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decodeEnumMap :: EnumEncoding a => Map (EnumBase a) ahpqtypes-extras Database.PostgreSQL.PQTypes.Deriving Include the inverse map as a top-level part of the EnumEncoding instance to ensure it is only computed once by GHC.
encodeEnum :: EnumEncoding a => a -> EnumBase ahpqtypes-extras Database.PostgreSQL.PQTypes.Deriving Encode a as a base type.
encodeEnumAsText :: EnumAsTextEncoding a => a -> Texthpqtypes-extras Database.PostgreSQL.PQTypes.Deriving Encode a as Text.
module Database.PostgreSQL.PQTypes.Model.
EnumType No documentation available.
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hpqtypes-extras Database.PostgreSQL.PQTypes.Model.EnumType No documentation available.
EnumType :: !RawSQL () -> [RawSQL ()] -> EnumTypehpqtypes-extras Database.PostgreSQL.PQTypes.Model.EnumType No documentation available.
sqlCreateEnum :: EnumType -> RawSQL ()hpqtypes-extras Database.PostgreSQL.PQTypes.Model.EnumType Make SQL query that creates an enum type.
sqlDropEnum :: RawSQL () -> RawSQL ()hpqtypes-extras Database.PostgreSQL.PQTypes.Model.EnumType Make SQL query that drops a composite type.
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htaglib Sound.HTagLib Track number tag.
mkTrackNumber :: Int -> Maybe TrackNumberhtaglib Sound.HTagLib Construction of TrackNumber values, non-positive values result in Nothing.