expression: Fix bug found in sqllogictest-aggregates

2015-10-22 14:13:33 +08:00
parent 7329f8a6a8
commit 9ea0b58c7e
1 changed files with 1 additions and 1 deletions
--- a/expression/in.go
+++ b/expression/in.go
@ -137,7 +137,7 @@ func (n *PatternIn) Eval(ctx context.Context, args map[interface{}]interface{})
 		return nil, err
 	}

-	if lhs == nil {
+	if types.IsNil(lhs) {
 		return nil, nil
 	}