",
165        "constraint",
166        "constraints",
167        "convert",
168        "copy",
169        "count",
170        "create",
171        "creation",
172        "cron",
173        "cross",
174        "cube",
175        "current",
176        "current_catalog",
177        "current_date",
178        "current_time",
179        "current_timestamp",
180        "current_user",
181        "data",
182        "database",
183        "databases",
184        "date",
185        "date_add",
186        "date_ceil",
187        "date_diff",
188        "date_floor",
189        "date_sub",
190        "dateadd",
191        "datediff",
192        "datetime",
193        "datetimev2",
194        "datev2",
195        "datetimev1",
196        "datev1",
197        "day",
198        "days_add",
199        "days_sub",
200        "decimal",
201        "decimalv2",
202        "decimalv3",
203        "decommission",
204        "default",
205        "deferred",
206        "delete",
207        "demand",
208        "desc",
209        "describe",
210        "diagnose",
211        "disk",
212        "distinct",
213        "distinctpc",
214        "distinctpcsa",
215        "distributed",
216        "distribution",
217        "div",
218        "do",
219        "doris_internal_table_id",
220        "double",
221        "drop",
222        "dropp",
223        "dual",
224        "duplicate",
225        "dynamic",
226        "else",
227        "enable",
228        "encryptkey",
229        "encryptkeys",
230        "end",
231        "ends",
232        "engine",
233        "engines",
234        "enter",
235        "errors",
236        "events",
237        "every",
238        "except",
239        "exclude",
240        "execute",
241        "exists",
242        "expired",
243        "explain",
244        "export",
245        "extended",
246        "external",
247        "extract",
248        "failed_login_attempts",
249        "false",
250        "fast",
251        "feature",
252        "fields",
253        "file",
254        "filter",
255        "first",
256        "float",
257        "follower",
258        "following",
259        "for",
260        "foreign",
261        "force",
262        "format",
263        "free",
264        "from",
265        "frontend",
266        "frontends",
267        "full",
268        "function",
269        "functions",
270        "generic",
271        "global",
272        "grant",
273        "grants",
274        "graph",
275        "group",
276        "grouping",
277        "groups",
278        "hash",
279        "having",
280        "hdfs",
281        "help",
282        "histogram",
283        "hll",
284        "hll_union",
285        "hostname",
286        "hour",
287        "hub",
288        "identified",
289        "if",
290        "ignore",
291        "immediate",
292        "in",
293        "incremental",
294        "index",
295        "indexes",
296        "infile",
297        "inner",
298        "insert",
299        "install",
300        "int",
301        "integer",
302        "intermediate",
303        "intersect",
304        "interval",
305        "into",
306        "inverted",
307        "ipv4",
308        "ipv6",
309        "is",
310        "is_not_null_pred",
311        "is_null_pred",
312        "isnull",
313        "isolation",
314        "job",
315        "jobs",
316        "join",
317        "json",
318        "jsonb",
319        "key",
320        "keys",
321        "kill",
322        "label",
323        "largeint",
324        "last",
325        "lateral",
326        "ldap",
327        "ldap_admin_password",
328        "left",
329        "less",
330        "level",
331        "like",
332        "limit",
333        "lines",
334        "link",
335        "list",
336        "load",
337        "local",
338        "localtime",
339        "localtimestamp",
340        "location",
341        "lock",
342        "logical",
343        "low_priority",
344        "manual",
345        "map",
346        "match",
347        "match_all",
348        "match_any",
349        "match_phrase",
350        "match_phrase_edge",
351        "match_phrase_prefix",
352        "match_regexp",
353        "materialized",
354        "max",
355        "maxvalue",
356        "memo",
357        "merge",
358        "migrate",
359        "migrations",
360        "min",
361        "minus",
362        "minute",
363        "modify",
364        "month",
365        "mtmv",
366        "name",
367        "names",
368        "natural",
369        "negative",
370        "never",
371        "next",
372        "ngram_bf",
373        "no",
374        "non_nullable",
375        "not",
376        "null",
377        "nulls",
378        "observer",
379        "of",
380        "offset",
381        "on",
382        "only",
383        "open",
384        "optimized",
385        "or",
386        "order",
387        "outer",
388        "outfile",
389        "over",
390        "overwrite",
391        "parameter",
392        "parsed",
393        "partition",
394        "partitions",
395        "password",
396        "password_expire",
397        "password_history",
398        "password_lock_time",
399        "password_reuse",
400        "path",
401        "pause",
402        "percent",
403        "period",
404        "permissive",
405        "physical",
406        "plan",
407        "process",
408        "plugin",
409        "plugins",
410        "policy",
411        "preceding",
412        "prepare",
413        "primary",
414        "proc",
415        "procedure",
416        "processlist",
417        "profile",
418        "properties",
419        "property",
420        "quantile_state",
421        "quantile_union",
422        "query",
423        "quota",
424        "random",
425        "range",
426        "read",
427        "real",
428        "rebalance",
429        "recover",
430        "recycle",
431        "refresh",
432        "references",
433        "regexp",
434        "release",
435        "rename",
436        "repair",
437        "repeatable",
438        "replace",
439        "replace_if_not_null",
440        "replica",
441        "repositories",
442        "repository",
443        "resource",
444        "resources",
445        "restore",
446        "restrictive",
447        "resume",
448        "returns",
449        "revoke",
450        "rewritten",
451        "right",
452        "rlike",
453        "role",
454        "roles",
455        "rollback",
456        "rollup",
457        "routine",
458        "row",
459        "rows",
460        "s3",
461        "sample",
462        "schedule",
463        "scheduler",
464        "schema",
465        "schemas",
466        "second",
467        "select",
468        "semi",
469        "sequence",
470        "serializable",
471        "session",
472        "set",
473        "sets",
474        "shape",
475        "show",
476        "signed",
477        "skew",
478        "smallint",
479        "snapshot",
480        "soname",
481        "split",
482        "sql_block_rule",
483        "start",
484        "starts",
485        "stats",
486        "status",
487        "stop",
488        "storage",
489        "stream",
490        "streaming",
491        "string",
492        "struct",
493        "subdate",
494        "sum",
495        "superuser",
496        "switch",
497        "sync",
498        "system",
499        "table",
500        "tables",
501        "tablesample",
502        "tablet",
503        "tablets",
504        "task",
505        "tasks",
506        "temporary",
507        "terminated",
508        "text",
509        "than",
510        "then",
511        "time",
512        "timestamp",
513        "timestampadd",
514        "timestampdiff",
515        "tinyint",
516        "to",
517        "transaction",
518        "trash",
519        "tree",
520        "triggers",
521        "trim",
522        "true",
523        "truncate",
524        "type",
525        "type_cast",
526        "types",
527        "unbounded",
528        "uncommitted",
529        "uninstall",
530        "union",
531        "unique",
532        "unlock",
533        "unsigned",
534        "update",
535        "use",
536        "user",
537        "using",
538        "value",
539        "values",
540        "varchar",
541        "variables",
542        "variant",
543        "vault",
544        "verbose",
545        "version",
546        "view",
547        "warnings",
548        "week",
549        "when",
550        "where",
551        "whitelist",
552        "with",
553        "work",
554        "workload",
555        "write",
556        "xor",
557        "year",
558    }
559
560    def uniquekeyproperty_sql(
561        self, expression: exp.UniqueKeyProperty, prefix: str = "UNIQUE KEY"
562    ) -> str:
563        create_stmt = expression.find_ancestor(exp.Create)
564        if create_stmt and create_stmt.args["properties"].find(exp.MaterializedProperty):
565            return super().uniquekeyproperty_sql(expression, prefix="KEY")
566
567        return super().uniquekeyproperty_sql(expression)
568
569    def partitionrange_sql(self, expression: exp.PartitionRange) -> str:
570        name = self.sql(expression, "this")
571        values = expression.expressions
572
573        if len(values) != 1:
574            # Multiple values: use VALUES [ ... )
575            if values and isinstance(values[0], list):
576                values_sql = ", ".join(
577                    f"({', '.join(self.sql(v) for v in inner)})" for inner in values
578                )
579            else:
580                values_sql = ", ".join(f"({self.sql(v)})" for v in values)
581
582            return f"PARTITION {name} VALUES [{values_sql})"
583
584        return f"PARTITION {name} VALUES LESS THAN ({self.sql(values[0])})"
585
586    def partitionbyrangepropertydynamic_sql(
587        self, expression: exp.PartitionByRangePropertyDynamic
588    ) -> str:
589        # Generates: FROM ("start") TO ("end") INTERVAL N UNIT
590        start = self.sql(expression, "start")
591        end = self.sql(expression, "end")
592        every = expression.args.get("every")
593
594        if every:
595            number = self.sql(every, "this")
596            interval = f"INTERVAL {number} {self.sql(every, 'unit')}"
597        else:
598            interval = ""
599
600        return f"FROM ({start}) TO ({end}) {interval}"
601
602    def partitionedbyproperty_sql(self, expression: exp.PartitionedByProperty) -> str:
603        this = expression.this
604        if isinstance(this, exp.Schema):
605            return f"PARTITION BY ({self.expressions(this, flat=True)})"
606        return f"PARTITION BY ({self.sql(this)})"
607
608    def table_sql(self, expression: exp.Table, sep: str = " AS ") -> str:
609        """Override table_sql to avoid AS keyword in UPDATE and DELETE statements."""
