Contains the SQL data types, type errors, and a few supporting functions.
- data Type
- = ScalarType String
- | ArrayType Type
- | SetOfType Type
- | NamedCompositeType String
- | CompositeType [(String, Type)]
- | AnonymousRecordType [Type]
- | PgRecord (Maybe Type)
- | DomainType String
- | EnumType String
- | Pseudo PseudoType
- | UnknownType
- data PseudoType
- = Any
- | AnyArray
- | AnyElement
- | AnyEnum
- | AnyNonArray
- | Cstring
- | Record
- | TriggerRecord
- | Trigger
- | Void
- | Internal
- | LanguageHandler
- | Opaque
- | FdwHandler
- typeSmallInt, typeInterval, typeDate, typeBool, typeChar, typeVarChar, typeFloat8, typeFloat4, typeNumeric, typeInt, typeBigInt :: Type
- canonicalizeTypeName :: String -> String
- canonicalizeTypes :: Data a => a -> a
- data TypeError
- = WrongTypes Type [Type]
- | UnknownTypeError Type
- | UnknownTypeName String
- | NoMatchingOperator String [Type]
- | TypelessEmptyArray
- | IncompatibleTypeSet [Type]
- | IncompatibleTypes Type Type
- | ValuesListsMustBeSameLength
- | NoRowsGivenForValues
- | UnrecognisedIdentifier String
- | UnrecognisedRelation String
- | UnrecognisedCorrelationName String
- | BadStarExpand
- | AmbiguousIdentifier String
- | ContextError String
- | MissingJoinAttribute
- | ExpressionMustBeBool
- | WrongNumberOfColumns
- | ExpectedDomainType Type
- | DomainDefNotFound Type
- | BadCatalogUpdate String
- | TypeAlreadyExists Type
- | AnyAllError String
- | InternalError String
- | FromToTypesNotSame Type Type
- | WrongNumberOfAliasCols Int Int
- | MiscError String
SQL types
data PseudoType Source
type aliases
aliases for all the sql types with multiple names these give you the canonical names
typeSmallInt, typeInterval, typeDate, typeBool, typeChar, typeVarChar, typeFloat8, typeFloat4, typeNumeric, typeInt, typeBigInt :: TypeSource
canonicalizeTypes :: Data a => a -> aSource