sqlglot.generators.teradata
1from __future__ import annotations 2 3import typing as t 4 5from sqlglot import exp, generator, transforms 6from sqlglot.dialects.dialect import ( 7 max_or_greatest, 8 min_or_least, 9 rename_func, 10 strposition_sql, 11 to_number_with_nls_param, 12) 13from collections import defaultdict 14 15 16def _date_add_sql( 17 kind: t.Literal["+", "-"], 18) -> t.Callable[[TeradataGenerator, exp.DateAdd | exp.DateSub], str]: 19 def func(self: TeradataGenerator, expression: exp.DateAdd | exp.DateSub) -> str: 20 this = self.sql(expression, "this") 21 unit = expression.args.get("unit") 22 value = self._simplify_unless_literal(expression.expression) 23 24 if not isinstance(value, exp.Literal): 25 self.unsupported("Cannot add non literal") 26 27 if isinstance(value, exp.Neg): 28 kind_to_op = {"+": "-", "-": "+"} 29 value = exp.Literal.string(value.this.to_py()) 30 else: 31 kind_to_op = {"+": "+", "-": "-"} 32 value.set("is_string", True) 33 34 return f"{this} {kind_to_op[kind]} {self.sql(exp.Interval(this=value, unit=unit))}" 35 36 return func 37 38 39class TeradataGenerator(generator.Generator): 40 SELECT_KINDS: tuple[str, ...] = () 41 TRY_SUPPORTED = False 42 SUPPORTS_UESCAPE = False 43 SUPPORTS_DECODE_CASE = False 44 45 AFTER_HAVING_MODIFIER_TRANSFORMS = generator.AFTER_HAVING_MODIFIER_TRANSFORMS 46 47 LIMIT_IS_TOP = True 48 JOIN_HINTS = False 49 TABLE_HINTS = False 50 QUERY_HINTS = False 51 TABLESAMPLE_KEYWORDS = "SAMPLE" 52 LAST_DAY_SUPPORTS_DATE_PART = False 53 CAN_IMPLEMENT_ARRAY_ANY = True 54 TZ_TO_WITH_TIME_ZONE = True 55 ARRAY_SIZE_NAME = "CARDINALITY" 56 57 TYPE_MAPPING = { 58 **generator.Generator.TYPE_MAPPING, 59 exp.DType.GEOMETRY: "ST_GEOMETRY", 60 exp.DType.DOUBLE: "DOUBLE PRECISION", 61 exp.DType.TIMESTAMPTZ: "TIMESTAMP", 62 } 63 64 PROPERTIES_LOCATION = { 65 **generator.Generator.PROPERTIES_LOCATION, 66 exp.OnCommitProperty: exp.Properties.Location.POST_INDEX, 67 exp.PartitionedByProperty: exp.Properties.Location.POST_EXPRESSION, 68 exp.StabilityProperty: exp.Properties.Location.POST_CREATE, 69 } 70 71 TRANSFORMS = { 72 **generator.Generator.TRANSFORMS, 73 exp.ArgMax: rename_func("MAX_BY"), 74 exp.ArgMin: rename_func("MIN_BY"), 75 exp.Max: max_or_greatest, 76 exp.Min: min_or_least, 77 exp.Pow: lambda self, e: self.binary(e, "**"), 78 exp.Rand: lambda self, e: self.func("RANDOM", e.args.get("lower"), e.args.get("upper")), 79 exp.Select: transforms.preprocess( 80 [transforms.eliminate_distinct_on, transforms.eliminate_semi_and_anti_joins] 81 ), 82 exp.StrPosition: lambda self, e: strposition_sql( 83 self, e, func_name="INSTR", supports_position=True, supports_occurrence=True 84 ), 85 exp.StrToDate: lambda self, e: ( 86 f"CAST({self.sql(e, 'this')} AS DATE FORMAT {self.format_time(e)})" 87 ), 88 exp.ToChar: lambda self, e: self.function_fallback_sql(e), 89 exp.ToNumber: to_number_with_nls_param, 90 exp.Use: lambda self, e: f"DATABASE {self.sql(e, 'this')}", 91 exp.DateAdd: _date_add_sql("+"), 92 exp.DateSub: _date_add_sql("-"), 93 exp.Quarter: lambda self, e: self.sql(exp.Extract(this="QUARTER", expression=e.this)), 94 } 95 96 def currenttimestamp_sql(self, expression: exp.CurrentTimestamp) -> str: 97 prefix, suffix = ("(", ")") if expression.this