610        ancestor = expression.find_ancestor(exp.Update, exp.Delete, exp.Select)
611        if not isinstance(ancestor, exp.Select):
612            sep = " "
613        return super().table_sql(expression, sep=sep)

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
LAST_DAY_SUPPORTS_DATE_PART = False
VARCHAR_REQUIRES_SIZE = False
WITH_PROPERTIES_PREFIX = 'PROPERTIES'
RENAME_TABLE_WITH_DB = False
UPDATE_STATEMENT_SUPPORTS_FROM = True
TYPE_MAPPING = {<DType.NCHAR: 'NCHAR'>: 'CHAR', <DType.NVARCHAR: 'NVARCHAR'>: 'VARCHAR', <DType.INET: 'INET'>: 'INET', <DType.ROWVERSION: 'ROWVERSION'>: 'VARBINARY', <DType.UBIGINT: 'UBIGINT'>: 'BIGINT', <DType.UINT: 'UINT'>: 'INT', <DType.UMEDIUMINT: 'UMEDIUMINT'>: 'MEDIUMINT', <DType.USMALLINT: 'USMALLINT'>: 'SMALLINT', <DType.UTINYINT: 'UTINYINT'>: 'TINYINT', <DType.UDECIMAL: 'UDECIMAL'>: 'DECIMAL', <DType.UDOUBLE: 'UDOUBLE'>: 'DOUBLE', <DType.DATETIME2: 'DATETIME2'>: 'DATETIME', <DType.SMALLDATETIME: 'SMALLDATETIME'>: 'DATETIME', <DType.TIMESTAMP: 'TIMESTAMP'>: 'DATETIME', <DType.TIMESTAMPNTZ: 'TIMESTAMPNTZ'>: 'DATETIME', <DType.TIMESTAMPTZ: 'TIMESTAMPTZ'>: 'DATETIME', <DType.TIMESTAMPLTZ: 'TIMESTAMPLTZ'>: 'TIMESTAMP', <DType.TEXT: 'TEXT'>: 'STRING'}
PROPERTIES_LOCATION = {<class 'sqlglot.expressions.properties.AllowedValuesProperty'>: <PropertiesLocation.POST_SCHEMA: 'POST_SCHEMA'>, <class 'sqlglot.expressions.properties.AlgorithmProperty'>: <PropertiesLocation.POST_CREATE: 'POST_CREATE'>, <class 'sqlglot.expressions.properties.ApiProperty'>: <PropertiesLocation.POST_CREATE: 'POST_CREATE'>, <class 'sqlglot.expressions.properties.ApplicationProperty'>: <PropertiesLocation.POST_CREATE: 'POST_CREATE'>, <class 'sqlglot.expressions.properties.AutoIncrementProperty'>: <PropertiesLocation.POST_SCHEMA: 'POST_SCHEMA'>, <class 'sqlglot.expressions.properties.AutoRefreshProperty'>: <PropertiesLocation.POST_SCHEMA: 'POST_SCHEMA'>, <class 'sqlglot.expressions.properties.BackupProperty'>: <PropertiesLocation.POST_SCHEMA: 'POST_SCHEMA'>, <class 'sqlglot.expressions.properties.BlockCompressionProperty'>: <PropertiesLocation.POST_NAME: 'POST_NAME'>, <class 'sqlglot.expressions.properties.CatalogProperty'>: <PropertiesLocation.POST_CREATE: 'POST_CREATE'>, <class 'sqlglot.expressions.properties.CharacterSetProperty'>: <PropertiesLocation.POST_SCHEMA: 'POST_SCHEMA'>, <class 'sqlglot.expressions.properties.ChecksumProperty'>: <PropertiesLocation.POST_NAME: 'POST_NAME'>, <class 'sqlglot.expressions.properties.CollateProperty'>: <PropertiesLocation.POST_SCHEMA: 'POST_SCHEMA'>, <class 'sqlglot.expressions.properties.ComputeProperty'>: <PropertiesLocation.POST_CREATE: 'POST_CREATE'>, <class 'sqlglot.expressions.properties.CopyGrantsProperty'>: <PropertiesLocation.POST_SCHEMA: 'POST_SCHEMA'>, <class 'sqlglot.expressions.query.Cluster'>: <PropertiesLocation.POST_SCHEMA: 'POST_SCHEMA'>, <class 'sqlglot.expressions.properties.ClusteredByProperty'>: <PropertiesLocation.POST_SCHEMA: 'POST_SCHEMA'>, <class 'sqlglot.expressions.properties.DistributedByProperty'>: <PropertiesLocation.POST_SCHEMA: 'POST_SCHEMA'>, <class 'sqlglot.expressions.properties.DuplicateKeyProperty'>: <PropertiesLocation.POST_SCHEMA: 'POST_SCHEMA'>, <class 'sqlglot.expressions.properties.DataBlocksizeProperty'>: <PropertiesLocation.POST_NAME: 'POST_NAME'>, <class 'sqlglot.expressions.properties.DatabaseProperty'>: <PropertiesLocation.POST_CREATE: 'POST_CREATE'>, <class 'sqlglot.expressions.properties.DataDeletionProperty'>: <PropertiesLocation.POST_SCHEMA: 'POST_SCHEMA'>, <class 'sqlglot.expressions.properties.DefinerProperty'>: <PropertiesLocation.POST_CREATE: 'POST_CREATE'>, <class 'sqlglot.expressions.properties.DictRange'>: <PropertiesLocation.POST_SCHEMA: 'POST_SCHEMA'>, <class 'sqlglot.expressions.properties.DictProperty'>: <PropertiesLocation.POST_SCHEMA: 'POST_SCHEMA'>, <class 'sqlglot.expressions.properties.DynamicProperty'>: <PropertiesLocation.POST_CREATE: 'POST_CREATE'>, <class 'sqlglot.expressions.properties.DistKeyProperty'>: <PropertiesLocation.POST_SCHEMA: 'POST_SCHEMA'>, <class 'sqlglot.expressions.properties.DistStyleProperty'>: <PropertiesLocation.POST_SCHEMA: 'POST_SCHEMA'>, <class 'sqlglot.expressions.properties.EmptyProperty'>: <PropertiesLocation.POST_SCHEMA: 'POST_SCHEMA'>, <class 'sqlglot.expressions.properties.EncodeProperty'>: <PropertiesLocation.POST_EXPRESSION: 'POST_EXPRESSION'>, <class 'sqlglot.expressions.properties.EngineProperty'>: <PropertiesLocation.POST_SCHEMA: 'POST_SCHEMA'>, <class 'sqlglot.expressions.properties.EnviromentProperty'>: <PropertiesLocation.POST_SCHEMA: 'POST_SCHEMA'>, <class 'sqlglot.expressions.properties.HandlerProperty'>: <PropertiesLocation.POST_SCHEMA: 'POST_SCHEMA'>, <class 'sqlglot.expressions.properties.ParameterStyleProperty'>: <PropertiesLocation.POST_SCHEMA: 'POST_SCHEMA'>, <class 'sqlglot.expressions.properties.ExecuteAsProperty'>: <PropertiesLocation.POST_SCHEMA: 'POST_SCHEMA'>, <class 'sqlglot.expressions.properties.ExternalProperty'>: <PropertiesLocation.POST_CREATE: 'POST_CREATE'>, <class 'sqlglot.expressions.properties.FallbackProperty'>: <PropertiesLocation.POST_NAME: 'POST_NAME'>, <class 'sqlglot.expressions.properties.FileFormatProperty'>: <PropertiesLocation.POST_WITH: 'POST_WITH'>, <class 'sqlglot.expressions.properties.FreespaceProperty'>: <PropertiesLocation.POST_NAME: 'POST_NAME'>, <class 'sqlglot.expressions.properties.GlobalProperty'>: <PropertiesLocation.POST_CREATE: 'POST_CREATE'>, <class 'sqlglot.expressions.properties.HeapProperty'>: <PropertiesLocation.POST_WITH: 'POST_WITH'>, <class 'sqlglot.expressions.properties.HybridProperty'>: <PropertiesLocation.POST_CREATE: 'POST_CREATE'>, <class 'sqlglot.expressions.properties.InheritsProperty'>: <PropertiesLocation.POST_SCHEMA: 'POST_SCHEMA'>, <class 'sqlglot.expressions.properties.IcebergProperty'>: <PropertiesLocation.POST_CREATE: 'POST_CREATE'>, <class 'sqlglot.expressions.properties.IncludeProperty'>: <PropertiesLocation.POST_SCHEMA: 'POST_SCHEMA'>, <class 'sqlglot.expressions.properties.InputModelProperty'>: <PropertiesLocation.POST_SCHEMA: 'POST_SCHEMA'>, <class 'sqlglot.expressions.properties.IsolatedLoadingProperty'>: <PropertiesLocation.POST_NAME: 'POST_NAME'>, <class 'sqlglot.expressions.properties.JournalProperty'>: <PropertiesLocation.POST_NAME: 'POST_NAME'>, <class 'sqlglot.expressions.properties.LanguageProperty'>: <PropertiesLocation.POST_SCHEMA: 'POST_SCHEMA'>, <class 'sqlglot.expressions.properties.LikeProperty'>: <PropertiesLocation.POST_SCHEMA: 'POST_SCHEMA'>, <class 'sqlglot.expressions.properties.LocationProperty'>: <PropertiesLocation.POST_SCHEMA: 'POST_SCHEMA'>, <class 'sqlglot.expressions.properties.LockProperty'>: <PropertiesLocation.POST_SCHEMA: 'POST_SCHEMA'>, <class 'sqlglot.expressions.properties.LockingProperty'>: <PropertiesLocation.POST_ALIAS: 'POST_ALIAS'>, <class 