hawl-2006.6.4 Contents Index

Hawl.HaskellDB.Util

Contents Generic record fields.

Synopsis

query1 :: GetRec t r => Database -> Query (Rel t) -> IO (Record r) query01 :: GetRec t r => Database -> Query (Rel t) -> IO (Maybe (Record r)) intQuery :: ProjectExpr e => Database -> Query (e Int) -> IO [Int] intQuery1 :: ProjectExpr e => Database -> Query (e Int) -> IO Int result1 :: Monad m => [a] -> m a result01 :: Monad m => [a] -> m (Maybe a) tableName :: Table t -> TableName data IntField = IntField intField :: Attr IntField Int

Documentation

query1 :: GetRec t r => Database -> Query (Rel t) -> IO (Record r)

query01 :: GetRec t r => Database -> Query (Rel t) -> IO (Maybe (Record r))

intQuery :: ProjectExpr e => Database -> Query (e Int) -> IO [Int]

intQuery1 :: ProjectExpr e => Database -> Query (e Int) -> IO Int

result1 :: Monad m => [a] -> m a

result01 :: Monad m => [a] -> m (Maybe a)

tableName :: Table t -> TableName

Generic record fields.

data IntField

Constructors IntField Instances FieldTag IntField

intField :: Attr IntField Int

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