Database.Rivet.V0

Documentation

data Migration m v

Instances

Monad (Migration m)

Methods

(>>=) :: Migration m a -> (a -> Migration m b) -> Migration m b

(>>) :: Migration m a -> Migration m b -> Migration m b

return :: a -> Migration m a

fail :: String -> Migration m a

Functor (Migration m)

Methods

fmap :: (a -> b) -> Migration m a -> Migration m b

(<$) :: a -> Migration m b -> Migration m a

Applicative (Migration m)

Methods

pure :: a -> Migration m a

(<*>) :: Migration m (a -> b) -> Migration m a -> Migration m b

(*>) :: Migration m a -> Migration m b -> Migration m b

(<*) :: Migration m a -> Migration m b -> Migration m a

createTable :: Monad m => Text -> [ColumnSpec] -> Migration m ()

dropTable :: Monad m => Text -> [ColumnSpec] -> Migration m ()

renameColumn :: Monad m => Text -> Text -> Text -> Migration m ()

addColumn :: Monad m => Text -> ColumnSpec -> Migration m ()

dropColumn :: Monad m => Text -> ColumnSpec -> Migration m ()

sql :: Monad m => Text -> Text -> Migration m ()

data ColumnSpec

Constructors

ColumnSpec

Fields

• colName :: Text
• colType :: Text
• colDefault :: Maybe Text
• colConstraints :: Maybe Text