rivet-core-0.2.0.0: Database migration library; core functionality.

Safe HaskellSafe
LanguageHaskell2010

Database.Rivet.V0

Documentation

data Migration m v Source #

Instances

Monad (Migration m) Source # 

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) Source # 

Methods

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

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

Applicative (Migration m) Source # 

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 () Source #

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

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

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

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

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

data ColumnSpec Source #

Constructors

ColumnSpec 

Fields