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sqlglot.dialects.dremio

 1from sqlglot import expressions as exp
 2from sqlglot import parser, generator, tokens
 3from sqlglot.dialects.dialect import Dialect
 4
 5
 6class Dremio(Dialect):
 7    SUPPORTS_USER_DEFINED_TYPES = False
 8    CONCAT_COALESCE = True
 9    TYPED_DIVISION = True
10    SUPPORTS_SEMI_ANTI_JOIN = False
11    NULL_ORDERING = "nulls_are_last"
12    SUPPORTS_VALUES_DEFAULT = False
13
14    class Parser(parser.Parser):
15        LOG_DEFAULTS_TO_LN = True
16
17    class Generator(generator.Generator):
18        NVL2_SUPPORTED = False
19        SUPPORTS_CONVERT_TIMEZONE = True
20        INTERVAL_ALLOWS_PLURAL_FORM = False
21        JOIN_HINTS = False
22        LIMIT_ONLY_LITERALS = True
23        MULTI_ARG_DISTINCT = False
24
25        # https://docs.dremio.com/current/reference/sql/data-types/
26        TYPE_MAPPING = {
27            **generator.Generator.TYPE_MAPPING,
28            exp.DataType.Type.SMALLINT: "INT",
29            exp.DataType.Type.TINYINT: "INT",
30            exp.DataType.Type.BINARY: "VARBINARY",
31            exp.DataType.Type.TEXT: "VARCHAR",
32            exp.DataType.Type.NCHAR: "VARCHAR",
33            exp.DataType.Type.CHAR: "VARCHAR",
34            exp.DataType.Type.TIMESTAMPNTZ: "TIMESTAMP",
35            exp.DataType.Type.DATETIME: "TIMESTAMP",
36            exp.DataType.Type.ARRAY: "LIST",
37            exp.DataType.Type.BIT: "BOOLEAN",
38        }
39
40        def datatype_sql(self, expression: exp.DataType) -> str:
41            """
42            Reject time-zone–aware TIMESTAMPs, which Dremio does not accept
43            """
44            if expression.is_type(
45                exp.DataType.Type.TIMESTAMPTZ,
46                exp.DataType.Type.TIMESTAMPLTZ,
47            ):
48                self.unsupported("Dremio does not support time-zone-aware TIMESTAMP")
49
50            return super().datatype_sql(expression)
51
52    class Tokenizer(tokens.Tokenizer):
53        COMMENTS = ["--", "//", ("/*", "*/")]
class Dremio(sqlglot.dialects.dialect.Dialect):
 7class Dremio(Dialect):
 8    SUPPORTS_USER_DEFINED_TYPES = False
 9    CONCAT_COALESCE = True
10    TYPED_DIVISION = True
11    SUPPORTS_SEMI_ANTI_JOIN = False
12    NULL_ORDERING = "nulls_are_last"
13    SUPPORTS_VALUES_DEFAULT = False
14
15    class Parser(parser.Parser):
16        LOG_DEFAULTS_TO_LN = True
17
18    class Generator(generator.Generator):
19        NVL2_SUPPORTED = False
20        SUPPORTS_CONVERT_TIMEZONE = True
21        INTERVAL_ALLOWS_PLURAL_FORM = False
22        JOIN_HINTS = False
23        LIMIT_ONLY_LITERALS = True
24        MULTI_ARG_DISTINCT = False
25
26        # https://docs.dremio.com/current/reference/sql/data-types/
27        TYPE_MAPPING = {
28            **generator.Generator.TYPE_MAPPING,
29            exp.DataType.Type.SMALLINT: "INT",
30            exp.DataType.Type.TINYINT: "INT",
31            exp.DataType.Type.BINARY: "VARBINARY",
32            exp.DataType.Type.TEXT: "VARCHAR",
33            exp.DataType.Type.NCHAR: "VARCHAR",
34            exp.DataType.Type.CHAR: "VARCHAR",
35            exp.DataType.Type.TIMESTAMPNTZ: "TIMESTAMP",
36            exp.DataType.Type.DATETIME: "TIMESTAMP",
37            exp.DataType.Type.ARRAY: "LIST",
38            exp.DataType.Type.BIT: "BOOLEAN",
39        }
40
41        def datatype_sql(self, expression: exp.DataType) -> str:
42            """
43            Reject time-zone–aware TIMESTAMPs, which Dremio does not accept
44            """
45            if expression.is_type(
46                exp.DataType.Type.TIMESTAMPTZ,
47                exp.DataType.Type.TIMESTAMPLTZ,
48            ):
49                self.unsupported("Dremio does not support time-zone-aware TIMESTAMP")
50
51            return super().datatype_sql(expression)
52
53    class Tokenizer(tokens.Tokenizer):
54        COMMENTS = ["--", "//", ("/*", "*/")]
SUPPORTS_USER_DEFINED_TYPES = False

Whether user-defined data types are supported.

CONCAT_COALESCE = True

A NULL arg in CONCAT yields NULL by default, but in some dialects it yields an empty string.

TYPED_DIVISION = True

Whether the behavior of a / b depends on the types of a and b. False means a / b is always float division. True means a / b is integer division if both a and b are integers.

SUPPORTS_SEMI_ANTI_JOIN = False

Whether SEMI or ANTI joins are supported.

NULL_ORDERING = 'nulls_are_last'

Default NULL ordering method to use if not explicitly set. Possible values: "nulls_are_small", "nulls_are_large", "nulls_are_last"

SUPPORTS_VALUES_DEFAULT = False

Whether the DEFAULT keyword is supported in the VALUES clause.

