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GHC 10.0.0.20260917 · lts/ghc-10.0.x · 8174fa4 · 2026-10-11

Moduleselda-0.5.2.1Haskell2010

Database.Selda.Nullable

Convenience facilities for working with nullable columns.

  • 1 type
  • 13 values
  • Packageselda-0.5.2.1
  • Exports15
  • LanguageHaskell2010
  • LicenceMIT
  • SourceNullable.hs
valuenonNull :: (Same s t, SqlType a) => Col s (Maybe a) -> Query t (Col t a)
#

Converts a nullable column into a non-nullable one, yielding the empty result set if the column is null.