diff options
Diffstat (limited to 'sql/sql_select.cc')
| -rw-r--r-- | sql/sql_select.cc | 10 |
1 files changed, 8 insertions, 2 deletions
diff --git a/sql/sql_select.cc b/sql/sql_select.cc index 3c3d3a62ef5..334efea1b63 100644 --- a/sql/sql_select.cc +++ b/sql/sql_select.cc @@ -1644,6 +1644,11 @@ JOIN::reinit() if (join_tab_save) memcpy(join_tab, join_tab_save, sizeof(JOIN_TAB) * tables); + /* need to reset ref access state (see join_read_key) */ + if (join_tab) + for (uint i= 0; i < tables; i++) + join_tab[i].ref.key_err= TRUE; + if (tmp_join) restore_tmp(); @@ -5971,6 +5976,7 @@ inline void add_cond_and_fix(Item **e1, Item *e2) { *e1= res; res->quick_fix_field(); + res->update_used_tables(); } } else @@ -7637,7 +7643,7 @@ static bool check_simple_equality(Item *left_item, Item *right_item, already contains a constant and its value is not equal to the value of const_item. */ - item_equal->add(const_item); + item_equal->add(const_item, field_item); } else { @@ -13655,7 +13661,7 @@ check_reverse_order: select->quick=tmp; } } - else if (tab->type != JT_NEXT && + else if (tab->type != JT_NEXT && tab->type != JT_REF_OR_NULL && tab->ref.key >= 0 && tab->ref.key_parts <= used_key_parts) { /* |