Safe Haskell	None
Language	Haskell2010

Hasql.Pool

Synopsis

Documentation

A pool of connections to DB.

Given the pool-size and connection settings create a connection-pool.

Release all the connections in the pool.

A union over the connection establishment error and the session error.

Constructors

ConnectionUsageError ConnectionError
SessionUsageError QueryError
PoolIsReleasedUsageError

Instances details

Eq UsageError Source #
Instance details Defined in Hasql.Pool Methods (==) :: UsageError -> UsageError -> Bool # (/=) :: UsageError -> UsageError -> Bool #
Show UsageError Source #
Instance details Defined in Hasql.Pool Methods showsPrec :: Int -> UsageError -> ShowS # show :: UsageError -> String # showList :: [UsageError] -> ShowS #

Use a connection from the pool to run a session and return the connection to the pool, when finished.