Safe Haskell | None |
---|---|
Language | Haskell2010 |
Database.PostgreSQL.PQTypes.FromSQL
Documentation
class (PQFormat t, Storable (PQBase t)) => FromSQL t where Source #
Class which represents "from SQL (libpqtypes) type to Haskell type" transformation.
Minimal complete definition
Methods
Convert value of base type to target one.
Instances