-- Hoogle documentation, generated by Haddock
-- See Hoogle, http://www.haskell.org/hoogle/


-- | Backend for the persistent library using mongoDB.
--   
--   Backend for the persistent library using mongoDB.
@package persistent-mongoDB
@version 0.6.2

module Database.Persist.MongoDB
withMongoDBConn :: (MonadIO m, Applicative m) => Database -> HostName -> (ConnectionPool -> m b) -> m b
withMongoDBPool :: (MonadIO m, Applicative m) => Database -> HostName -> Int -> (ConnectionPool -> m b) -> m b
runMongoDBConn :: MonadIO m => AccessMode -> Action m b -> ConnectionPool -> m b

-- | Either a host name e.g., <tt>"haskell.org"</tt> or a numeric host
--   address string consisting of a dotted decimal IPv4 address or an IPv6
--   address e.g., <tt>"192.168.0.1"</tt>.
type HostName = String
u :: String -> UString

-- | A monad on top of m (which must be a MonadIO) that may access the
--   database and may fail with a DB <a>Failure</a>
data Action m :: (* -> *) a :: (* -> *) -> * -> *

-- | Type of reads and writes to perform
data AccessMode :: *

-- | Read-only action, reading stale data from a slave is OK.
ReadStaleOk :: AccessMode

-- | Read-write action, slave not OK, every write is fire &amp; forget.
UnconfirmedWrites :: AccessMode

-- | Read-write action, slave not OK, every write is confirmed with
--   getLastError.
ConfirmWrites :: GetLastError -> AccessMode

-- | Same as <a>ConfirmWrites</a> []
master :: AccessMode

-- | Same as <a>ReadStaleOk</a>
slaveOk :: AccessMode

-- | Field with given label and typed value
(=:) :: Val v => Label -> v -> Field
type ConnectionPool = (Pool IOError Pipe, Database)
instance Serialize ObjectId
instance Val PersistValue
instance (Applicative m, Functor m, MonadControlIO m) => PersistBackend Action m
instance SinglePiece (Key Action entity)