else ("", "") 98 return self.func("CURRENT_TIMESTAMP", expression.this, prefix=prefix, suffix=suffix) 99 100 def cast_sql(self, expression: exp.Cast, safe_prefix: str | None = None) -> str: 101 if expression.to.this == exp.DType.UNKNOWN and expression.args.get("format"): 102 # We don't actually want to print the unknown type in CAST(<value> AS FORMAT <format>) 103 expression.to.pop() 104 105 return super().cast_sql(expression, safe_prefix=safe_prefix) 106 107 def trycast_sql(self, expression: exp.TryCast) -> str: 108 return self.cast_sql(expression, safe_prefix="TRY") 109 110 def tablesample_sql( 111 self, 112 expression: exp.TableSample, 113 tablesample_keyword: str | None = None, 114 ) -> str: 115 return f"{self.sql(expression, 'this')} SAMPLE {self.expressions(expression)}" 116 117 def partitionedbyproperty_sql(self, expression: exp.PartitionedByProperty) -> str: 118 return f"PARTITION BY {self.sql(expression, 'this')}" 119 120 # FROM before SET in Teradata UPDATE syntax 121 # https://docs.teradata.com/r/Enterprise_IntelliFlex_VMware/Teradata-VantageTM-SQL-Data-Manipulation-Language-17.20/Statement-Syntax/UPDATE/UPDATE-Syntax-Basic-Form-FROM-Clause 122 def update_sql(self, expression: exp.Update) -> str: 123 this = self.sql(expression, "this") 124 from_sql = self.sql(expression, "from_") 125 set_sql = self.expressions(expression, flat=True) 126 where_sql = self.sql(expression, "where") 127 sql = f"UPDATE {this}{from_sql} SET {set_sql}{where_sql}" 128 return self.prepend_ctes(expression, sql) 129 130 def mod_sql(self, expression: exp.Mod) -> str: 131 return self.binary(expression, "MOD") 132 133 def rangen_sql(self, expression: exp.RangeN) -> str: 134 this = self.sql(expression, "this") 135 expressions_sql = self.expressions(expression) 136 each_sql = self.sql(expression, "each") 137 each_sql = f" EACH {each_sql}" if each_sql else "" 138 139 return f"RANGE_N({this} BETWEEN {expressions_sql}{each_sql})" 140 141 def lockingstatement_sql(self, expression: exp.LockingStatement) -> str: 142 """Generate SQL for LOCKING statement""" 143 locking_clause = self.sql(expression, "this") 144 query_sql = self.sql(expression, "expression") 145 146 return f"{locking_clause} {query_sql}" 147 148 def createable_sql(self, expression: exp.Create, locations: defaultdict) -> str: 149 kind = self.sql(expression, "kind").upper() 150 if kind == "TABLE" and locations.get(exp.Properties.Location.POST_NAME): 151 this_name = self.sql(expression.this, "this") 152 this_properties = self.properties( 153 exp.Properties(expressions=locations[exp.Properties.Location.POST_NAME]), 154 wrapped=False, 155 prefix=",", 156 ) 157 this_schema = self.schema_columns_sql(expression.this) 158 return f"{this_name}{this_properties}{self.sep()}{this_schema}" 159 160 return super().createable_sql(expression, locations) 161 162 def extract_sql(self, expression: exp.Extract) -> str: 163 this = self.sql(expression, "this") 164 if this.upper() != "QUARTER": 165 return super().extract_sql(expression) 166 167 to_char = exp.func("to_char", expression.expression, exp.Literal.string("Q")) 168 return self.sql(exp.cast(to_char, exp.DType.INT)) 169 170 def interval_sql(self, expression: exp.Interval) -> str: 171 multiplier = 0 172 unit = expression.text("unit") 173 174 if unit.startswith("WEEK"): 175 multiplier = 7 176 elif unit.startswith("QUARTER"): 177 multiplier = 90 178 179 if multiplier: 180 return f"({multiplier} * {super().interval_sql(exp.Interval(this=expression.this, unit=exp.var('DAY')))})" 181 182 return super().interval_sql(expression)