SUPPORTS_COLUMN_JOIN_MARKS = False

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

tokenizer_class = <class 'Dremio.Tokenizer'>
jsonpath_tokenizer_class = <class 'sqlglot.tokens.JSONPathTokenizer'>
parser_class = <class 'Dremio.Parser'>
generator_class = <class 'Dremio.Generator'>
TIME_TRIE: Dict = {}
FORMAT_TRIE: Dict = {}
INVERSE_TIME_MAPPING: Dict[str, str] = {}
INVERSE_TIME_TRIE: Dict = {}
INVERSE_FORMAT_MAPPING: Dict[str, str] = {}
INVERSE_FORMAT_TRIE: Dict = {}
INVERSE_CREATABLE_KIND_MAPPING: dict[str, str] = {}
ESCAPED_SEQUENCES: Dict[str, str] = {}
QUOTE_START = "'"
QUOTE_END = "'"
IDENTIFIER_START = '"'
IDENTIFIER_END = '"'
BIT_START: Optional[str] = None
BIT_END: Optional[str] = None
HEX_START: Optional[str] = None
HEX_END: Optional[str] = None
BYTE_START: Optional[str] = None
BYTE_END: Optional[str] = None
UNICODE_START: Optional[str] = None
UNICODE_END: Optional[str] = None
class Dremio.Parser(sqlglot.parser.Parser):
15    class Parser(parser.Parser):
16        LOG_DEFAULTS_TO_LN = True

