graphql-engine-1.0.0: GraphQL API over Postgres
Safe HaskellNone
LanguageHaskell2010

Hasura.Backends.Postgres.DDL.Table

Description

Postgres DDL Table

Used to fill up the enum values field of TableCoreInfoG.

See Backend.

Documentation

data EnumTableIntegrityError (b :: BackendType) Source #

Constructors

EnumTablePostgresError Text 
EnumTableMissingPrimaryKey 
EnumTableMultiColumnPrimaryKey [PGCol] 
EnumTableNonTextualPrimaryKey (RawColumnInfo b) 
EnumTableNoEnumValues 
EnumTableInvalidEnumValueNames (NonEmpty Text) 
EnumTableNonTextualCommentColumn (RawColumnInfo b) 
EnumTableTooManyColumns [PGCol] 

fetchAndValidateEnumValues :: forall pgKind m. (Backend ('Postgres pgKind), MonadIO m, MonadBaseControl IO m) => PGSourceConfig -> QualifiedTable -> Maybe (PrimaryKey ('Postgres pgKind) (RawColumnInfo ('Postgres pgKind))) -> [RawColumnInfo ('Postgres pgKind)] -> m (Either QErr EnumValues) Source #

fetchEnumValuesFromDb :: forall pgKind m. (MonadTx m, MonadValidate [EnumTableIntegrityError ('Postgres pgKind)] m) => QualifiedTable -> RawColumnInfo ('Postgres pgKind) -> Maybe (RawColumnInfo ('Postgres pgKind)) -> m EnumValues Source #