40class TeradataGenerator(generator.Generator): 41 SELECT_KINDS: tuple[str, ...] = () 42 TRY_SUPPORTED = False 43 SUPPORTS_UESCAPE = False 44 SUPPORTS_DECODE_CASE = False 45 46 AFTER_HAVING_MODIFIER_TRANSFORMS = generator.AFTER_HAVING_MODIFIER_TRANSFORMS 47 48 LIMIT_IS_TOP = True 49 JOIN_HINTS = False 50 TABLE_HINTS = False 51 QUERY_HINTS = False 52 TABLESAMPLE_KEYWORDS = "SAMPLE" 53 LAST_DAY_SUPPORTS_DATE_PART = False 54 CAN_IMPLEMENT_ARRAY_ANY = True 55 TZ_TO_WITH_TIME_ZONE = True 56 ARRAY_SIZE_NAME = "CARDINALITY" 57 58 TYPE_MAPPING = { 59 **generator.Generator.TYPE_MAPPING, 60 exp.DType.GEOMETRY: "ST_GEOMETRY", 61 exp.DType.DOUBLE: "DOUBLE PRECISION", 62 exp.DType.TIMESTAMPTZ: "TIMESTAMP", 63 } 64 65 PROPERTIES_LOCATION = { 66 **generator.Generator.PROPERTIES_LOCATION, 67 exp.OnCommitProperty: exp.Properties.Location.POST_INDEX, 68 exp.PartitionedByProperty: exp.Properties.Location.POST_EXPRESSION, 69 exp.StabilityProperty: exp.Properties.Location.POST_CREATE, 70 } 71 72 TRANSFORMS = { 73 **generator.Generator.TRANSFORMS, 74 exp.ArgMax: rename_func("MAX_BY"), 75 exp.ArgMin: rename_func("MIN_BY"), 76 exp.Max: max_or_greatest, 77 exp.Min: min_or_least, 78 exp.Pow: lambda self, e: self.binary(e, "**"), 79 exp.Rand: lambda self, e: self.func("RANDOM", e.args.get("lower"), e.args.get("upper")), 80 exp.Select: transforms.preprocess( 81 [transforms.eliminate_distinct_on, transforms.eliminate_semi_and_anti_joins] 82 ), 83 exp.StrPosition: lambda self, e: strposition_sql( 84 self, e, func_name="INSTR", supports_position=True, supports_occurrence=True 85 ), 86 exp.StrToDate: lambda self, e: ( 87 f"CAST({self.sql(e, 'this')} AS DATE FORMAT {self.format_time(e)})" 88 ), 89 exp.ToChar: lambda self, e: self.function_fallback_sql(e), 90 exp.ToNumber: to_number_with_nls_param, 91 exp.Use: lambda self, e: f"DATABASE {self.sql(e, 'this')}", 92 exp.DateAdd: _date_add_sql("+"), 93 exp.DateSub: _date_add_sql("-"), 94 exp.Quarter: lambda self, e: self.sql(exp.Extract(this="QUARTER", expression=e.this)), 95 } 96 97 def currenttimestamp_sql(self, expression: exp.CurrentTimestamp) -> str: 98 prefix, suffix = ("(", ")") if expression.this else ("", "") 99 return self.func("CURRENT_TIMESTAMP", expression.this, prefix=prefix, suffix=suffix) 100 101 def cast_sql(self, expression: exp.Cast, safe_prefix: str | None = None) -> str: 102 if expression.to.this == exp.DType.UNKNOWN and expression.args.get("format"): 103 # We don't actually want to print the unknown type in CAST(<value> AS FORMAT <format>) 104 expression.to.pop() 105 106 return super().cast_sql(expression, safe_prefix=safe_prefix) 107 108 def trycast_sql(self, expression: exp.TryCast) -> str: 109 return self.cast_sql(expression, safe_prefix="TRY") 110 111 def tablesample_sql( 112 self, 113 expression: exp.TableSample, 114 tablesample_keyword: str | None = None, 115 ) -> str: 116 return f"{self.sql(expression, 