-- | 'Select' and 'SelectArr' are the composable units of database -- querying that are used in Opaleye. module Opaleye.Select where import qualified Opaleye.QueryArr as Q -- | A Postgres @SELECT@, i.e. some functionality that can run via SQL -- and produce a collection of rows. -- -- @Select a@ is analogous to a Haskell value @[a]@. type Select = SelectArr () -- | @SelectArr a b@ is analogous to a Haskell function @a -> [b]@. type SelectArr = Q.QueryArr