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
LOG_DEFAULTS_TO_LN = True
ID_VAR_TOKENS = {<TokenType.CURRENT_TIME: 'CURRENT_TIME'>, <TokenType.MEDIUMINT: 'MEDIUMINT'>, <TokenType.TINYBLOB: 'TINYBLOB'>, <TokenType.TIMESTAMPTZ: 'TIMESTAMPTZ'>, <TokenType.SMALLINT: 'SMALLINT'>, <TokenType.NVARCHAR: 'NVARCHAR'>, <TokenType.LINESTRING: 'LINESTRING'>, <TokenType.FINAL: 'FINAL'>, <TokenType.DESC: 'DESC'>, <TokenType.DESCRIBE: 'DESCRIBE'>, <TokenType.NATURAL: 'NATURAL'>, <TokenType.UINT256: 'UINT256'>, <TokenType.TIMESTAMPNTZ: 'TIMESTAMPNTZ'>, <TokenType.COPY: 'COPY'>, <TokenType.BLOB: 'BLOB'>, <TokenType.OBJECT: 'OBJECT'>, <TokenType.FLOAT: 'FLOAT'>, <TokenType.TRUE: 'TRUE'>, <TokenType.ALL: 'ALL'>, <TokenType.TOP: 'TOP'>, <TokenType.SINK: 'SINK'>, <TokenType.END: 'END'>, <TokenType.BEGIN: 'BEGIN'>, <TokenType.OVERLAPS: 'OVERLAPS'>, <TokenType.COMMENT: 'COMMENT'>, <TokenType.SOME: 'SOME'>, <TokenType.LONGBLOB: 'LONGBLOB'>, <TokenType.RECURSIVE: 'RECURSIVE'>, <TokenType.INT128: 'INT128'>, <TokenType.DATETIME2: 'DATETIME2'>, <TokenType.ESCAPE: 'ESCAPE'>, <TokenType.GEOGRAPHY: 'GEOGRAPHY'>, <TokenType.LIMIT: 'LIMIT'>, <TokenType.YEAR: 'YEAR'>, <TokenType.ISNULL: 'ISNULL'>, <TokenType.UDECIMAL: 'UDECIMAL'>, <TokenType.FIXEDSTRING: 'FIXEDSTRING'>, <TokenType.ROLLUP: 'ROLLUP'>, <TokenType.PUT: 'PUT'>, <TokenType.ROWVERSION: 'ROWVERSION'>, <TokenType.SETTINGS: 'SETTINGS'>, <TokenType.NESTED: 'NESTED'>, <TokenType.TINYTEXT: 'TINYTEXT'>, <TokenType.VECTOR: 'VECTOR'>, <TokenType.CUBE: 'CUBE'>, <TokenType.BIT: 'BIT'>, <TokenType.GEOMETRY: 'GEOMETRY'>, <TokenType.NAME: 'NAME'>, <TokenType.MODEL: 'MODEL'>, <TokenType.INT4MULTIRANGE: 'INT4MULTIRANGE'>, <TokenType.INT4RANGE: 'INT4RANGE'>, <TokenType.UDOUBLE: 'UDOUBLE'>, <TokenType.SMALLMONEY: 'SMALLMONEY'>, <TokenType.VOID: 'VOID'>, <TokenType.ENUM8: 'ENUM8'>, <TokenType.IPV6: 'IPV6'>, <TokenType.POINT: 'POINT'>, <TokenType.DATE32: 'DATE32'>, <TokenType.NUMMULTIRANGE: 'NUMMULTIRANGE'>, <TokenType.ASC: 'ASC'>, <TokenType.REFERENCES: 'REFERENCES'>, <TokenType.DATETIME: 'DATETIME'>, <TokenType.ENUM16: 'ENUM16'>, <TokenType.DECIMAL128: 'DECIMAL128'>, <TokenType.ENUM: 'ENUM'>, <TokenType.CURRENT_DATE: 'CURRENT_DATE'>, <TokenType.PROCEDURE: 'PROCEDURE'>, <TokenType.TEXT: 'TEXT'>, <TokenType.SUPER: 'SUPER'>, <TokenType.SOURCE: 'SOURCE'>, <TokenType.PIVOT: 'PIVOT'>, <TokenType.DYNAMIC: 'DYNAMIC'>, <TokenType.RENAME: 'RENAME'>, <TokenType.MULTILINESTRING: 'MULTILINESTRING'>, <TokenType.NAMESPACE: 'NAMESPACE'>, <TokenType.DATABASE: 'DATABASE'>, <TokenType.IS: 'IS'>, <TokenType.NCHAR: 'NCHAR'>, <TokenType.TSRANGE: 'TSRANGE'>, <TokenType.SEQUENCE: 'SEQUENCE'>, <TokenType.BIGINT: 'BIGINT'>, <TokenType.MEDIUMBLOB: 'MEDIUMBLOB'>, <TokenType.AUTO_INCREMENT: 'AUTO_INCREMENT'>, <TokenType.NULL: 'NULL'>, <TokenType.SMALLSERIAL: 'SMALLSERIAL'>, <TokenType.CURRENT_USER: 'CURRENT_USER'>, <TokenType.CONSTRAINT: 'CONSTRAINT'>, <TokenType.OPERATOR: 'OPERATOR'>, <TokenType.DECIMAL32: 'DECIMAL32'>, <TokenType.ROW: 'ROW'>, <TokenType.DELETE: 'DELETE'>, <TokenType.UINT128: 'UINT128'>, <TokenType.VARIANT: 'VARIANT'>, <TokenType.FILTER: 'FILTER'>, <TokenType.IMAGE: 'IMAGE'>, <TokenType.TDIGEST: 'TDIGEST'>, <TokenType.INDEX: 'INDEX'>, <TokenType.ATTACH: 'ATTACH'>, <TokenType.INT8RANGE: 'INT8RANGE'>, <TokenType.CURRENT_DATETIME: 'CURRENT_DATETIME'>, <TokenType.BIGDECIMAL: 'BIGDECIMAL'>, <TokenType.USERDEFINED: 'USERDEFINED'>, <TokenType.NULLABLE: 'NULLABLE'>, <TokenType.INTERVAL: 'INTERVAL'>, <TokenType.BIGSERIAL: 'BIGSERIAL'>, <TokenType.TRUNCATE: 'TRUNCATE'>, <TokenType.HLLSKETCH: 'HLLSKETCH'>, <TokenType.EXISTS: 'EXISTS'>, <TokenType.LIST: 'LIST'>, <TokenType.IPV4: 'IPV4'>, <TokenType.DATERANGE: 'DATERANGE'>, <TokenType.UNIQUE: 'UNIQUE'>, <TokenType.RING: 'RING'>, <TokenType.FILE_FORMAT: 'FILE_FORMAT'>, <TokenType.TIMESTAMP_MS: 'TIMESTAMP_MS'>, <TokenType.BOOLEAN: 'BOOLEAN'>, <TokenType.OVERWRITE: 'OVERWRITE'>, <TokenType.DIV: 'DIV'>, <TokenType.FIRST: 'FIRST'>, <TokenType.UUID: 'UUID'>, <TokenType.DECIMAL64: 'DECIMAL64'>, <TokenType.LONGTEXT: 'LONGTEXT'>, <TokenType.INT256: 'INT256'>, <TokenType.UBIGINT: 'UBIGINT'>, <TokenType.SIMPLEAGGREGATEFUNCTION: 'SIMPLEAGGREGATEFUNCTION'>, <TokenType.RANGE: 'RANGE'>, <TokenType.ASOF: 'ASOF'>, <TokenType.DATETIME64: 'DATETIME64'>, <TokenType.REFRESH: 'REFRESH'>, <TokenType.SMALLDATETIME: 'SMALLDATETIME'>, <TokenType.VOLATILE: 'VOLATILE'>, <TokenType.COMMIT: 'COMMIT'>, <TokenType.TIMESTAMPLTZ: 