'this')} SAMPLE {self.expressions(expression)}" 117 118 def partitionedbyproperty_sql(self, expression: exp.PartitionedByProperty) -> str: 119 return f"PARTITION BY {self.sql(expression, 'this')}" 120 121 # FROM before SET in Teradata UPDATE syntax 122 # https://docs.teradata.com/r/Enterprise_IntelliFlex_VMware/Teradata-VantageTM-SQL-Data-Manipulation-Language-17.20/Statement-Syntax/UPDATE/UPDATE-Syntax-Basic-Form-FROM-Clause 123 def update_sql(self, expression: exp.Update) -> str: 124 this = self.sql(expression, "this") 125 from_sql = self.sql(expression, "from_") 126 set_sql = self.expressions(expression, flat=True) 127 where_sql = self.sql(expression, "where") 128 sql = f"UPDATE {this}{from_sql} SET {set_sql}{where_sql}" 129 return self.prepend_ctes(expression, sql) 130 131 def mod_sql(self, expression: exp.Mod) -> str: 132 return self.binary(expression, "MOD") 133 134 def rangen_sql(self, expression: exp.RangeN) -> str: 135 this = self.sql(expression, "this") 136 expressions_sql = self.expressions(expression) 137 each_sql = self.sql(expression, "each") 138 each_sql = f" EACH {each_sql}" if each_sql else "" 139 140 return f"RANGE_N({this} BETWEEN {expressions_sql}{each_sql})" 141 142 def lockingstatement_sql(self, expression: exp.LockingStatement) -> str: 143 """Generate SQL for LOCKING statement""" 144 locking_clause = self.sql(expression, "this") 145 query_sql = self.sql(expression, "expression") 146 147 return f"{locking_clause} {query_sql}" 148 149 def createable_sql(self, expression: exp.Create, locations: defaultdict) -> str: 150 kind = self.sql(expression, "kind").upper() 151 if kind == "TABLE" and locations.get(exp.Properties.Location.POST_NAME): 152 this_name = self.sql(expression.this, "this") 153 this_properties = self.properties( 154 exp.Properties(expressions=locations[exp.Properties.Location.POST_NAME]), 155 wrapped=False, 156 prefix=",", 157 ) 158 this_schema = self.schema_columns_sql(expression.this) 159 return f"{this_name}{this_properties}{self.sep()}{this_schema}" 160 161 return super().createable_sql(expression, locations) 162 163 def extract_sql(self, expression: exp.Extract) -> str: 164 this = self.sql(expression, "this") 165 if this.upper() != "QUARTER": 166 return super().extract_sql(expression) 167 168 to_char = exp.func("to_char", expression.expression, exp.Literal.string("Q")) 169 return self.sql(exp.cast(to_char, exp.DType.INT)) 170 171 def interval_sql(self, expression: exp.Interval) -> str: 172 multiplier = 0 173 unit = expression.text("unit") 174 175 if unit.startswith("WEEK"): 176 multiplier = 7 177 elif unit.startswith("QUARTER"): 178 multiplier = 90 179 180 if multiplier: 181 return f"({multiplier} * {super().interval_sql(exp.Interval(this=expression.this, unit=exp.var('DAY')))})" 182 183 return super().interval_sql(expression)
Generator converts a given syntax tree to the corresponding SQL string.
Arguments:
- pretty: Whether to format the produced SQL string. Default: False.
- identify: Determines when an identifier should be quoted. Possible values are: False (default): Never quote, except in cases where it's mandatory by the dialect. True: Always quote except for specials cases. 'safe': Only quote identifiers that are case insensitive.
