diff options
Diffstat (limited to 'sql/item_sum.cc')
| -rw-r--r-- | sql/item_sum.cc | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/sql/item_sum.cc b/sql/item_sum.cc index 7a8e15e0a9d..8411e7d1b9b 100644 --- a/sql/item_sum.cc +++ b/sql/item_sum.cc @@ -159,7 +159,10 @@ Item *Item_sum::get_tmp_table_item(THD *thd) if (!arg->const_item()) { if (arg->type() == Item::FIELD_ITEM) + { + arg->maybe_null= result_field_tmp->maybe_null(); ((Item_field*) arg)->field= result_field_tmp++; + } else sum_item->args[i]= new Item_field(result_field_tmp++); } |