'TIMESTAMPLTZ'>, <TokenType.TIME: 'TIME'>, <TokenType.STAGE: 'STAGE'>, <TokenType.DECIMAL256: 'DECIMAL256'>, <TokenType.STRUCT: 'STRUCT'>, <TokenType.COMMAND: 'COMMAND'>, <TokenType.DECIMAL: 'DECIMAL'>, <TokenType.MAP: 'MAP'>, <TokenType.RIGHT: 'RIGHT'>, <TokenType.CURRENT_TIMESTAMP: 'CURRENT_TIMESTAMP'>, <TokenType.PARTITION: 'PARTITION'>, <TokenType.APPLY: 'APPLY'>, <TokenType.DICTIONARY: 'DICTIONARY'>, <TokenType.EXPORT: 'EXPORT'>, <TokenType.POLYGON: 'POLYGON'>, <TokenType.VAR: 'VAR'>, <TokenType.TSMULTIRANGE: 'TSMULTIRANGE'>, <TokenType.KEEP: 'KEEP'>, <TokenType.DETACH: 'DETACH'>, <TokenType.TAG: 'TAG'>, <TokenType.MERGE: 'MERGE'>, <TokenType.LOAD: 'LOAD'>, <TokenType.NOTHING: 'NOTHING'>, <TokenType.GET: 'GET'>, <TokenType.KILL: 'KILL'>, <TokenType.INET: 'INET'>, <TokenType.FORMAT: 'FORMAT'>, <TokenType.TIMESTAMP_S: 'TIMESTAMP_S'>, <TokenType.PSEUDO_TYPE: 'PSEUDO_TYPE'>, <TokenType.CURRENT_SCHEMA: 'CURRENT_SCHEMA'>, <TokenType.STREAMLIT: 'STREAMLIT'>, <TokenType.COLLATE: 'COLLATE'>, <TokenType.EXECUTE: 'EXECUTE'>, <TokenType.ARRAY: 'ARRAY'>, <TokenType.CASE: 'CASE'>, <TokenType.STORAGE_INTEGRATION: 'STORAGE_INTEGRATION'>, <TokenType.FALSE: 'FALSE'>, <TokenType.ANY: 'ANY'>, <TokenType.DOUBLE: 'DOUBLE'>, <TokenType.UPDATE: 'UPDATE'>, <TokenType.AGGREGATEFUNCTION: 'AGGREGATEFUNCTION'>, <TokenType.UNPIVOT: 'UNPIVOT'>, <TokenType.COLUMN: 'COLUMN'>, <TokenType.IPADDRESS: 'IPADDRESS'>, <TokenType.SCHEMA: 'SCHEMA'>, <TokenType.PRAGMA: 'PRAGMA'>, <TokenType.MONEY: 'MONEY'>, <TokenType.UMEDIUMINT: 'UMEDIUMINT'>, <TokenType.USE: 'USE'>, <TokenType.ORDINALITY: 'ORDINALITY'>, <TokenType.WINDOW: 'WINDOW'>, <TokenType.TSTZRANGE: 'TSTZRANGE'>, <TokenType.VIEW: 'VIEW'>, <TokenType.SET: 'SET'>, <TokenType.JSONB: 'JSONB'>, <TokenType.TSTZMULTIRANGE: 'TSTZMULTIRANGE'>, <TokenType.UNKNOWN: 'UNKNOWN'>, <TokenType.INT: 'INT'>, <TokenType.OFFSET: 'OFFSET'>, <TokenType.CHAR: 'CHAR'>, <TokenType.BPCHAR: 'BPCHAR'>, <TokenType.XML: 'XML'>, <TokenType.TABLE: 'TABLE'>, <TokenType.TEMPORARY: 'TEMPORARY'>, <TokenType.ROWS: 'ROWS'>, <TokenType.USMALLINT: 'USMALLINT'>, <TokenType.VARBINARY: 'VARBINARY'>, <TokenType.INT8MULTIRANGE: 'INT8MULTIRANGE'>, <TokenType.TIMETZ: 'TIMETZ'>, <TokenType.HSTORE: 'HSTORE'>, <TokenType.LOWCARDINALITY: 'LOWCARDINALITY'>, <TokenType.NUMRANGE: 'NUMRANGE'>, <TokenType.REPLACE: 'REPLACE'>, <TokenType.IDENTIFIER: 'IDENTIFIER'>, <TokenType.SEMI: 'SEMI'>, <TokenType.OBJECT_IDENTIFIER: 'OBJECT_IDENTIFIER'>, <TokenType.TINYINT: 'TINYINT'>, <TokenType.MULTIPOLYGON: 'MULTIPOLYGON'>, <TokenType.NEXT: 'NEXT'>, <TokenType.SERIAL: 'SERIAL'>, <TokenType.UNNEST: 'UNNEST'>, <TokenType.DATE: 'DATE'>, <TokenType.MEDIUMTEXT: 'MEDIUMTEXT'>, <TokenType.IPPREFIX: 'IPPREFIX'>, <TokenType.STRAIGHT_JOIN: 'STRAIGHT_JOIN'>, <TokenType.JSON: 'JSON'>, <TokenType.DEFAULT: 'DEFAULT'>, <TokenType.FULL: 'FULL'>, <TokenType.BINARY: 'BINARY'>, <TokenType.DATEMULTIRANGE: 'DATEMULTIRANGE'>, <TokenType.FOREIGN_KEY: 'FOREIGN_KEY'>, <TokenType.FUNCTION: 'FUNCTION'>, <TokenType.WAREHOUSE: 'WAREHOUSE'>, <TokenType.LEFT: 'LEFT'>, <TokenType.PERCENT: 'PERCENT'>, <TokenType.TIMESTAMP_NS: 'TIMESTAMP_NS'>, <TokenType.UTINYINT: 'UTINYINT'>, <TokenType.UINT: 'UINT'>, <TokenType.TIMESTAMP: 'TIMESTAMP'>, <TokenType.ANTI: 'ANTI'>, <TokenType.SHOW: 'SHOW'>, <TokenType.VARCHAR: 'VARCHAR'>, <TokenType.CACHE: 'CACHE'>}
TABLE_ALIAS_TOKENS = {<TokenType.CURRENT_TIME: 'CURRENT_TIME'>, <TokenType.MEDIUMINT: 'MEDIUMINT'>, <TokenType.TINYBLOB: 'TINYBLOB'>, <TokenType.TIMESTAMPTZ: 'TIMESTAMPTZ'>, <TokenType.SMALLINT: 'SMALLINT'>, <TokenType.NVARCHAR: 'NVARCHAR'>, <TokenType.LINESTRING: 'LINESTRING'>, <TokenType.FINAL: 'FINAL'>, <TokenType.DESC: 'DESC'>, <TokenType.DESCRIBE: 'DESCRIBE'>, <TokenType.UINT256: 'UINT256'>, <TokenType.TIMESTAMPNTZ: 'TIMESTAMPNTZ'>, <TokenType.BLOB: 'BLOB'>, <TokenType.COPY: 'COPY'>, <TokenType.OBJECT: 'OBJECT'>, <TokenType.FLOAT: 'FLOAT'>, <TokenType.TRUE: 'TRUE'>, <TokenType.ALL: 'ALL'>, <TokenType.TOP: 'TOP'>, <TokenType.SINK: 'SINK'>, <TokenType.END: 'END'>, <TokenType.BEGIN: 'BEGIN'>, <TokenType.OVERLAPS: 'OVERLAPS'>, <TokenType.COMMENT: 'COMMENT'>, <TokenType.SOME: 'SOME'>, <TokenType.LONGBLOB: 'LONGBLOB'>, <TokenType.RECURSIVE: 'RECURSIVE'>, <TokenType.INT128: 'INT128'>, <TokenType.DATETIME2: 'DATETIME2'>, <TokenType.ESCAPE: 'ESCAPE'>, <TokenType.GEOGRAPHY: 'GEOGRAPHY'>, <TokenType.LIMIT: 'LIMIT'>, <TokenType.YEAR: 'YEAR'>, <TokenType.ISNULL: 'ISNULL'>, <TokenType.UDECIMAL: 