graphql-engine-1.0.0: GraphQL API over Postgres

Safe Haskell	None
Language	Haskell2010

Hasura.Backends.MySQL.Meta

Documentation

getMetadata :: ConnSourceConfig -> Connection -> IO (DBTablesMetadata 'MySQL) Source #

mkMetadata :: [InformationSchema] -> DBTablesMetadata 'MySQL Source #

mergeMetadata :: InformationSchema -> DBTablesMetadata 'MySQL -> DBTablesMetadata 'MySQL Source #

mergeDBTableMetadata :: DBTableMetadata 'MySQL -> DBTableMetadata 'MySQL -> DBTableMetadata 'MySQL Source #

data InformationSchema Source #

Constructors

InformationSchema

Fields

isTableSchema :: Text
isTableName :: Text
isColumnName :: Text
isOrdinalPosition :: Word
isColumnDefault :: Maybe Text
isIsNullable :: Text
isDataType :: Maybe Text
isColumnType :: Text
isColumnKey :: InformationSchemaColumnKey
isColumnComment :: Text
isConstraintName :: Maybe Text
isConstraintOrdinalPosition :: Maybe Word
isPositionInUniqueConstraint :: Maybe Word
isReferencedTableSchema :: Maybe Text
isReferencedTableName :: Maybe Text
isReferencedColumnName :: Maybe Text

data InformationSchemaColumnKey Source #

Constructors

PRI
UNI
MUL
BLANK	This field isn't NULLable and uses empty strings, by the looks of it.