Avers.Storage.Backend

Low-level implementation of the storage backend.

Documentation

parseValue :: (FromJSON a, MonadError AversError m) => Value -> m a

parseDatum :: (FromDatum a, MonadError AversError m) => Datum -> m a

runQuery :: FromResponse (Result a) => Exp a -> Avers (Result a)

runQueryDatum :: FromDatum a => Exp Datum -> Avers a

runQuerySingleSelection :: FromDatum a => Exp SingleSelection -> Avers a

runQueryCollect :: (FromDatum a, Result e ~ Sequence a) => Exp e -> Avers (Vector a)

existsDocument :: Pk k => Exp Table -> k -> Avers Bool

lookupDocument :: (Pk k, FromDatum a) => Exp Table -> k -> Avers (Maybe a)

insertDocument :: (ToDatum a, Pk a) => Exp Table -> a -> Avers ()

upsertDocument :: (ToDatum a, Pk a) => Exp Table -> a -> Avers ()

deleteDocument :: Pk k => Exp Table -> k -> Avers ()