Database.Groundhog.Postgresql

Documentation

withPostgresqlPool

Arguments

:: (MonadBaseControl IO m, MonadIO m)

=> String

connection string

-> Int

number of connections to open

-> (Pool Postgresql -> m a)

-> m a

withPostgresqlConn

Arguments

:: (MonadBaseControl IO m, MonadIO m)

=> String

connection string

-> (Postgresql -> m a)

-> m a

createPostgresqlPool

Arguments

:: MonadIO m

=> String

connection string

-> Int

number of connections to open

-> m (Pool Postgresql)

runDbConn :: (MonadBaseControl IO m, MonadIO m, ConnectionManager cm conn) => DbPersist conn (NoLoggingT m) a -> cm -> m a

Runs action within connection. It can handle a simple connection, a pool of them, etc.

newtype Postgresql

Constructors

Postgresql Connection

Instances

SqlDb Postgresql

DbDescriptor Postgresql

Savepoint Postgresql

ConnectionManager Postgresql Postgresql

SingleConnectionManager Postgresql Postgresql

ConnectionManager (Pool Postgresql) Postgresql

(MonadBaseControl IO m, MonadIO m, MonadLogger m) => SchemaAnalyzer (DbPersist Postgresql m)

(MonadBaseControl IO m, MonadIO m, MonadLogger m) => PersistBackend (DbPersist Postgresql m)

module Database.Groundhog

module Database.Groundhog.Generic.Sql.Functions