Safe Haskell	None
Language	Haskell2010

Hasql.Postgres

Synopsis

Documentation

Settings of a Postgres backend.

Constructors

Postgres
Fields host :: ByteString port :: Word16 user :: Text password :: Text database :: Text

Instances

Backend Postgres
Mapping Postgres Bool	Maps to "bool".
Mapping Postgres Char	Maps to "varchar".
Mapping Postgres Double	Maps to "float8".
Mapping Postgres Float	Maps to "float4".
Mapping Postgres Int	Maps to "int8".
Mapping Postgres Int8	Maps to "int2".
Mapping Postgres Int16	Maps to "int2".
Mapping Postgres Int32	Maps to "int4".
Mapping Postgres Int64	Maps to "int8".
Mapping Postgres Word	Maps to "int8".
Mapping Postgres Word8	Maps to "int2".
Mapping Postgres Word16	Maps to "int4".
Mapping Postgres Word32	Maps to "int8".
Mapping Postgres Word64	Maps to "int8".
Mapping Postgres ByteString	Maps to "bytea".
Mapping Postgres LocalTime	Maps to "timestamp".
Mapping Postgres ZonedTime	Maps to "timestamptz".
Mapping Postgres TimeOfDay	Maps to "time".
Mapping Postgres UTCTime	Maps to "timestamp".
Mapping Postgres Day	Maps to "date".
Mapping Postgres Text	Maps to "text".
Mapping Postgres Scientific	Maps to "numeric".
Mapping Postgres a => Mapping Postgres (Maybe a)	Maps to the same type as the underlying value, encoding the `Nothing` as NULL.
data StatementArgument Postgres = StatementArgument { unpackStatementArgument :: (Oid, Maybe (ByteString, Format)) }
data Result Postgres = Result { unpackResult :: Maybe ByteString }
data Connection Postgres = Connection { connection :: !Connection preparer :: !StatementPreparer transactionState :: !(IORef (Maybe Word)) }