'UDECIMAL'>, <TokenType.FIXEDSTRING: 'FIXEDSTRING'>, <TokenType.ROLLUP: 'ROLLUP'>, <TokenType.PUT: 'PUT'>, <TokenType.ROWVERSION: 'ROWVERSION'>, <TokenType.SETTINGS: 'SETTINGS'>, <TokenType.NESTED: 'NESTED'>, <TokenType.TINYTEXT: 'TINYTEXT'>, <TokenType.VECTOR: 'VECTOR'>, <TokenType.CUBE: 'CUBE'>, <TokenType.BIT: 'BIT'>, <TokenType.GEOMETRY: 'GEOMETRY'>, <TokenType.NAME: 'NAME'>, <TokenType.MODEL: 'MODEL'>, <TokenType.INT4MULTIRANGE: 'INT4MULTIRANGE'>, <TokenType.INT4RANGE: 'INT4RANGE'>, <TokenType.UDOUBLE: 'UDOUBLE'>, <TokenType.SMALLMONEY: 'SMALLMONEY'>, <TokenType.VOID: 'VOID'>, <TokenType.ENUM8: 'ENUM8'>, <TokenType.IPV6: 'IPV6'>, <TokenType.POINT: 'POINT'>, <TokenType.DATE32: 'DATE32'>, <TokenType.NUMMULTIRANGE: 'NUMMULTIRANGE'>, <TokenType.ASC: 'ASC'>, <TokenType.REFERENCES: 'REFERENCES'>, <TokenType.DATETIME: 'DATETIME'>, <TokenType.ENUM16: 'ENUM16'>, <TokenType.DECIMAL128: 'DECIMAL128'>, <TokenType.ENUM: 'ENUM'>, <TokenType.CURRENT_DATE: 'CURRENT_DATE'>, <TokenType.PROCEDURE: 'PROCEDURE'>, <TokenType.TEXT: 'TEXT'>, <TokenType.SUPER: 'SUPER'>, <TokenType.SOURCE: 'SOURCE'>, <TokenType.PIVOT: 'PIVOT'>, <TokenType.DYNAMIC: 'DYNAMIC'>, <TokenType.RENAME: 'RENAME'>, <TokenType.MULTILINESTRING: 'MULTILINESTRING'>, <TokenType.NAMESPACE: 'NAMESPACE'>, <TokenType.DATABASE: 'DATABASE'>, <TokenType.IS: 'IS'>, <TokenType.NCHAR: 'NCHAR'>, <TokenType.TSRANGE: 'TSRANGE'>, <TokenType.SEQUENCE: 'SEQUENCE'>, <TokenType.BIGINT: 'BIGINT'>, <TokenType.MEDIUMBLOB: 'MEDIUMBLOB'>, <TokenType.AUTO_INCREMENT: 'AUTO_INCREMENT'>, <TokenType.NULL: 'NULL'>, <TokenType.SMALLSERIAL: 'SMALLSERIAL'>, <TokenType.CURRENT_USER: 'CURRENT_USER'>, <TokenType.CONSTRAINT: 'CONSTRAINT'>, <TokenType.OPERATOR: 'OPERATOR'>, <TokenType.DECIMAL32: 'DECIMAL32'>, <TokenType.ROW: 'ROW'>, <TokenType.DELETE: 'DELETE'>, <TokenType.UINT128: 'UINT128'>, <TokenType.VARIANT: 'VARIANT'>, <TokenType.FILTER: 'FILTER'>, <TokenType.IMAGE: 'IMAGE'>, <TokenType.TDIGEST: 'TDIGEST'>, <TokenType.INDEX: 'INDEX'>, <TokenType.ATTACH: 'ATTACH'>, <TokenType.INT8RANGE: 'INT8RANGE'>, <TokenType.CURRENT_DATETIME: 'CURRENT_DATETIME'>, <TokenType.BIGDECIMAL: 'BIGDECIMAL'>, <TokenType.USERDEFINED: 'USERDEFINED'>, <TokenType.NULLABLE: 'NULLABLE'>, <TokenType.INTERVAL: 'INTERVAL'>, <TokenType.BIGSERIAL: 'BIGSERIAL'>, <TokenType.TRUNCATE: 'TRUNCATE'>, <TokenType.HLLSKETCH: 'HLLSKETCH'>, <TokenType.EXISTS: 'EXISTS'>, <TokenType.LIST: 'LIST'>, <TokenType.IPV4: 'IPV4'>, <TokenType.DATERANGE: 'DATERANGE'>, <TokenType.UNIQUE: 'UNIQUE'>, <TokenType.RING: 'RING'>, <TokenType.FILE_FORMAT: 'FILE_FORMAT'>, <TokenType.TIMESTAMP_MS: 'TIMESTAMP_MS'>, <TokenType.BOOLEAN: 'BOOLEAN'>, <TokenType.OVERWRITE: 'OVERWRITE'>, <TokenType.DIV: 'DIV'>, <TokenType.FIRST: 'FIRST'>, <TokenType.UUID: 'UUID'>, <TokenType.DECIMAL64: 'DECIMAL64'>, <TokenType.LONGTEXT: 'LONGTEXT'>, <TokenType.INT256: 'INT256'>, <TokenType.UBIGINT: 'UBIGINT'>, <TokenType.SIMPLEAGGREGATEFUNCTION: 'SIMPLEAGGREGATEFUNCTION'>, <TokenType.RANGE: 'RANGE'>, <TokenType.DATETIME64: 'DATETIME64'>, <TokenType.REFRESH: 'REFRESH'>, <TokenType.SMALLDATETIME: 'SMALLDATETIME'>, <TokenType.VOLATILE: 'VOLATILE'>, <TokenType.COMMIT: 'COMMIT'>, <TokenType.TIMESTAMPLTZ: 'TIMESTAMPLTZ'>, <TokenType.TIME: 'TIME'>, <TokenType.STAGE: 'STAGE'>, <TokenType.DECIMAL256: 'DECIMAL256'>, <TokenType.STRUCT: 'STRUCT'>, <TokenType.COMMAND: 'COMMAND'>, <TokenType.DECIMAL: 'DECIMAL'>, <TokenType.MAP: 'MAP'>, <TokenType.CURRENT_TIMESTAMP: 'CURRENT_TIMESTAMP'>, <TokenType.PARTITION: 'PARTITION'>, <TokenType.DICTIONARY: 'DICTIONARY'>, <TokenType.EXPORT: 'EXPORT'>, <TokenType.POLYGON: 'POLYGON'>, <TokenType.TSMULTIRANGE: 'TSMULTIRANGE'>, <TokenType.VAR: 'VAR'>, <TokenType.KEEP: 'KEEP'>, <TokenType.DETACH: 'DETACH'>, <TokenType.TAG: 'TAG'>, <TokenType.MERGE: 'MERGE'>, <TokenType.LOAD: 'LOAD'>, <TokenType.NOTHING: 'NOTHING'>, <TokenType.GET: 'GET'>, <TokenType.KILL: 'KILL'>, <TokenType.INET: 'INET'>, <TokenType.FORMAT: 'FORMAT'>, <TokenType.TIMESTAMP_S: 'TIMESTAMP_S'>, <TokenType.PSEUDO_TYPE: 'PSEUDO_TYPE'>, <TokenType.CURRENT_SCHEMA: 'CURRENT_SCHEMA'>, <TokenType.STREAMLIT: 'STREAMLIT'>, <TokenType.COLLATE: 'COLLATE'>, <TokenType.EXECUTE: 'EXECUTE'>, <TokenType.ARRAY: 'ARRAY'>, <TokenType.CASE: 'CASE'>, <TokenType.STORAGE_INTEGRATION: 'STORAGE_INTEGRATION'>, <TokenType.FALSE: 'FALSE'>, <TokenType.ANY: 'ANY'>, <TokenType.DOUBLE: 'DOUBLE'>, <TokenType.UPDATE: 'UPDATE'>, <TokenType.AGGREGATEFUNCTION: 