'sqlglot.expressions.properties.LogProperty'>: <PropertiesLocation.POST_NAME: 'POST_NAME'>, <class 'sqlglot.expressions.properties.MaskingProperty'>: <PropertiesLocation.POST_CREATE: 'POST_CREATE'>, <class 'sqlglot.expressions.properties.MaterializedProperty'>: <PropertiesLocation.POST_CREATE: 'POST_CREATE'>, <class 'sqlglot.expressions.properties.MergeBlockRatioProperty'>: <PropertiesLocation.POST_NAME: 'POST_NAME'>, <class 'sqlglot.expressions.properties.ModuleProperty'>: <PropertiesLocation.POST_SCHEMA: 'POST_SCHEMA'>, <class 'sqlglot.expressions.properties.NetworkProperty'>: <PropertiesLocation.POST_CREATE: 'POST_CREATE'>, <class 'sqlglot.expressions.properties.NoPrimaryIndexProperty'>: <PropertiesLocation.POST_EXPRESSION: 'POST_EXPRESSION'>, <class 'sqlglot.expressions.properties.OnProperty'>: <PropertiesLocation.POST_SCHEMA: 'POST_SCHEMA'>, <class 'sqlglot.expressions.properties.OnCommitProperty'>: <PropertiesLocation.POST_EXPRESSION: 'POST_EXPRESSION'>, <class 'sqlglot.expressions.query.Order'>: <PropertiesLocation.POST_SCHEMA: 'POST_SCHEMA'>, <class 'sqlglot.expressions.properties.OutputModelProperty'>: <PropertiesLocation.POST_SCHEMA: 'POST_SCHEMA'>, <class 'sqlglot.expressions.properties.PartitionedByProperty'>: <PropertiesLocation.POST_SCHEMA: 'POST_SCHEMA'>, <class 'sqlglot.expressions.properties.PartitionedOfProperty'>: <PropertiesLocation.POST_SCHEMA: 'POST_SCHEMA'>, <class 'sqlglot.expressions.constraints.PrimaryKey'>: <PropertiesLocation.POST_SCHEMA: 'POST_SCHEMA'>, <class 'sqlglot.expressions.properties.Property'>: <PropertiesLocation.POST_WITH: 'POST_WITH'>, <class 'sqlglot.expressions.properties.RefreshTriggerProperty'>: <PropertiesLocation.POST_SCHEMA: 'POST_SCHEMA'>, <class 'sqlglot.expressions.properties.RemoteWithConnectionModelProperty'>: <PropertiesLocation.POST_SCHEMA: 'POST_SCHEMA'>, <class 'sqlglot.expressions.properties.ReturnsProperty'>: <PropertiesLocation.POST_SCHEMA: 'POST_SCHEMA'>, <class 'sqlglot.expressions.properties.RollupProperty'>: <PropertiesLocation.UNSUPPORTED: 'UNSUPPORTED'>, <class 'sqlglot.expressions.properties.RowAccessProperty'>: <PropertiesLocation.UNSUPPORTED: 'UNSUPPORTED'>, <class 'sqlglot.expressions.properties.RowFormatProperty'>: <PropertiesLocation.POST_SCHEMA: 'POST_SCHEMA'>, <class 'sqlglot.expressions.properties.RowFormatDelimitedProperty'>: <PropertiesLocation.POST_SCHEMA: 'POST_SCHEMA'>, <class 'sqlglot.expressions.properties.RowFormatSerdeProperty'>: <PropertiesLocation.POST_SCHEMA: 'POST_SCHEMA'>, <class 'sqlglot.expressions.properties.SampleProperty'>: <PropertiesLocation.POST_SCHEMA: 'POST_SCHEMA'>, <class 'sqlglot.expressions.properties.SchemaCommentProperty'>: <PropertiesLocation.POST_SCHEMA: 'POST_SCHEMA'>, <class 'sqlglot.expressions.properties.SecureProperty'>: <PropertiesLocation.POST_CREATE: 'POST_CREATE'>, <class 'sqlglot.expressions.properties.SecurityIntegrationProperty'>: <PropertiesLocation.POST_CREATE: 'POST_CREATE'>, <class 'sqlglot.expressions.properties.SerdeProperties'>: <PropertiesLocation.POST_SCHEMA: 'POST_SCHEMA'>, <class 'sqlglot.expressions.ddl.Set'>: <PropertiesLocation.POST_SCHEMA: 'POST_SCHEMA'>, <class 'sqlglot.expressions.properties.SettingsProperty'>: <PropertiesLocation.POST_SCHEMA: 'POST_SCHEMA'>, <class 'sqlglot.expressions.properties.SetProperty'>: <PropertiesLocation.POST_CREATE: 'POST_CREATE'>, <class 'sqlglot.expressions.properties.SetConfigProperty'>: <PropertiesLocation.POST_SCHEMA: 'POST_SCHEMA'>, <class 'sqlglot.expressions.properties.SharingProperty'>: <PropertiesLocation.POST_EXPRESSION: 'POST_EXPRESSION'>, <class 'sqlglot.expressions.ddl.SequenceProperties'>: <PropertiesLocation.POST_EXPRESSION: 'POST_EXPRESSION'>, <class 'sqlglot.expressions.ddl.TriggerProperties'>: <PropertiesLocation.POST_EXPRESSION: 'POST_EXPRESSION'>, <class 'sqlglot.expressions.properties.SortKeyProperty'>: <PropertiesLocation.POST_SCHEMA: 'POST_SCHEMA'>, <class 'sqlglot.expressions.properties.SqlReadWriteProperty'>: <PropertiesLocation.POST_SCHEMA: 'POST_SCHEMA'>, <class 'sqlglot.expressions.properties.SqlSecurityProperty'>: <PropertiesLocation.POST_SCHEMA: 'POST_SCHEMA'>, <class 'sqlglot.expressions.properties.StabilityProperty'>: <PropertiesLocation.POST_SCHEMA: 'POST_SCHEMA'>, <class 'sqlglot.expressions.properties.StorageHandlerProperty'>: <PropertiesLocation.POST_SCHEMA: 'POST_SCHEMA'>, <class 'sqlglot.expressions.properties.StreamingTableProperty'>: <PropertiesLocation.POST_CREATE: 'POST_CREATE'>, <class 'sqlglot.expressions.properties.StrictProperty'>: <PropertiesLocation.POST_SCHEMA: 'POST_SCHEMA'>, <class 'sqlglot.expressions.properties.Tags'>: <PropertiesLocation.POST_WITH: 'POST_WITH'>, <class 'sqlglot.expressions.properties.TemporaryProperty'>: <PropertiesLocation.POST_CREATE: 'POST_CREATE'>, <class 'sqlglot.expressions.properties.ToTableProperty'>: <PropertiesLocation.POST_SCHEMA: 'POST_SCHEMA'>, <class 'sqlglot.expressions.properties.TransientProperty'>: <PropertiesLocation.UNSUPPORTED: 'UNSUPPORTED'>, <class 'sqlglot.expressions.properties.TransformModelProperty'>: <PropertiesLocation.POST_SCHEMA: 'POST_SCHEMA'>, <class 'sqlglot.expressions.ddl.MergeTreeTTL'>: <PropertiesLocation.POST_SCHEMA: 'POST_SCHEMA'>, <class 'sqlglot.expressions.properties.UnloggedProperty'>: <PropertiesLocation.POST_CREATE: 'POST_CREATE'>, <class 'sqlglot.expressions.properties.UsingProperty'>: <PropertiesLocation.POST_EXPRESSION: 'POST_EXPRESSION'>, <class 'sqlglot.expressions.properties.UsingTemplateProperty'>: <PropertiesLocation.POST_SCHEMA: 'POST_SCHEMA'>, <class 'sqlglot.expressions.properties.ViewAttributeProperty'>: <PropertiesLocation.POST_SCHEMA: 'POST_SCHEMA'>, <class 'sqlglot.expressions.properties.VirtualProperty'>: <PropertiesLocation.POST_CREATE: 'POST_CREATE'>, <class 'sqlglot.expressions.properties.VolatileProperty'>: <PropertiesLocation.UNSUPPORTED: 'UNSUPPORTED'>, <class 'sqlglot.expressions.properties.WithDataProperty'>: <PropertiesLocation.POST_EXPRESSION: 'POST_EXPRESSION'>, <class 'sqlglot.expressions.properties.WithJournalTableProperty'>: <PropertiesLocation.POST_NAME: 'POST_NAME'>, <class 'sqlglot.expressions.properties.WithProcedureOptions'>: <PropertiesLocation.POST_SCHEMA: 'POST_SCHEMA'>, <class 'sqlglot.expressions.properties.WithSchemaBindingProperty'>: <PropertiesLocation.POST_SCHEMA: 'POST_SCHEMA'>, <class 'sqlglot.expressions.properties.WithSystemVersioningProperty'>: <PropertiesLocation.POST_SCHEMA: 'POST_SCHEMA'>, <class 'sqlglot.expressions.properties.ForceProperty'>: <PropertiesLocation.POST_CREATE: 'POST_CREATE'>, <class 'sqlglot.expressions.properties.PartitionByRangeProperty'>: <PropertiesLocation.POST_SCHEMA: 'POST_SCHEMA'>, <class 'sqlglot.expressions.properties.PartitionByListProperty'>: <PropertiesLocation.POST_SCHEMA: 'POST_SCHEMA'>, <class 'sqlglot.expressions.properties.UniqueKeyProperty'>: <PropertiesLocation.POST_SCHEMA: 'POST_SCHEMA'>, <class 'sqlglot.expressions.properties.BuildProperty'>: <PropertiesLocation.POST_SCHEMA: 'POST_SCHEMA'>}