- normalize: Whether to normalize identifiers to lowercase. Default: False.
- pad: The pad size in a formatted string. For example, this affects the indentation of a projection in a query, relative to its nesting level. Default: 2.
- indent: The indentation size in a formatted string. For example, this affects the
indentation of subqueries and filters under a
WHEREclause. 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
TYPE_MAPPING =
{<DType.DATETIME2: 'DATETIME2'>: 'TIMESTAMP', <DType.NCHAR: 'NCHAR'>: 'CHAR', <DType.NVARCHAR: 'NVARCHAR'>: 'VARCHAR', <DType.MEDIUMTEXT: 'MEDIUMTEXT'>: 'TEXT', <DType.LONGTEXT: 'LONGTEXT'>: 'TEXT', <DType.TINYTEXT: 'TINYTEXT'>: 'TEXT', <DType.BLOB: 'BLOB'>: 'VARBINARY', <DType.MEDIUMBLOB: 'MEDIUMBLOB'>: 'BLOB', <DType.LONGBLOB: 'LONGBLOB'>: 'BLOB', <DType.TINYBLOB: 'TINYBLOB'>: 'BLOB', <DType.INET: 'INET'>: 'INET', <DType.ROWVERSION: 'ROWVERSION'>: 'VARBINARY', <DType.SMALLDATETIME: 'SMALLDATETIME'>: 'TIMESTAMP', <DType.GEOMETRY: 'GEOMETRY'>: 'ST_GEOMETRY', <DType.DOUBLE: 'DOUBLE'>: 'DOUBLE PRECISION', <DType.TIMESTAMPTZ: 'TIMESTAMPTZ'>: 'TIMESTAMP'}
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_INDEX: 'POST_INDEX'>, <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_EXPRESSION: 'POST_EXPRESSION'>, <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_CREATE: 'POST_CREATE'>, <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.POST_CREATE: 'POST_CREATE'>, <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.POST_CREATE: 'POST_CREATE'>, <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'>}
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 Generator.<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 Generator.<lambda>>, <class 'sqlglot.expressions.temporal.UtcTimestamp'>: <function Generator.<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.ArgMax'>: <function rename_func.<locals>.<lambda>>, <class 'sqlglot.expressions.aggregate.ArgMin'>: <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.core.Pow'>: <function TeradataGenerator.<lambda>>, <class 'sqlglot.expressions.functions.Rand'>: <function TeradataGenerator.<lambda>>, <class 'sqlglot.expressions.query.Select'>: <function preprocess.<locals>._to_sql>, <class 'sqlglot.expressions.string.StrPosition'>: <function TeradataGenerator.<lambda>>, <class 'sqlglot.expressions.temporal.StrToDate'>: <function TeradataGenerator.<lambda>>, <class 'sqlglot.expressions.string.ToChar'>: <function TeradataGenerator.<lambda>>, <class 'sqlglot.expressions.string.ToNumber'>: <function to_number_with_nls_param>, <class 'sqlglot.expressions.ddl.Use'>: <function TeradataGenerator.<lambda>>, <class 'sqlglot.expressions.temporal.DateAdd'>: <function _date_add_sql.<locals>.func>, <class 'sqlglot.expressions.temporal.DateSub'>: <function _date_add_sql.<locals>.func>, <class 'sqlglot.expressions.temporal.Quarter'>: <function TeradataGenerator.<lambda>>}
def
cast_sql( self, expression: sqlglot.expressions.functions.Cast, safe_prefix: str | None = None) -> str:
101 def cast_sql(self, expression: exp.Cast, safe_prefix: str | None = None) -> str: 102 if expression.to.this == exp.DType.UNKNOWN and expression.args.get("format"): 103 # We don't actually want to print the unknown type in CAST(<value> AS FORMAT <format>) 104 expression.to.pop() 105 106 return super().cast_sql(expression, safe_prefix=safe_prefix)
def
tablesample_sql( self, expression: sqlglot.expressions.query.TableSample, tablesample_keyword: str | None = None) -> str:
def
partitionedbyproperty_sql( self, expression: sqlglot.expressions.properties.PartitionedByProperty) -> str:
123 def update_sql(self, expression: exp.Update) -> str: 124 this = self.sql(expression, "this") 125 from_sql = self.sql(expression, "from_") 126 set_sql = self.expressions(expression, flat=True) 127 where_sql = self.sql(expression, "where") 128 sql = f"UPDATE {this}{from_sql} SET {set_sql}{where_sql}" 129 return self.prepend_ctes(expression, sql)
