diff options
Diffstat (limited to 'sql/sql_select.cc')
| -rw-r--r-- | sql/sql_select.cc | 7 |
1 files changed, 4 insertions, 3 deletions
diff --git a/sql/sql_select.cc b/sql/sql_select.cc index ea59cbbe9f2..607bbdc6cd6 100644 --- a/sql/sql_select.cc +++ b/sql/sql_select.cc @@ -12246,10 +12246,11 @@ test_if_skip_sort_order(JOIN_TAB *tab,ORDER *order,ha_rows select_limit, LINT_INIT(ref_key_parts); /* - Check which keys can be used to resolve ORDER BY. - We must not try to use disabled keys. + Keys disabled by ALTER TABLE ... DISABLE KEYS should have already + been taken into account. */ - usable_keys= table->s->keys_in_use; + usable_keys= table->keys_in_use_for_query; + DBUG_ASSERT(usable_keys.is_subset(table->s->keys_in_use)); for (ORDER *tmp_order=order; tmp_order ; tmp_order=tmp_order->next) { |