CAST_MAPPING = {}
TIMESTAMP_FUNC_TYPES = set()
TRANSFORMS = {<class 'sqlglot.expressions.query.JSONPathFilter'>: <function <lambda>>, <class 'sqlglot.expressions.query.JSONPathKey'>: <function <lambda>>, <class 'sqlglot.expressions.query.JSONPathRecursive'>: <function <lambda>>, <class 'sqlglot.expressions.query.JSONPathRoot'>: <function <lambda>>, <class 'sqlglot.expressions.query.JSONPathScript'>: <function <lambda>>, <class 'sqlglot.expressions.query.JSONPathSelector'>: <function <lambda>>, <class 'sqlglot.expressions.query.JSONPathSlice'>: <function <lambda>>, <class 'sqlglot.expressions.query.JSONPathSubscript'>: <function <lambda>>, <class 'sqlglot.expressions.query.JSONPathUnion'>: <function <lambda>>, <class 'sqlglot.expressions.query.JSONPathWildcard'>: <function <lambda>>, <class 'sqlglot.expressions.core.Adjacent'>: <function Generator.<lambda>>, <class 'sqlglot.expressions.properties.AllowedValuesProperty'>: <function Generator.<lambda>>, <class 'sqlglot.expressions.query.AnalyzeColumns'>: <function Generator.<lambda>>, <class 'sqlglot.expressions.query.AnalyzeWith'>: <function Generator.<lambda>>, <class 'sqlglot.expressions.array.ArrayContainsAll'>: <function Generator.<lambda>>, <class 'sqlglot.expressions.array.ArrayOverlaps'>: <function Generator.<lambda>>, <class 'sqlglot.expressions.constraints.AssumeColumnConstraint'>: <function Generator.<lambda>>, <class 'sqlglot.expressions.properties.AutoRefreshProperty'>: <function Generator.<lambda>>, <class 'sqlglot.expressions.properties.BackupProperty'>: <function Generator.<lambda>>, <class 'sqlglot.expressions.constraints.CaseSpecificColumnConstraint'>: <function Generator.<lambda>>, <class 'sqlglot.expressions.math.Ceil'>: <function Generator.<lambda>>, <class 'sqlglot.expressions.constraints.CharacterSetColumnConstraint'>: <function Generator.<lambda>>, <class 'sqlglot.expressions.properties.CharacterSetProperty'>: <function Generator.<lambda>>, <class 'sqlglot.expressions.constraints.ClusteredColumnConstraint'>: <function Generator.<lambda>>, <class 'sqlglot.expressions.constraints.CollateColumnConstraint'>: <function Generator.<lambda>>, <class 'sqlglot.expressions.constraints.CommentColumnConstraint'>: <function Generator.<lambda>>, <class 'sqlglot.expressions.functions.ConnectByRoot'>: <function Generator.<lambda>>, <class 'sqlglot.expressions.string.ConvertToCharset'>: <function Generator.<lambda>>, <class 'sqlglot.expressions.properties.CopyGrantsProperty'>: <function Generator.<lambda>>, <class 'sqlglot.expressions.properties.CredentialsProperty'>: <function Generator.<lambda>>, <class 'sqlglot.expressions.functions.CurrentCatalog'>: <function Generator.<lambda>>, <class 'sqlglot.expressions.functions.SessionUser'>: <function MySQLGenerator.<lambda>>, <class 'sqlglot.expressions.constraints.DateFormatColumnConstraint'>: <function Generator.<lambda>>, <class 'sqlglot.expressions.constraints.DefaultColumnConstraint'>: <function Generator.<lambda>>, <class 'sqlglot.expressions.properties.ApiProperty'>: <function Generator.<lambda>>, <class 'sqlglot.expressions.properties.ApplicationProperty'>: <function Generator.<lambda>>, <class 'sqlglot.expressions.properties.CatalogProperty'>: <function Generator.<lambda>>, <class 'sqlglot.expressions.properties.ComputeProperty'>: <function Generator.<lambda>>, <class 'sqlglot.expressions.properties.DatabaseProperty'>: <function Generator.<lambda>>, <class 'sqlglot.expressions.properties.DynamicProperty'>: <function Generator.<lambda>>, <class 'sqlglot.expressions.properties.EmptyProperty'>: <function Generator.<lambda>>, <class 'sqlglot.expressions.constraints.EncodeColumnConstraint'>: <function Generator.<lambda>>, <class 'sqlglot.expressions.query.EndStatement'>: <function Generator.<lambda>>, <class 'sqlglot.expressions.properties.EnviromentProperty'>: <function Generator.<lambda>>, <class 'sqlglot.expressions.properties.HandlerProperty'>: <function Generator.<lambda>>, <class 'sqlglot.expressions.properties.ParameterStyleProperty'>: <function Generator.<lambda>>, <class 'sqlglot.expressions.constraints.EphemeralColumnConstraint'>: <function Generator.<lambda>>, <class 'sqlglot.expressions.constraints.ExcludeColumnConstraint'>: <function Generator.<lambda>>, <class 'sqlglot.expressions.properties.ExecuteAsProperty'>: <function Generator.<lambda>>, <class 'sqlglot.expressions.query.Except'>: <function Generator.<lambda>>, <class 'sqlglot.expressions.properties.ExternalProperty'>: <function Generator.<lambda>>, <class 'sqlglot.expressions.math.Floor'>: <function Generator.<lambda>>, <class 'sqlglot.expressions.query.Get'>: <function Generator.<lambda>>, <class 'sqlglot.expressions.properties.GlobalProperty'>: <function Generator.<lambda>>, <class 'sqlglot.expressions.properties.HeapProperty'>: <function Generator.<lambda>>, <class 'sqlglot.expressions.properties.HybridProperty'>: <function Generator.<lambda>>, <class 'sqlglot.expressions.properties.IcebergProperty'>: <function Generator.<lambda>>, <class 'sqlglot.expressions.properties.InheritsProperty'>: <function Generator.<lambda>>, <class 'sqlglot.expressions.constraints.InlineLengthColumnConstraint'>: <function Generator.<lambda>>, <class 'sqlglot.expressions.properties.InputModelProperty'>: <function Generator.<lambda>>, <class 'sqlglot.expressions.query.Intersect'>: <function Generator.<lambda>>, <class 'sqlglot.expressions.datatypes.IntervalSpan'>: <function Generator.<lambda>>, <class 'sqlglot.expressions.functions.Int64'>: <function Generator.<lambda>>, <class 'sqlglot.expressions.json.JSONBContainsAnyTopKeys'>: <function Generator.<lambda>>, <class 'sqlglot.expressions.json.JSONBContainsAllTopKeys'>: <function Generator.<lambda>>, <class 'sqlglot.expressions.json.JSONBDeleteAtPath'>: <function Generator.<lambda>>, <class 'sqlglot.expressions.json.JSONObject'>: <function Generator.<lambda>>, <class 'sqlglot.expressions.json.JSONObjectAgg'>: <function Generator.<lambda>>, <class 'sqlglot.expressions.properties.LanguageProperty'>: <function Generator.<lambda>>, <class 'sqlglot.expressions.properties.LocationProperty'>: <function Generator.<lambda>>, <class 'sqlglot.expressions.properties.LogProperty'>: <function Generator.<lambda>>, <class 'sqlglot.expressions.properties.MaskingProperty'>: <function Generator.<lambda>>, <class 'sqlglot.expressions.properties.MaterializedProperty'>: <function Generator.<lambda>>, <class 'sqlglot.expressions.functions.NetFunc'>: <function Generator.<lambda>>, <class 'sqlglot.expressions.properties.NetworkProperty'>: <function Generator.<lambda>>, <class 'sqlglot.expressions.constraints.NonClusteredColumnConstraint'>: <function Generator.