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

Hasura.Backends.Postgres.Translate.Select.Internal.OrderBy

Description

This module relates to the processing of Order-By clauses.

Documentation

processOrderByItems :: forall pgKind m. (MonadReader StringifyNumbers m, MonadWriter JoinTree m, Backend ('Postgres pgKind)) => Identifier -> FieldName -> SimilarArrayFields -> Maybe (NonEmpty PGCol) -> Maybe (NonEmpty (AnnotatedOrderByItem ('Postgres pgKind))) -> m ([(ColumnAlias, SQLExp)], SelectSorting, Maybe SQLExp) Source #

applyDistinctOnAtBase :: NonEmpty PGCol -> DistinctExpr Source #

applyDistinctOnAtNode :: Identifier -> NonEmpty PGCol -> (DistinctExpr, [(ColumnAlias, SQLExp)]) Source #