diff options
Diffstat (limited to 'sql/sql_union.cc')
| -rw-r--r-- | sql/sql_union.cc | 8 |
1 files changed, 7 insertions, 1 deletions
diff --git a/sql/sql_union.cc b/sql/sql_union.cc index 192ea31c610..a8c829c1c5d 100644 --- a/sql/sql_union.cc +++ b/sql/sql_union.cc @@ -137,6 +137,11 @@ select_union::create_result_table(THD *thd_arg, List<Item> *column_types, (ORDER*) 0, is_union_distinct, 1, options, HA_POS_ERROR, (char*) alias))) return TRUE; + //psergey-merge-fix: + table->keys_in_use_for_query.clear_all(); + for (uint i=0; i < table->s->fields; i++) + table->field[i]->flags &= ~PART_KEY_FLAG; + table->file->extra(HA_EXTRA_WRITE_CACHE); table->file->extra(HA_EXTRA_IGNORE_DUP_KEY); return FALSE; @@ -712,7 +717,8 @@ bool st_select_lex_unit::cleanup() if ((join= fake_select_lex->join)) { join->tables_list= 0; - join->tables= 0; + join->table_count= 0; + join->top_join_tab_count= 0; } error|= fake_select_lex->cleanup(); /* |