<lambda>>, <class 'sqlglot.expressions.properties.NoPrimaryIndexProperty'>: <function Generator.<lambda>>, <class 'sqlglot.expressions.constraints.NotForReplicationColumnConstraint'>: <function Generator.<lambda>>, <class 'sqlglot.expressions.properties.OnCommitProperty'>: <function Generator.<lambda>>, <class 'sqlglot.expressions.properties.OnProperty'>: <function Generator.<lambda>>, <class 'sqlglot.expressions.constraints.OnUpdateColumnConstraint'>: <function Generator.<lambda>>, <class 'sqlglot.expressions.core.Operator'>: <function Generator.<lambda>>, <class 'sqlglot.expressions.properties.OutputModelProperty'>: <function Generator.<lambda>>, <class 'sqlglot.expressions.core.ExtendsLeft'>: <function Generator.<lambda>>, <class 'sqlglot.expressions.core.ExtendsRight'>: <function Generator.<lambda>>, <class 'sqlglot.expressions.constraints.PathColumnConstraint'>: <function Generator.<lambda>>, <class 'sqlglot.expressions.properties.PartitionedByBucket'>: <function Generator.<lambda>>, <class 'sqlglot.expressions.properties.PartitionByTruncate'>: <function Generator.<lambda>>, <class 'sqlglot.expressions.core.PivotAny'>: <function Generator.<lambda>>, <class 'sqlglot.expressions.array.PositionalColumn'>: <function Generator.<lambda>>, <class 'sqlglot.expressions.constraints.ProjectionPolicyColumnConstraint'>: <function Generator.<lambda>>, <class 'sqlglot.expressions.constraints.InvisibleColumnConstraint'>: <function Generator.<lambda>>, <class 'sqlglot.expressions.constraints.ZeroFillColumnConstraint'>: <function Generator.<lambda>>, <class 'sqlglot.expressions.query.Put'>: <function Generator.<lambda>>, <class 'sqlglot.expressions.properties.RemoteWithConnectionModelProperty'>: <function Generator.<lambda>>, <class 'sqlglot.expressions.properties.ReturnsProperty'>: <function Generator.<lambda>>, <class 'sqlglot.expressions.properties.RowAccessProperty'>: <function Generator.<lambda>>, <class 'sqlglot.expressions.core.SafeFunc'>: <function Generator.<lambda>>, <class 'sqlglot.expressions.properties.SampleProperty'>: <function Generator.<lambda>>, <class 'sqlglot.expressions.properties.SecureProperty'>: <function Generator.<lambda>>, <class 'sqlglot.expressions.properties.SecurityIntegrationProperty'>: <function Generator.<lambda>>, <class 'sqlglot.expressions.properties.SetConfigProperty'>: <function Generator.<lambda>>, <class 'sqlglot.expressions.properties.SetProperty'>: <function Generator.<lambda>>, <class 'sqlglot.expressions.properties.SettingsProperty'>: <function Generator.<lambda>>, <class 'sqlglot.expressions.properties.SharingProperty'>: <function Generator.<lambda>>, <class 'sqlglot.expressions.properties.SqlReadWriteProperty'>: <function Generator.<lambda>>, <class 'sqlglot.expressions.properties.SqlSecurityProperty'>: <function Generator.<lambda>>, <class 'sqlglot.expressions.properties.StabilityProperty'>: <function Generator.<lambda>>, <class 'sqlglot.expressions.query.Stream'>: <function Generator.<lambda>>, <class 'sqlglot.expressions.properties.StreamingTableProperty'>: <function Generator.<lambda>>, <class 'sqlglot.expressions.properties.StrictProperty'>: <function Generator.<lambda>>, <class 'sqlglot.expressions.ddl.SwapTable'>: <function Generator.<lambda>>, <class 'sqlglot.expressions.query.TableColumn'>: <function Generator.<lambda>>, <class 'sqlglot.expressions.properties.Tags'>: <function Generator.<lambda>>, <class 'sqlglot.expressions.properties.TemporaryProperty'>: <function Generator.<lambda>>, <class 'sqlglot.expressions.constraints.TitleColumnConstraint'>: <function Generator.<lambda>>, <class 'sqlglot.expressions.array.ToMap'>: <function Generator.<lambda>>, <class 'sqlglot.expressions.properties.ToTableProperty'>: <function Generator.<lambda>>, <class 'sqlglot.expressions.properties.TransformModelProperty'>: <function Generator.<lambda>>, <class 'sqlglot.expressions.properties.TransientProperty'>: <function Generator.<lambda>>, <class 'sqlglot.expressions.properties.VirtualProperty'>: <function Generator.<lambda>>, <class 'sqlglot.expressions.ddl.TriggerExecute'>: <function Generator.<lambda>>, <class 'sqlglot.expressions.query.Union'>: <function Generator.<lambda>>, <class 'sqlglot.expressions.properties.UnloggedProperty'>: <function Generator.<lambda>>, <class 'sqlglot.expressions.properties.UsingTemplateProperty'>: <function Generator.<lambda>>, <class 'sqlglot.expressions.query.UsingData'>: <function Generator.<lambda>>, <class 'sqlglot.expressions.constraints.UppercaseColumnConstraint'>: <function Generator.<lambda>>, <class 'sqlglot.expressions.temporal.UtcDate'>: <function Generator.<lambda>>, <class 'sqlglot.expressions.temporal.UtcTime'>: <function rename_func.<locals>.<lambda>>, <class 'sqlglot.expressions.temporal.UtcTimestamp'>: <function rename_func.<locals>.<lambda>>, <class 'sqlglot.expressions.query.Variadic'>: <function Generator.<lambda>>, <class 'sqlglot.expressions.array.VarMap'>: <function Generator.<lambda>>, <class 'sqlglot.expressions.properties.ViewAttributeProperty'>: <function Generator.<lambda>>, <class 'sqlglot.expressions.properties.VolatileProperty'>: <function Generator.<lambda>>, <class 'sqlglot.expressions.properties.WithJournalTableProperty'>: <function Generator.<lambda>>, <class 'sqlglot.expressions.properties.WithProcedureOptions'>: <function Generator.<lambda>>, <class 'sqlglot.expressions.properties.WithSchemaBindingProperty'>: <function Generator.<lambda>>, <class 'sqlglot.expressions.constraints.WithOperator'>: <function Generator.<lambda>>, <class 'sqlglot.expressions.properties.ForceProperty'>: <function Generator.<lambda>>, <class 'sqlglot.expressions.aggregate.ArrayAgg'>: <function rename_func.<locals>.<lambda>>, <class 'sqlglot.expressions.math.BitwiseAndAgg'>: <function rename_func.<locals>.<lambda>>, <class 'sqlglot.expressions.math.BitwiseOrAgg'>: <function rename_func.<locals>.<lambda>>, <class 'sqlglot.expressions.math.BitwiseXorAgg'>: <function rename_func.<locals>.<lambda>>, <class 'sqlglot.expressions.math.BitwiseCount'>: <function rename_func.<locals>.<lambda>>, <class 'sqlglot.expressions.string.Chr'>: <function MySQLGenerator.<lambda>>, <class 'sqlglot.expressions.temporal.CurrentDate'>: <function DorisGenerator.<lambda>>, <class 'sqlglot.expressions.functions.CurrentVersion'>: <function rename_func.<locals>.<lambda>>, <class 'sqlglot.expressions.temporal.DateDiff'>: <function _remove_ts_or_ds_to_date.<locals>.func>, <class 'sqlglot.expressions.temporal.DateAdd'>: <function _remove_ts_or_ds_to_date.<locals>.func>, <class 'sqlglot.expressions.temporal.DateStrToDate'>: <function datestrtodate_sql>, <class 'sqlglot.expressions.temporal.DateSub'>: <function _remove_ts_or_ds_to_date.<locals>.func>, <class 'sqlglot.expressions.temporal.DateTrunc'>: <function DorisGenerator.<lambda>>, <class 'sqlglot.expressions.temporal.Day'>: <function _remove_ts_or_ds_to_date.