134 def rangen_sql(self, expression: exp.RangeN) -> str: 135 this = self.sql(expression, "this") 136 expressions_sql = self.expressions(expression) 137 each_sql = self.sql(expression, "each") 138 each_sql = f" EACH {each_sql}" if each_sql else "" 139 140 return f"RANGE_N({this} BETWEEN {expressions_sql}{each_sql})"
142 def lockingstatement_sql(self, expression: exp.LockingStatement) -> str: 143 """Generate SQL for LOCKING statement""" 144 locking_clause = self.sql(expression, "this") 145 query_sql = self.sql(expression, "expression") 146 147 return f"{locking_clause} {query_sql}"
Generate SQL for LOCKING statement
def
createable_sql( self, expression: sqlglot.expressions.ddl.Create, locations: collections.defaultdict) -> str:
149 def createable_sql(self, expression: exp.Create, locations: defaultdict) -> str: 150 kind = self.sql(expression, "kind").upper() 151 if kind == "TABLE" and locations.get(exp.Properties.Location.POST_NAME): 152 this_name = self.sql(expression.this, "this") 153 this_properties = self.properties( 154 exp.Properties(expressions=locations[exp.Properties.Location.POST_NAME]), 155 wrapped=False, 156 prefix=",", 157 ) 158 this_schema = self.schema_columns_sql(expression.this) 159 return f"{this_name}{this_properties}{self.sep()}{this_schema}" 160 161 return super().createable_sql(expression, locations)
163 def extract_sql(self, expression: exp.Extract) -> str: 164 this = self.sql(expression, "this") 165 if this.upper() != "QUARTER": 166 return super().extract_sql(expression) 167 168 to_char = exp.func("to_char", expression.expression, exp.Literal.string("Q")) 169 return self.sql(exp.cast(to_char, exp.DType.INT))
171 def interval_sql(self, expression: exp.Interval) -> str: 172 multiplier = 0 173 unit = expression.text("unit") 174 175 if unit.startswith("WEEK"): 176 multiplier = 7 177 elif unit.startswith("QUARTER"): 178 multiplier = 90 179 180 if multiplier: 181 return f"({multiplier} * {super().interval_sql(exp.Interval(this=expression.this, unit=exp.var('DAY')))})" 182 183 return super().interval_sql(expression)
Inherited Members
- sqlglot.generator.Generator
- Generator
- NULL_ORDERING_SUPPORTED
- WINDOW_FUNCS_WITH_NULL_ORDERING
- IGNORE_NULLS_IN_FUNC
- IGNORE_NULLS_BEFORE_ORDER
- LOCKING_READS_SUPPORTED
- EXCEPT_INTERSECT_SUPPORT_ALL_CLAUSE
- WRAP_DERIVED_VALUES
- CREATE_FUNCTION_RETURN_AS
- MATCHED_BY_SOURCE
- SUPPORTS_MERGE_WHERE
- SINGLE_STRING_INTERVAL
- INTERVAL_ALLOWS_PLURAL_FORM
- LIMIT_FETCH
- LIMIT_ONLY_LITERALS
- RENAME_TABLE_WITH_DB
- GROUPINGS_SEP
- INDEX_ON
- INOUT_SEPARATOR
- DIRECTED_JOINS
- QUERY_HINT_SEP
- IS_BOOL_ALLOWED
- DUPLICATE_KEY_UPDATE_WITH_SET
- RETURNING_END
- EXTRACT_ALLOWS_QUOTES
- NVL2_SUPPORTED
- 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_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
- JSON_KEY_VALUE_PAIR_SEP
- INSERT_OVERWRITE
- SUPPORTS_SELECT_INTO
- SUPPORTS_UNLOGGED_TABLES
- SUPPORTS_CREATE_TABLE_LIKE
- LIKE_PROPERTY_INSIDE_SCHEMA
- MULTI_ARG_DISTINCT
- JSON_TYPE_REQUIRED_FOR_EXTRACTION
- JSON_PATH_BRACKETED_KEY_SUPPORTED
- JSON_PATH_SINGLE_QUOTE_ESCAPE
- SUPPORTED_JSON_PATH_PARTS
- SUPPORTS_TO_NUMBER
- SUPPORTS_WINDOW_EXCLUDE
- SET_OP_MODIFIERS
- COPY_PARAMS_ARE_WRAPPED
- COPY_PARAMS_EQ_REQUIRED
- COPY_HAS_INTO_KEYWORD
- UNICODE_SUBSTITUTE
- STAR_EXCEPT
- HEX_FUNC
- WITH_PROPERTIES_PREFIX
- QUOTE_JSON_PATH
- PAD_FILL_PATTERN_IS_REQUIRED
- SUPPORTS_EXPLODING_PROJECTIONS
- ARRAY_CONCAT_IS_VAR_LEN
- SUPPORTS_CONVERT_TIMEZONE
- SUPPORTS_MEDIAN
- SUPPORTS_UNIX_SECONDS
- ALTER_SET_WRAPPED
- NORMALIZE_EXTRACT_DATE_PARTS
- PARSE_JSON_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
- UPDATE_STATEMENT_SUPPORTS_FROM
- 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
- RESERVED_KEYWORDS
- 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
- computedcolumnconstraint_sql
- autoincrementcolumnconstraint_sql