'AGGREGATEFUNCTION'>, <TokenType.UNPIVOT: 'UNPIVOT'>, <TokenType.COLUMN: 'COLUMN'>, <TokenType.IPADDRESS: 'IPADDRESS'>, <TokenType.SCHEMA: 'SCHEMA'>, <TokenType.PRAGMA: 'PRAGMA'>, <TokenType.MONEY: 'MONEY'>, <TokenType.UMEDIUMINT: 'UMEDIUMINT'>, <TokenType.USE: 'USE'>, <TokenType.ORDINALITY: 'ORDINALITY'>, <TokenType.TSTZRANGE: 'TSTZRANGE'>, <TokenType.VIEW: 'VIEW'>, <TokenType.SET: 'SET'>, <TokenType.JSONB: 'JSONB'>, <TokenType.TSTZMULTIRANGE: 'TSTZMULTIRANGE'>, <TokenType.UNKNOWN: 'UNKNOWN'>, <TokenType.INT: 'INT'>, <TokenType.OFFSET: 'OFFSET'>, <TokenType.CHAR: 'CHAR'>, <TokenType.BPCHAR: 'BPCHAR'>, <TokenType.XML: 'XML'>, <TokenType.TABLE: 'TABLE'>, <TokenType.TEMPORARY: 'TEMPORARY'>, <TokenType.ROWS: 'ROWS'>, <TokenType.USMALLINT: 'USMALLINT'>, <TokenType.VARBINARY: 'VARBINARY'>, <TokenType.INT8MULTIRANGE: 'INT8MULTIRANGE'>, <TokenType.TIMETZ: 'TIMETZ'>, <TokenType.HSTORE: 'HSTORE'>, <TokenType.LOWCARDINALITY: 'LOWCARDINALITY'>, <TokenType.NUMRANGE: 'NUMRANGE'>, <TokenType.REPLACE: 'REPLACE'>, <TokenType.IDENTIFIER: 'IDENTIFIER'>, <TokenType.SEMI: 'SEMI'>, <TokenType.OBJECT_IDENTIFIER: 'OBJECT_IDENTIFIER'>, <TokenType.TINYINT: 'TINYINT'>, <TokenType.MULTIPOLYGON: 'MULTIPOLYGON'>, <TokenType.NEXT: 'NEXT'>, <TokenType.SERIAL: 'SERIAL'>, <TokenType.UNNEST: 'UNNEST'>, <TokenType.DATE: 'DATE'>, <TokenType.MEDIUMTEXT: 'MEDIUMTEXT'>, <TokenType.IPPREFIX: 'IPPREFIX'>, <TokenType.STRAIGHT_JOIN: 'STRAIGHT_JOIN'>, <TokenType.JSON: 'JSON'>, <TokenType.DEFAULT: 'DEFAULT'>, <TokenType.BINARY: 'BINARY'>, <TokenType.DATEMULTIRANGE: 'DATEMULTIRANGE'>, <TokenType.FOREIGN_KEY: 'FOREIGN_KEY'>, <TokenType.FUNCTION: 'FUNCTION'>, <TokenType.WAREHOUSE: 'WAREHOUSE'>, <TokenType.PERCENT: 'PERCENT'>, <TokenType.TIMESTAMP_NS: 'TIMESTAMP_NS'>, <TokenType.UTINYINT: 'UTINYINT'>, <TokenType.UINT: 'UINT'>, <TokenType.TIMESTAMP: 'TIMESTAMP'>, <TokenType.SHOW: 'SHOW'>, <TokenType.ANTI: 'ANTI'>, <TokenType.VARCHAR: 'VARCHAR'>, <TokenType.CACHE: 'CACHE'>}
SHOW_TRIE: Dict = {}
SET_TRIE: Dict = {'GLOBAL': {0: True}, 'LOCAL': {0: True}, 'SESSION': {0: True}, 'TRANSACTION': {0: True}}
Inherited Members
sqlglot.parser.Parser
Parser
FUNCTIONS
NO_PAREN_FUNCTIONS
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
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
EXPRESSION_PARSERS
STATEMENT_PARSERS
UNARY_PARSERS
STRING_PARSERS
NUMERIC_PARSERS
PRIMARY_PARSERS
PLACEHOLDER_PARSERS
RANGE_PARSERS
PIPE_SYNTAX_TRANSFORM_PARSERS
PROPERTY_PARSERS
CONSTRAINT_PARSERS
ALTER_PARSERS
ALTER_ALTER_PARSERS
SCHEMA_UNNAMED_CONSTRAINTS
NO_PAREN_FUNCTION_PARSERS
INVALID_FUNC_NAME_TOKENS
FUNCTIONS_WITH_ALIASED_ARGS
KEY_VALUE_DEFINITIONS
FUNCTION_PARSERS
QUERY_MODIFIER_PARSERS
SET_PARSERS
SHOW_PARSERS
TYPE_LITERAL_PARSERS
TYPE_CONVERTERS
DDL_SELECT_TOKENS
PRE_VOLATILE_TOKENS
TRANSACTION_KIND
TRANSACTION_CHARACTERISTICS
CONFLICT_ACTIONS
CREATE_SEQUENCE
ISOLATED_LOADING_OPTIONS
USABLES
CAST_ACTIONS
SCHEMA_BINDING_OPTIONS
PROCEDURE_OPTIONS
EXECUTE_AS_OPTIONS
KEY_CONSTRAINT_OPTIONS
WINDOW_EXCLUDE_OPTIONS
INSERT_ALTERNATIVES
CLONE_KEYWORDS
HISTORICAL_DATA_PREFIX
HISTORICAL_DATA_KIND
OPCLASS_FOLLOW_KEYWORDS
OPTYPE_FOLLOW_TOKENS
TABLE_INDEX_HINT_TOKENS
VIEW_ATTRIBUTES
WINDOW_ALIAS_TOKENS
WINDOW_BEFORE_PAREN_TOKENS
WINDOW_SIDES
JSON_KEY_VALUE_SEPARATOR_TOKENS
FETCH_TOKENS
ADD_CONSTRAINT_TOKENS
DISTINCT_TOKENS
NULL_TOKENS
UNNEST_OFFSET_ALIAS_TOKENS
SELECT_START_TOKENS
COPY_INTO_VARLEN_OPTIONS
IS_JSON_PREDICATE_KIND
ODBC_DATETIME_LITERALS
ON_CONDITION_TOKENS
PRIVILEGE_FOLLOW_TOKENS
DESCRIBE_STYLES
ANALYZE_STYLES
ANALYZE_EXPRESSION_PARSERS
PARTITION_KEYWORDS
AMBIGUOUS_ALIAS_TOKENS
OPERATION_MODIFIERS
RECURSIVE_CTE_SEARCH_KIND
MODIFIABLES
STRICT_CAST
PREFIXED_PIVOT_COLUMNS
IDENTIFY_PIVOT_STRINGS
TABLESAMPLE_CSV
DEFAULT_SAMPLING_METHOD
SET_REQUIRES_ASSIGNMENT_DELIMITER
TRIM_PATTERN_FIRST
STRING_ALIASES
MODIFIERS_ATTACHED_TO_SET_OP
SET_OP_MODIFIERS
NO_PAREN_IF_COMMANDS
JSON_ARROWS_REQUIRE_JSON_TYPE
COLON_IS_VARIANT_EXTRACT
VALUES_FOLLOWED_BY_PAREN
SUPPORTS_IMPLICIT_UNNEST
INTERVAL_SPANS
SUPPORTS_PARTITION_SELECTION
WRAPPED_TRANSFORM_COLUMN_CONSTRAINT
OPTIONAL_ALIAS_TOKEN_CTE
ALTER_RENAME_REQUIRES_COLUMN
JOINS_HAVE_EQUAL_PRECEDENCE
ZONE_AWARE_TIMESTAMP_CONSTRUCTOR
error_level
error_message_context
max_errors
dialect
reset
parse
parse_into
check_errors
raise_error
expression
validate_expression
parse_set_operation
errors
sql
class Dremio.Generator(sqlglot.generator.Generator):
18    class Generator(generator.Generator):