<locals>.func>, <class 'sqlglot.expressions.temporal.DayOfMonth'>: <function _remove_ts_or_ds_to_date.<locals>.func>, <class 'sqlglot.expressions.temporal.DayOfWeek'>: <function _remove_ts_or_ds_to_date.<locals>.func>, <class 'sqlglot.expressions.temporal.DayOfYear'>: <function _remove_ts_or_ds_to_date.<locals>.func>, <class 'sqlglot.expressions.aggregate.GroupConcat'>: <function DorisGenerator.<lambda>>, <class 'sqlglot.expressions.core.ILike'>: <function no_ilike_sql>, <class 'sqlglot.expressions.json.JSONExtractScalar'>: <function DorisGenerator.<lambda>>, <class 'sqlglot.expressions.string.Length'>: <function length_or_char_length_sql>, <class 'sqlglot.expressions.aggregate.LogicalOr'>: <function rename_func.<locals>.<lambda>>, <class 'sqlglot.expressions.aggregate.LogicalAnd'>: <function rename_func.<locals>.<lambda>>, <class 'sqlglot.expressions.aggregate.Max'>: <function max_or_greatest>, <class 'sqlglot.expressions.aggregate.Min'>: <function min_or_least>, <class 'sqlglot.expressions.temporal.Month'>: <function _remove_ts_or_ds_to_date.<locals>.func>, <class 'sqlglot.expressions.core.NullSafeEQ'>: <function MySQLGenerator.<lambda>>, <class 'sqlglot.expressions.core.NullSafeNEQ'>: <function MySQLGenerator.<lambda>>, <class 'sqlglot.expressions.string.NumberToStr'>: <function rename_func.<locals>.<lambda>>, <class 'sqlglot.expressions.query.Pivot'>: <function no_pivot_sql>, <class 'sqlglot.expressions.query.Select'>: <function preprocess.<locals>._to_sql>, <class 'sqlglot.expressions.string.StrPosition'>: <function MySQLGenerator.<lambda>>, <class 'sqlglot.expressions.temporal.StrToDate'>: <function _str_to_date_sql>, <class 'sqlglot.expressions.temporal.StrToTime'>: <function _str_to_date_sql>, <class 'sqlglot.expressions.string.Stuff'>: <function rename_func.<locals>.<lambda>>, <class 'sqlglot.expressions.query.TableSample'>: <function no_tablesample_sql>, <class 'sqlglot.expressions.temporal.TimeFromParts'>: <function rename_func.<locals>.<lambda>>, <class 'sqlglot.expressions.temporal.TimestampAdd'>: <function date_add_interval_sql.<locals>.func>, <class 'sqlglot.expressions.temporal.TimestampDiff'>: <function MySQLGenerator.<lambda>>, <class 'sqlglot.expressions.temporal.TimestampSub'>: <function date_add_interval_sql.<locals>.func>, <class 'sqlglot.expressions.temporal.TimeStrToUnix'>: <function rename_func.<locals>.<lambda>>, <class 'sqlglot.expressions.temporal.TimeStrToTime'>: <function MySQLGenerator.<lambda>>, <class 'sqlglot.expressions.temporal.TimeToStr'>: <function _remove_ts_or_ds_to_date.<locals>.func>, <class 'sqlglot.expressions.string.Trim'>: <function trim_sql>, <class 'sqlglot.expressions.math.Trunc'>: <function rename_func.<locals>.<lambda>>, <class 'sqlglot.expressions.functions.TryCast'>: <function no_trycast_sql>, <class 'sqlglot.expressions.temporal.TsOrDsAdd'>: <function DorisGenerator.<lambda>>, <class 'sqlglot.expressions.temporal.TsOrDsDiff'>: <function MySQLGenerator.<lambda>>, <class 'sqlglot.expressions.temporal.TsOrDsToDate'>: <function DorisGenerator.<lambda>>, <class 'sqlglot.expressions.string.Unicode'>: <function MySQLGenerator.<lambda>>, <class 'sqlglot.expressions.temporal.UnixToTime'>: <function rename_func.<locals>.<lambda>>, <class 'sqlglot.expressions.temporal.Week'>: <function _remove_ts_or_ds_to_date.<locals>.func>, <class 'sqlglot.expressions.temporal.WeekOfYear'>: <function _remove_ts_or_ds_to_date.<locals>.func>, <class 'sqlglot.expressions.temporal.Year'>: <function _remove_ts_or_ds_to_date.<locals>.func>, <class 'sqlglot.expressions.temporal.AddMonths'>: <function rename_func.<locals>.<lambda>>, <class 'sqlglot.expressions.core.ApproxDistinct'>: <function approx_count_distinct_sql>, <class 'sqlglot.expressions.aggregate.ArgMax'>: <function rename_func.<locals>.<lambda>>, <class 'sqlglot.expressions.aggregate.ArgMin'>: <function rename_func.<locals>.<lambda>>, <class 'sqlglot.expressions.array.ArrayToString'>: <function rename_func.<locals>.<lambda>>, <class 'sqlglot.expressions.aggregate.ArrayUniqueAgg'>: <function rename_func.<locals>.<lambda>>, <class 'sqlglot.expressions.temporal.CurrentTimestamp'>: <function DorisGenerator.<lambda>>, <class 'sqlglot.expressions.math.EuclideanDistance'>: <function rename_func.<locals>.<lambda>>, <class 'sqlglot.expressions.aggregate.Lag'>: <function _lag_lead_sql>, <class 'sqlglot.expressions.aggregate.Lead'>: <function _lag_lead_sql>, <class 'sqlglot.expressions.array.Map'>: <function rename_func.<locals>.<lambda>>, <class 'sqlglot.expressions.properties.Property'>: <function property_sql>, <class 'sqlglot.expressions.core.RegexpLike'>: <function rename_func.<locals>.<lambda>>, <class 'sqlglot.expressions.string.RegexpSplit'>: <function rename_func.<locals>.<lambda>>, <class 'sqlglot.expressions.properties.SchemaCommentProperty'>: <function DorisGenerator.<lambda>>, <class 'sqlglot.expressions.string.Split'>: <function rename_func.<locals>.<lambda>>, <class 'sqlglot.expressions.array.StringToArray'>: <function rename_func.<locals>.<lambda>>, <class 'sqlglot.expressions.temporal.StrToUnix'>: <function DorisGenerator.<lambda>>, <class 'sqlglot.expressions.temporal.TimeStrToDate'>: <function rename_func.<locals>.<lambda>>, <class 'sqlglot.expressions.temporal.TimeToUnix'>: <function rename_func.<locals>.<lambda>>, <class 'sqlglot.expressions.temporal.TimestampTrunc'>: <function DorisGenerator.<lambda>>, <class 'sqlglot.expressions.temporal.UnixToStr'>: <function DorisGenerator.<lambda>>}
RESERVED_KEYWORDS = {'insert', 'export', 'collate', 'indexes', 'grants', 'call', 'bigint', 'replica', 'hll_union', 'string', 'release', 'collation', 'ends', 'pause', 'feature', 'decimal', 'begin', 'as', 'bitor', 'committed', 'table', 'repair', 'last', 'refresh', 'streaming', 'next', 'dateadd', 'snapshot', 'intermediate', 'datev2', 'primary', 'soname', 'real', 'days_sub', 'date_add', 'variables', 'identified', 'between', 'when', 'cron', 'observer', 'month', 'file', 'connection', 'system', 'consistent', 'max', 'write', 'format', 'databases', 'distinctpcsa', 'values', 'diagnose', 'skew', 'agg_state', 'types', 'groups', 'fields', 'decimalv2', 'natural', 'match_all', 'following', 'aggregate', 'logical', 'drop', 'ngram_bf', 'map', 'temporary', 'cancel', 'offset', 'infile', 'belong', 'job', 'references', 'serializable', 'tinyint', 'histogram', 'regexp', 'constraint', 'rewritten', 'timestamp', 'extended', 'order', 'constraints', 'decimalv3', 'password_expire', 'xor', 'vault', 'signed', 'comment', 'optimized', 'repository', 'ipv4', 'name', 'resume', 'functions', 'week', 'binary', 'plugins', 'describe', 'limit', 'replace', 'procedure', 'is_not_null_pred', 'adddate', 'fast', 'is_null_pred', 'outer', 'or', 'rlike', 'dropp', 'end', 'schema', 'incremental', 'smallint', 'load', 'local', 'rename', 