- compresscolumnconstraint_sql
- generatedasidentitycolumnconstraint_sql
- generatedasrowcolumnconstraint_sql
- periodforsystemtimeconstraint_sql
- notnullcolumnconstraint_sql
- primarykeycolumnconstraint_sql
- uniquecolumnconstraint_sql
- inoutcolumnconstraint_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
- datatype_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
- 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
- table_sql
- tablefromrows_sql
- pivot_sql
- version_sql
- tuple_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
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- query_modifiers
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- formatjson_sql
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- openjsoncolumndef_sql
- openjson_sql
- in_sql
- in_unnest_op
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- neg_sql
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- alias_sql
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- attimezone_sql
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- add_sql
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- connector_sql
- bitwiseand_sql
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- altersession_sql
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- droppartition_sql
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- distinct_sql
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- havingmax_sql
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- binary
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- nvl2_sql
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- generateembedding_sql
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- generatebool_sql
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- mltranslate_sql
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- semicolon_sql
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- scope_resolution
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- json_sql
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- skipjsoncolumn_sql
- conditionalinsert_sql
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- arrayagg_sql
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- grant_sql
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- grantprivilege_sql
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- columns_sql
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- attach_sql
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- watermarkcolumnconstraint_sql
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- xmlelement_sql
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- partitionbyrangeproperty_sql
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- unpivotcolumns_sql
- analyzesample_sql
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- analyzehistogram_sql
- analyzedelete_sql
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- analyze_sql
- xmltable_sql
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- export_sql
- declare_sql
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- recursivewithsearch_sql
- parameterizedagg_sql
- anonymousaggfunc_sql
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- show_sql
- install_sql
- get_put_sql
- translatecharacters_sql
- decodecase_sql
- semanticview_sql
- getextract_sql
- datefromunixdate_sql
- space_sql
- buildproperty_sql
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- modelattribute_sql
- directorystage_sql
- uuid_sql
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- localtime_sql
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- weekstart_sql
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- block_sql
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- ifblock_sql
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- execute_sql
- executesql_sql
- altermodifysqlsecurity_sql
- usingproperty_sql
- renameindex_sql