19        NVL2_SUPPORTED = False
20        SUPPORTS_CONVERT_TIMEZONE = True
21        INTERVAL_ALLOWS_PLURAL_FORM = False
22        JOIN_HINTS = False
23        LIMIT_ONLY_LITERALS = True
24        MULTI_ARG_DISTINCT = False
25
26        # https://docs.dremio.com/current/reference/sql/data-types/
27        TYPE_MAPPING = {
28            **generator.Generator.TYPE_MAPPING,
29            exp.DataType.Type.SMALLINT: "INT",
30            exp.DataType.Type.TINYINT: "INT",
31            exp.DataType.Type.BINARY: "VARBINARY",
32            exp.DataType.Type.TEXT: "VARCHAR",
33            exp.DataType.Type.NCHAR: "VARCHAR",
34            exp.DataType.Type.CHAR: "VARCHAR",
35            exp.DataType.Type.TIMESTAMPNTZ: "TIMESTAMP",
36            exp.DataType.Type.DATETIME: "TIMESTAMP",
37            exp.DataType.Type.ARRAY: "LIST",
38            exp.DataType.Type.BIT: "BOOLEAN",
39        }
40
41        def datatype_sql(self, expression: exp.DataType) -> str:
42            """
43            Reject time-zone–aware TIMESTAMPs, which Dremio does not accept
44            """
45            if expression.is_type(
46                exp.DataType.Type.TIMESTAMPTZ,
47                exp.DataType.Type.TIMESTAMPLTZ,
48            ):
49                self.unsupported("Dremio does not support time-zone-aware TIMESTAMP")
50
51            return super().datatype_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 or 'always': Always quote. 'safe': Only quote identifiers that are case insensitive.
  • normalize: Whether to normalize identifiers to lowercase. Default: False.
  • pad: The pad size in a formatted string. For example, this affects the indentation of a projection in a query, relative to its nesting level. Default: 2.
  • indent: The indentation size in a formatted string. For example, this affects the indentation of subqueries and filters under a WHERE clause. Default: 2.
  • normalize_functions: How to normalize function names. Possible values are: "upper" or True (default): Convert names to uppercase. "lower": Convert names to lowercase. False: Disables function name normalization.
  • unsupported_level: Determines the generator's behavior when it encounters unsupported expressions. Default ErrorLevel.WARN.
  • max_unsupported: Maximum number of unsupported messages to include in a raised UnsupportedError. This is only relevant if unsupported_level is ErrorLevel.RAISE. Default: 3
  • leading_comma: Whether the comma is leading or trailing in select expressions. This is only relevant when generating in pretty mode. Default: False
  • max_text_width: The max number of characters in a segment before creating new lines in pretty mode. The default is on the smaller end because the length only represents a segment and not the true line length. Default: 80
  • comments: Whether to preserve comments in the output SQL code. Default: True
NVL2_SUPPORTED = False
SUPPORTS_CONVERT_TIMEZONE = True
INTERVAL_ALLOWS_PLURAL_FORM = False
JOIN_HINTS = False
LIMIT_ONLY_LITERALS = True
MULTI_ARG_DISTINCT = False
TYPE_MAPPING = {<Type.DATETIME2: 'DATETIME2'>: 'TIMESTAMP', <Type.NCHAR: 'NCHAR'>: 'VARCHAR', <Type.NVARCHAR: 'NVARCHAR'>: 'VARCHAR', <Type.MEDIUMTEXT: 'MEDIUMTEXT'>: 'TEXT', <Type.LONGTEXT: 'LONGTEXT'>: 'TEXT', <Type.TINYTEXT: 'TINYTEXT'>: 'TEXT', <Type.BLOB: 'BLOB'>: 'VARBINARY', <Type.MEDIUMBLOB: 'MEDIUMBLOB'>: 'BLOB', <Type.LONGBLOB: 'LONGBLOB'>: 'BLOB', <Type.TINYBLOB: 'TINYBLOB'>: 'BLOB', <Type.INET: 'INET'>: 'INET', <Type.ROWVERSION: 'ROWVERSION'>: 'VARBINARY', <Type.SMALLDATETIME: 'SMALLDATETIME'>: 'TIMESTAMP', <Type.SMALLINT: 'SMALLINT'>: 'INT', <Type.TINYINT: 'TINYINT'>: 'INT', <Type.BINARY: 'BINARY'>: 'VARBINARY', <Type.TEXT: 'TEXT'>: 'VARCHAR', <Type.CHAR: 'CHAR'>: 'VARCHAR', <Type.TIMESTAMPNTZ: 'TIMESTAMPNTZ'>: 'TIMESTAMP', <Type.DATETIME: 'DATETIME'>: 'TIMESTAMP', <Type.ARRAY: 'ARRAY'>: 'LIST', <Type.BIT: 'BIT'>: 'BOOLEAN'}
def datatype_sql(self, expression: sqlglot.expressions.DataType) -> str:
41        def datatype_sql(self, expression: exp.DataType) -> str:
42            """
43            Reject time-zone–aware TIMESTAMPs, which Dremio does not accept
44            """
45            if expression.is_type(
46                exp.DataType.Type.TIMESTAMPTZ,
47                exp.DataType.Type.TIMESTAMPLTZ,
48            ):
49                self.unsupported("Dremio does not support time-zone-aware TIMESTAMP")
50
51            return super().datatype_sql(expression)