'read', 'start', 'blob', 'else', 'generic', 'split', 'use', 'match_phrase', 'distribution', 'password', 'doris_internal_table_id', 'integer', 'starts', 'backends', 'ignore', 'proc', 'where', 'bitand', 'password_reuse', 'merge', 'left', 'complete', 'all', 'bitxor', 'convert', 'datev1', 'filter', 'global', 'outfile', 'stop', 'sequence', 'struct', 'hash', 'graph', 'materialized', 'version', 'match_regexp', 'current_catalog', 'binlog', 'null', 'false', 'memo', 'min', 'minute', 'task', 'build', 'names', 'from', 'value', 'modify', 'percent', 'builtin', 'date_sub', 'tasks', 'rebalance', 'isolation', 'on', 'repositories', 'array_range', 'list', 'warnings', 'overwrite', 'shape', 'repeatable', 'open', 'match_phrase_edge', 'authors', 'div', 'match', 'unlock', 'decommission', 'default', 'sum', 'range', 'into', 'engine', 'over', 'full', 'do', 'type', 'having', 'immediate', 'connection_id', 'current_user', 'disk', 'double', 'date_floor', 'key', 'cluster', 'time', 'truncate', 'nulls', 'copy', 'engines', 'using', 'keys', 'tablesample', 'profile', 'second', 'unique', 'restore', 'dual', 'cached', 'quota', 'sync', 'backup', 'except', 'catalog', 'in', 'password_lock_time', 'resources', 'random', 'query', 'tree', 'session', 'help', 'inverted', 'current_date', 'count', 'tablets', 's3', 'ldap', 'view', 'revoke', 'buckets', 'maxvalue', 'uninstall', 'force', 'recover', 'not', 'append', 'largeint', 'trash', 'grouping', 'database', 'ldap_admin_password', 'frontends', 'commit', 'plugin', 'every', 'at', 'replace_if_not_null', 'role', 'hll', 'union', 'localtime', 'properties', 'sql_block_rule', 'distinctpc', 'localtimestamp', 'desc', 'prepare', 'show', 'auto_increment', 'recycle', 'rows', 'workload', 'hub', 'index', 'parameter', 'alias', 'failed_login_attempts', 'duplicate', 'interval', 'unbounded', 'timestampdiff', 'to', 'true', 'auto', 'never', 'non_nullable', 'less', 'stream', 'enter', 'low_priority', 'migrate', 'varchar', 'only', 'create', 'trim', 'chain', 'delete', 'tablet', 'compact', 'current_timestamp', 'jsonb', 'sets', 'asc', 'is', 'switch', 'processlist', 'demand', 'function', 'array', 'expired', 'rollback', 'lock', 'for', 'errors', 'date_diff', 'install', 'location', 'superuser', 'returns', 'execute', 'case', 'clean', 'uncommitted', 'collect', 'tables', 'lines', 'hostname', 'column', 'migrations', 'like', 'isnull', 'columns', 'negative', 'routine', 'follower', 'grant', 'storage', 'brief', 'plan', 'data', 'day', 'jobs', 'then', 'roles', 'password_history', 'distinct', 'parsed', 'verbose', 'whitelist', 'rollup', 'account_unlock', 'physical', 'select', 'char', 'catalogs', 'restrictive', 'join', 'external', 'of', 'hdfs', 'bin', 'creation', 'cast', 'cube', 'clusters', 'datetimev1', 'ipv6', 'period', 'dynamic', 'no', 'sample', 'unsigned', 'current_time', 'encryptkeys', 'set', 'days_add', 'frontend', 'resource', 'alter', 'bulk', 'events', 'deferred', 'charset', 'check', 'enable', 'partitions', 'schedule', 'extract', 'triggers', 'partition', 'semi', 'status', 'subdate', 'analyze', 'foreign', 'update', 'broker', 'variant', 'analyzed', 'datediff', 'policy', 'quantile_state', 'scheduler', 'work', 'character', 'path', 'process', 'quantile_union', 'bitmap', 'date', 'anti', 'type_cast', 'date_ceil', 'explain', 'kill', 'preceding', 'exists', 'timestampadd', 'link', 'encryptkey', 'exclude', 'inner', 'label', 'json', 'property', 'mtmv', 'cross', 'int', 'free', 'permissive', 'user', 'row', 'with', 'hour', 'right', 'terminated', 'bitmap_union', 'intersect', 'datetimev2', 'text', 'config', 'lateral', 'match_phrase_prefix', 'and', 'than', 'level', 'by', 'group', 'datetime', 'first', 'after', 'year', 'current', 'account_lock', 'add', 'float', 'match_any', 'boolean', 'manual', 'minus', 'stats', 'backend', 'admin', 'if', 'distributed', 'transaction', 'schemas'}
def uniquekeyproperty_sql( self, expression: sqlglot.expressions.properties.UniqueKeyProperty, prefix: str = 'UNIQUE KEY') -> str:
560    def uniquekeyproperty_sql(
561        self, expression: exp.UniqueKeyProperty, prefix: str = "UNIQUE KEY"
562    ) -> str:
563        create_stmt = expression.find_ancestor(exp.Create)
564        if create_stmt and create_stmt.args["properties"].find(exp.MaterializedProperty):
565            return super().uniquekeyproperty_sql(expression, prefix="KEY")
566
567        return super().uniquekeyproperty_sql(expression)
def partitionrange_sql(self, expression: sqlglot.expressions.query.PartitionRange) -> str:
569    def partitionrange_sql(self, expression: exp.PartitionRange) -> str:
570        name = self.sql(expression, "this")
571        values = expression.expressions
572
573        if len(values) != 1:
574            # Multiple values: use VALUES [ ... )
575            if values and isinstance(values[0], list):
576                values_sql = ", ".join(
577                    f"({', '.join(self.sql(v) for v in inner)})" for inner in values
578                )
579            else:
580                values_sql = ", ".join(f"({self.sql(v)})" for v in values)
581
582            return f"PARTITION {name} VALUES [{values_sql})"
583
584        return f"PARTITION {name} VALUES LESS THAN ({self.sql(values[0])})"
def partitionbyrangepropertydynamic_sql( self, expression: sqlglot.expressions.properties.PartitionByRangePropertyDynamic) -> str:
586    def partitionbyrangepropertydynamic_sql(
587        self, expression: exp.PartitionByRangePropertyDynamic
588    ) -> str:
589        # Generates: FROM ("start") TO ("end") INTERVAL N UNIT
590        start = self.sql(expression, "start")
591        end = self.sql(expression, "end")
592        every = expression.args.get("every")
593
594        if every:
595            number = self.sql(every, "this")
596            interval = f"INTERVAL {number} {self.sql(every, 'unit')}"
597        else:
598            interval = ""
599
600        return f"FROM ({start}) TO ({end}) {interval}"
def partitionedbyproperty_sql( self, expression: sqlglot.expressions.properties.PartitionedByProperty) -> str:
602    def partitionedbyproperty_sql(self, expression: exp.PartitionedByProperty) -> str:
603        this = expression.this
604        if isinstance(this, exp.Schema):
605            return f"PARTITION BY ({self.expressions(this, flat=True)})"
606        return f"PARTITION BY ({self.sql(this)})"
def table_sql( self, expression: sqlglot.expressions.query.Table, sep: str = ' AS ') -> str:
608    def table_sql(self, expression: exp.Table, sep: str = " AS ") -> str:
609        """Override table_sql to avoid AS keyword in UPDATE and DELETE statements."""
610        ancestor = expression.find_ancestor(exp.Update, exp.Delete, exp.Select)
611        if not isinstance(ancestor, exp.Select):
612            sep = " "
613        return super().table_sql(expression, sep=sep)

Override table_sql to avoid AS keyword in UPDATE and DELETE statements.

