diff options
Diffstat (limited to 'sql/sql_select.cc')
| -rw-r--r-- | sql/sql_select.cc | 24 |
1 files changed, 17 insertions, 7 deletions
diff --git a/sql/sql_select.cc b/sql/sql_select.cc index 401745bd9b8..28909bbb911 100644 --- a/sql/sql_select.cc +++ b/sql/sql_select.cc @@ -1807,7 +1807,8 @@ JOIN::exec() curr_join->having= curr_join->tmp_having= 0; // Allready done /* Change sum_fields reference to calculated fields in tmp_table */ - curr_join->all_fields= *curr_all_fields; + if (curr_join != this) + curr_join->all_fields= *curr_all_fields; if (!items1) { items1= items0 + all_fields.elements; @@ -1826,8 +1827,11 @@ JOIN::exec() fields_list.elements, all_fields)) DBUG_VOID_RETURN; } - curr_join->tmp_all_fields1= tmp_all_fields1; - curr_join->tmp_fields_list1= tmp_fields_list1; + if (curr_join != this) + { + curr_join->tmp_all_fields1= tmp_all_fields1; + curr_join->tmp_fields_list1= tmp_fields_list1; + } curr_join->items1= items1; } curr_all_fields= &tmp_all_fields1; @@ -1975,8 +1979,11 @@ JOIN::exec() tmp_fields_list2, tmp_all_fields2, fields_list.elements, tmp_all_fields1)) DBUG_VOID_RETURN; - curr_join->tmp_fields_list2= tmp_fields_list2; - curr_join->tmp_all_fields2= tmp_all_fields2; + if (curr_join != this) + { + curr_join->tmp_fields_list2= tmp_fields_list2; + curr_join->tmp_all_fields2= tmp_all_fields2; + } } curr_fields_list= &curr_join->tmp_fields_list2; curr_all_fields= &curr_join->tmp_all_fields2; @@ -2031,8 +2038,11 @@ JOIN::exec() tmp_table_param.save_copy_field= curr_join->tmp_table_param.copy_field; tmp_table_param.save_copy_field_end= curr_join->tmp_table_param.copy_field_end; - curr_join->tmp_all_fields3= tmp_all_fields3; - curr_join->tmp_fields_list3= tmp_fields_list3; + if (curr_join != this) + { + curr_join->tmp_all_fields3= tmp_all_fields3; + curr_join->tmp_fields_list3= tmp_fields_list3; + } } else { |