diff options
Diffstat (limited to 'sql/opt_range.cc')
| -rw-r--r-- | sql/opt_range.cc | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/sql/opt_range.cc b/sql/opt_range.cc index 5049700a67f..8dad80d3eba 100644 --- a/sql/opt_range.cc +++ b/sql/opt_range.cc @@ -692,7 +692,7 @@ int SQL_SELECT::test_quick_select(key_map keys_to_use, table_map prev_tables, uint keynr= param.real_keynr[idx]; if ((*key)->type == SEL_ARG::MAYBE_KEY || (*key)->maybe_flag) - needed_reg|= (key_map) 1 << keynr; + needed_reg|= (key_map) 1 << keynr; found_records=check_quick_select(¶m, idx, *key); if (found_records != HA_POS_ERROR && found_records > 2 && @@ -716,7 +716,7 @@ int SQL_SELECT::test_quick_select(key_map keys_to_use, table_map prev_tables, param.range_count, found_records)+ (double) found_records / TIME_FOR_COMPARE); - if (read_time > found_read_time) + if (read_time > found_read_time && found_records != HA_POS_ERROR) { read_time=found_read_time; records=found_records; |