From 161621cbd4e17de33ff395cbb25f2bdc34437680 Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?Jo=C3=A3o=20Crist=C3=B3v=C3=A3o?= Date: Wed, 11 Sep 2013 10:48:12 +0100 Subject: [PATCH] sum_ result type may not be the same as the parameters type. --- src/Database/Esqueleto/Internal/Language.hs | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/src/Database/Esqueleto/Internal/Language.hs b/src/Database/Esqueleto/Internal/Language.hs index ebc220d..b245550 100644 --- a/src/Database/Esqueleto/Internal/Language.hs +++ b/src/Database/Esqueleto/Internal/Language.hs @@ -241,7 +241,7 @@ class (Functor query, Applicative query, Monad query) => ceiling_ :: (PersistField a, PersistField b) => expr (Value a) -> expr (Value b) floor_ :: (PersistField a, PersistField b) => expr (Value a) -> expr (Value b) - sum_ :: (PersistField a) => expr (Value a) -> expr (Value (Maybe a)) + sum_ :: (PersistField a, PersistField b) => expr (Value a) -> expr (Value (Maybe b)) min_ :: (PersistField a) => expr (Value a) -> expr (Value (Maybe a)) max_ :: (PersistField a) => expr (Value a) -> expr (Value (Maybe a)) avg_ :: (PersistField a, PersistField b) => expr (Value a) -> expr (Value (Maybe b))