Document groupByExpr
commit171efde7dcae2f74069d0df3c0298666630dab29
authorOllie Charles <ollie@ocharles.org.uk>
dateTue 23 Mar 2021, 16:25 (6 years ago)
parent8575057
src/Rel8/Expr/Aggregate.hs+1
@@ -133,6 +133,7 @@ stringAgg delimiter =
133133 }
134134
135135
136+-- | Aggregate a value by grouping by it.
136137groupByExpr :: (DBEq db, Nullabilizes db a) => Expr a -> Aggregate (Expr a)
137138groupByExpr = sgroupByExpr nullabilization
138139