Reject time-zone–aware TIMESTAMPs, which Dremio does not accept

SELECT_KINDS: Tuple[str, ...] = ()
TRY_SUPPORTED = False
SUPPORTS_UESCAPE = False
SUPPORTS_DECODE_CASE = False
AFTER_HAVING_MODIFIER_TRANSFORMS = {'windows': <function Generator.<lambda>>, 'qualify': <function Generator.<lambda>>}
Inherited Members
sqlglot.generator.Generator
Generator
TRANSFORMS
NULL_ORDERING_SUPPORTED
IGNORE_NULLS_IN_FUNC
LOCKING_READS_SUPPORTED
EXCEPT_INTERSECT_SUPPORT_ALL_CLAUSE
WRAP_DERIVED_VALUES
CREATE_FUNCTION_RETURN_AS
MATCHED_BY_SOURCE
SINGLE_STRING_INTERVAL
LIMIT_FETCH
RENAME_TABLE_WITH_DB
GROUPINGS_SEP
INDEX_ON
TABLE_HINTS
QUERY_HINTS
QUERY_HINT_SEP
IS_BOOL_ALLOWED
DUPLICATE_KEY_UPDATE_WITH_SET
LIMIT_IS_TOP
RETURNING_END
EXTRACT_ALLOWS_QUOTES
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_WITH_METHOD
TABLESAMPLE_SEED_KEYWORD
COLLATE_IS_FUNC
DATA_TYPE_SPECIFIERS_ALLOWED
ENSURE_BOOLS
CTE_RECURSIVE_KEYWORD_REQUIRED
SUPPORTS_SINGLE_ARG_CONCAT
LAST_DAY_SUPPORTS_DATE_PART
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
JSON_TYPE_REQUIRED_FOR_EXTRACTION
JSON_PATH_BRACKETED_KEY_SUPPORTED
JSON_PATH_SINGLE_QUOTE_ESCAPE
SUPPORTED_JSON_PATH_PARTS
CAN_IMPLEMENT_ARRAY_ANY
SUPPORTS_TO_NUMBER
SUPPORTS_WINDOW_EXCLUDE
SET_OP_MODIFIERS
COPY_PARAMS_ARE_WRAPPED
COPY_PARAMS_EQ_REQUIRED
COPY_HAS_INTO_KEYWORD
STAR_EXCEPT
HEX_FUNC
WITH_PROPERTIES_PREFIX
QUOTE_JSON_PATH
PAD_FILL_PATTERN_IS_REQUIRED
SUPPORTS_EXPLODING_PROJECTIONS
ARRAY_CONCAT_IS_VAR_LEN
SUPPORTS_MEDIAN
SUPPORTS_UNIX_SECONDS
ALTER_SET_WRAPPED
NORMALIZE_EXTRACT_DATE_PARTS
PARSE_JSON_NAME
ARRAY_SIZE_NAME
ALTER_SET_TYPE
ARRAY_SIZE_DIM_REQUIRED
TIME_PART_SINGULARS
TOKEN_MAPPING
STRUCT_DELIMITER
PARAMETER_TOKEN
NAMED_PLACEHOLDER_TOKEN
EXPRESSION_PRECEDES_PROPERTIES_CREATABLES
PROPERTIES_LOCATION
RESERVED_KEYWORDS
WITH_SEPARATED_COMMENTS
EXCLUDE_COMMENTS
UNWRAPPED_INTERVAL_VALUES
PARAMETERIZABLE_TEXT_TYPES
EXPRESSIONS_WITHOUT_NESTED_CTES
RESPECT_IGNORE_NULLS_UNSUPPORTED_EXPRESSIONS
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
columnposition_sql
columndef_sql
columnconstraint_sql
computedcolumnconstraint_sql
autoincrementcolumnconstraint_sql
compresscolumnconstraint_sql
generatedasidentitycolumnconstraint_sql
generatedasrowcolumnconstraint_sql
periodforsystemtimeconstraint_sql
notnullcolumnconstraint_sql
primarykeycolumnconstraint_sql
uniquecolumnconstraint_sql
createable_sql
create_sql
sequenceproperties_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
withtablehint_sql
indextablehint_sql
historicaldata_sql
table_parts
table_sql
tablefromrows_sql
tablesample_sql
pivot_sql
version_sql
tuple_sql
update_sql
values_sql
var_sql
into_sql
from_sql
groupingsets_sql
rollup_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
pragma_sql
lock_sql
literal_sql
escape_str
loaddata_sql
null_sql
boolean_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
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
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
attimezone_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
cast_sql
currentdate_sql
collate_sql
command_sql
comment_sql
mergetreettlaction_sql
mergetreettl_sql
transaction_sql
commit_sql
rollback_sql
altercolumn_sql
alterindex_sql
alterdiststyle_sql
altersortkey_sql
alterrename_sql
renamecolumn_sql
alterset_sql
alter_sql
add_column_sql
droppartition_sql
addconstraint_sql
addpartition_sql
distinct_sql
ignorenulls_sql
respectnulls_sql
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
ilike_sql
ilikeany_sql
is_sql
like_sql
likeany_sql
similarto_sql
lt_sql
lte_sql
mod_sql
mul_sql
neq_sql
nullsafeeq_sql
nullsafeneq_sql
slice_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
clusteredbyproperty_sql
anyvalue_sql
querytransform_sql
indexconstraintoption_sql
checkcolumnconstraint_sql
indexcolumnconstraint_sql
nvl2_sql
comprehension_sql
columnprefix_sql
opclass_sql
predict_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
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
arrayconcat_sql
converttimezone_sql
json_sql
jsonvalue_sql
conditionalinsert_sql
multitableinserts_sql
oncondition_sql
jsonextractquote_sql
jsonexists_sql
arrayagg_sql
apply_sql
grant_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
featuresattime_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
get_put_sql
translatecharacters_sql
decodecase_sql
class Dremio.Tokenizer(sqlglot.tokens.Tokenizer):
53    class Tokenizer(tokens.Tokenizer):
54        COMMENTS = ["--", "//", ("/*", "*/")]
COMMENTS = ['--', '//', ('/*', '*/')]