diff options
Diffstat (limited to 'sql/item_sum.cc')
-rw-r--r-- | sql/item_sum.cc | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/sql/item_sum.cc b/sql/item_sum.cc index 30cbe872101..ad8ebd0791c 100644 --- a/sql/item_sum.cc +++ b/sql/item_sum.cc @@ -3406,7 +3406,7 @@ String* Item_func_group_concat::val_str(String* str) DBUG_ASSERT(fixed == 1); if (null_value) return 0; - if (!result.length() && tree) + if (no_appended && tree) /* Tree is used for sorting as in ORDER BY */ tree_walk(tree, (tree_walk_action)&dump_leaf_key, (void*)this, left_root_right); |