Database.Groundhog.Generic.Sql

This module defines the functions which are used only for backends creation.

Documentation

renderCond :: PersistEntity v => (String -> String) -> String -> (forall a. PersistField a => (String -> String) -> Expr v c a -> Expr v c a -> RenderS) -> (forall a. PersistField a => (String -> String) -> Expr v c a -> Expr v c a -> RenderS) -> Cond v c -> RenderS

defaultShowPrim :: PersistValue -> String

renderArith :: PersistEntity v => (String -> String) -> Arith v c a -> RenderS

renderOrders :: PersistEntity v => (String -> String) -> [Order v c] -> ShowS

renderUpdates :: PersistEntity v => (String -> String) -> [Update v c] -> RenderS

defId :: String

defDelim :: Char

defRenderEquals :: PersistField a => (String -> String) -> Expr v c a -> Expr v c a -> RenderS

defRenderNotEquals :: PersistField a => (String -> String) -> Expr v c a -> Expr v c a -> RenderS

renderExpr :: (String -> String) -> Expr v c a -> RenderS

type RenderS = (ShowS, [PersistValue] -> [PersistValue])

(<>) :: RenderS -> RenderS -> RenderS