Inherited Members
sqlglot.generator.Generator
Generator
WINDOW_FUNCS_WITH_NULL_ORDERING
IGNORE_NULLS_IN_FUNC
IGNORE_NULLS_BEFORE_ORDER
EXCEPT_INTERSECT_SUPPORT_ALL_CLAUSE
CREATE_FUNCTION_RETURN_AS
MATCHED_BY_SOURCE
SUPPORTS_MERGE_WHERE
SINGLE_STRING_INTERVAL
GROUPINGS_SEP
INDEX_ON
INOUT_SEPARATOR
DIRECTED_JOINS
QUERY_HINTS
IS_BOOL_ALLOWED
LIMIT_IS_TOP
RETURNING_END
EXTRACT_ALLOWS_QUOTES
TZ_TO_WITH_TIME_ZONE
ALTER_TABLE_INCLUDE_COLUMN_KEYWORD
UNNEST_WITH_ORDINALITY
AGGREGATE_FILTER_SUPPORTED
SEMI_ANTI_JOIN_WITH_SIDE
COMPUTED_COLUMN_WITH_TYPE
SUPPORTS_TABLE_COPY
TABLESAMPLE_REQUIRES_PARENS
TABLESAMPLE_SIZE_IS_ROWS
TABLESAMPLE_KEYWORDS
TABLESAMPLE_WITH_METHOD
TABLESAMPLE_SEED_KEYWORD
COLLATE_IS_FUNC
DATA_TYPE_SPECIFIERS_ALLOWED
ENSURE_BOOLS
CTE_RECURSIVE_KEYWORD_REQUIRED
SUPPORTS_SINGLE_ARG_CONCAT
SUPPORTS_TABLE_ALIAS_COLUMNS
UNPIVOT_ALIASES_ARE_IDENTIFIERS
INSERT_OVERWRITE
SUPPORTS_SELECT_INTO
SUPPORTS_UNLOGGED_TABLES
SUPPORTS_CREATE_TABLE_LIKE
LIKE_PROPERTY_INSIDE_SCHEMA
MULTI_ARG_DISTINCT
JSON_PATH_SINGLE_QUOTE_ESCAPE
SUPPORTED_JSON_PATH_PARTS
CAN_IMPLEMENT_ARRAY_ANY
SUPPORTS_WINDOW_EXCLUDE
SET_OP_MODIFIERS
COPY_PARAMS_ARE_WRAPPED
COPY_PARAMS_EQ_REQUIRED
COPY_HAS_INTO_KEYWORD
UNICODE_SUBSTITUTE
STAR_EXCEPT
HEX_FUNC
QUOTE_JSON_PATH
SUPPORTS_EXPLODING_PROJECTIONS
ARRAY_CONCAT_IS_VAR_LEN
SUPPORTS_CONVERT_TIMEZONE
SUPPORTS_UNIX_SECONDS
ALTER_SET_WRAPPED
NORMALIZE_EXTRACT_DATE_PARTS
ARRAY_SIZE_NAME
ALTER_SET_TYPE
ARRAY_SIZE_DIM_REQUIRED
SUPPORTS_BETWEEN_FLAGS
SUPPORTS_LIKE_QUANTIFIERS
MATCH_AGAINST_TABLE_PREFIX
SET_ASSIGNMENT_REQUIRES_VARIABLE_KEYWORD
DECLARE_DEFAULT_ASSIGNMENT
STAR_EXCLUDE_REQUIRES_DERIVED_TABLE
SUPPORTS_DROP_ALTER_ICEBERG_PROPERTY
UNSUPPORTED_TYPES
TIME_PART_SINGULARS
TOKEN_MAPPING
STRUCT_DELIMITER
PARAMETER_TOKEN
NAMED_PLACEHOLDER_TOKEN
EXPRESSION_PRECEDES_PROPERTIES_CREATABLES
WITH_SEPARATED_COMMENTS
EXCLUDE_COMMENTS
UNWRAPPED_INTERVAL_VALUES
PARAMETERIZABLE_TEXT_TYPES
EXPRESSIONS_WITHOUT_NESTED_CTES
RESPECT_IGNORE_NULLS_UNSUPPORTED_EXPRESSIONS
SAFE_JSON_PATH_KEY_RE
SENTINEL_LINE_BREAK
pretty
identify
normalize
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
uncache_sql
cache_sql
characterset_sql
column_parts
column_sql
pseudocolumn_sql
columnposition_sql
columndef_sql
columnconstraint_sql
autoincrementcolumnconstraint_sql
compresscolumnconstraint_sql
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
properties_sql
root_properties
properties
with_properties
property_name
property_sql
uuidproperty_sql
likeproperty_sql
fallbackproperty_sql
journalproperty_sql
freespaceproperty_sql
checksumproperty_sql
mergeblockratioproperty_sql
moduleproperty_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
withtablehint_sql
indextablehint_sql
historicaldata_sql
table_parts
tablefromrows_sql
tablesample_sql
pivot_sql
version_sql
tuple_sql
update_sql
values_sql
var_sql
into_sql
from_sql
groupingsets_sql
rollup_sql
rollupindex_sql
rollupproperty_sql
cube_sql
group_sql
having_sql
connect_sql
prior_sql
join_sql
lambda_sql
lateral_op
lateral_sql
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
sort_sql
ordered_sql
matchrecognizemeasure_sql
matchrecognize_sql
query_modifiers
options_modifier
for_modifiers
queryoption_sql
offset_limit_modifiers
after_limit_modifiers
select_sql
schema_sql
schema_columns_sql
star_sql
parameter_sql
sessionparameter_sql
placeholder_sql
subquery_sql
qualify_sql
unnest_sql
prewhere_sql
where_sql
window_sql
partition_by_sql
windowspec_sql
withingroup_sql
between_sql
bracket_offset_expressions
bracket_sql
all_sql
any_sql
exists_sql
case_sql
constraint_sql
nextvaluefor_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
jsonarray_sql
jsonarrayagg_sql
jsoncolumndef_sql
jsonschema_sql
jsontable_sql
openjsoncolumndef_sql
openjson_sql
in_sql
in_unnest_op
interval_sql
return_sql
reference_sql
anonymous_sql
paren_sql
neg_sql
not_sql
alias_sql
pivotalias_sql
aliases_sql
atindex_sql
fromtimezone_sql
add_sql
and_sql
or_sql
xor_sql
connector_sql
bitwiseand_sql
bitwiseleftshift_sql
bitwisenot_sql
bitwiseor_sql
bitwiserightshift_sql
bitwisexor_sql
strtotime_sql
currentdate_sql
collate_sql
command_sql
comment_sql
mergetreettlaction_sql
mergetreettl_sql
transaction_sql
commit_sql
rollback_sql
alterindex_sql
alterdiststyle_sql
altersortkey_sql
renamecolumn_sql
alterset_sql
alter_sql
altersession_sql
add_column_sql
droppartition_sql
addconstraint_sql
addpartition_sql
distinct_sql
respectnulls_sql
havingmax_sql
intdiv_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
distributedbyproperty_sql
oncluster_sql
clusteredbyproperty_sql
anyvalue_sql
querytransform_sql
indexconstraintoption_sql
checkcolumnconstraint_sql
indexcolumnconstraint_sql
nvl2_sql
comprehension_sql
columnprefix_sql
opclass_sql
predict_sql
generateembedding_sql
generatetext_sql
generatetable_sql
generatebool_sql
generateint_sql
generatedouble_sql
mltranslate_sql
mlforecast_sql
aiforecast_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
struct_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
json_sql
jsonvalue_sql
skipjsoncolumn_sql
conditionalinsert_sql
multitableinserts_sql
oncondition_sql
jsonextractquote_sql
jsonexists_sql
arrayagg_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
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
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
ifblock_sql
whileblock_sql
execute_sql
executesql_sql
altermodifysqlsecurity_sql
usingproperty_sql
renameindex_sql
sqlglot.generators.mysql.MySQLGenerator
SELECT_KINDS
TRY_SUPPORTED
SUPPORTS_UESCAPE
SUPPORTS_DECODE_CASE
AFTER_HAVING_MODIFIER_TRANSFORMS
INTERVAL_ALLOWS_PLURAL_FORM
LOCKING_READS_SUPPORTED
NULL_ORDERING_SUPPORTED
JOIN_HINTS
TABLE_HINTS
DUPLICATE_KEY_UPDATE_WITH_SET
QUERY_HINT_SEP
VALUES_AS_TABLE
NVL2_SUPPORTED
JSON_TYPE_REQUIRED_FOR_EXTRACTION
JSON_PATH_BRACKETED_KEY_SUPPORTED
JSON_KEY_VALUE_PAIR_SEP
SUPPORTS_TO_NUMBER
PARSE_JSON_NAME
PAD_FILL_PATTERN_IS_REQUIRED
WRAP_DERIVED_VALUES
SUPPORTS_MEDIAN
UNSIGNED_TYPE_MAPPING
TIMESTAMP_TYPE_MAPPING
LIMIT_FETCH
LIMIT_ONLY_LITERALS
CHAR_CAST_MAPPING
SIGNED_CAST_MAPPING
SQL_SECURITY_VIEW_LOCATION
locate_properties
computedcolumnconstraint_sql
array_sql
arraycontainsall_sql
dpipe_sql
extract_sql
datatype_sql
jsonarraycontains_sql
cast_sql
show_sql
alterrename_sql
altercolumn_sql
timestamptrunc_sql
converttimezone_sql
attimezone_sql
isascii_sql
ignorenulls_sql
currentschema_sql
partition_sql
partitionbyrangeproperty_sql
partitionbylistproperty_sql
partitionlist_sql