diff options
Diffstat (limited to 'mysql-test/main/range_vs_index_merge.result')
| -rw-r--r-- | mysql-test/main/range_vs_index_merge.result | 32 |
1 files changed, 32 insertions, 0 deletions
diff --git a/mysql-test/main/range_vs_index_merge.result b/mysql-test/main/range_vs_index_merge.result index b10e499aad8..59c093ff010 100644 --- a/mysql-test/main/range_vs_index_merge.result +++ b/mysql-test/main/range_vs_index_merge.result @@ -1320,6 +1320,37 @@ WHERE ((Name > 'Ca' AND Name < 'Cf') OR (Country > 'E' AND Country < 'H')) AND (Population >= 100000 AND Population < 120000) ORDER BY Population LIMIT 5; id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE City index_merge Country,Name,Population Name,Country 35,3 NULL # Using sort_union(Name,Country); Using where; Using filesort +FLUSH STATUS; +SELECT * FROM City +WHERE ((Name > 'Ca' AND Name < 'Cf') OR (Country > 'E' AND Country < 'H')) +AND (Population >= 100000 AND Population < 120000) +ORDER BY Population LIMIT 5; +ID Name Country Population +519 Worthing GBR 100000 +638 al-Arish EGY 100447 +518 Basildon GBR 100924 +707 Marbella ESP 101144 +3792 Tartu EST 101246 +SHOW STATUS LIKE 'Handler_read_%'; +Variable_name Value +Handler_read_first 0 +Handler_read_key 2 +Handler_read_last 0 +Handler_read_next 385 +Handler_read_prev 0 +Handler_read_retry 0 +Handler_read_rnd 377 +Handler_read_rnd_deleted 0 +Handler_read_rnd_next 0 +set @tmp_mdev585=@@optimizer_use_condition_selectivity; +set optimizer_use_condition_selectivity=1; +EXPLAIN +SELECT * FROM City +WHERE ((Name > 'Ca' AND Name < 'Cf') OR (Country > 'E' AND Country < 'H')) +AND (Population >= 100000 AND Population < 120000) +ORDER BY Population LIMIT 5; +id select_type table type possible_keys key key_len ref rows Extra 1 SIMPLE City range Country,Name,Population Population 4 NULL # Using where FLUSH STATUS; SELECT * FROM City @@ -1343,6 +1374,7 @@ Handler_read_retry 0 Handler_read_rnd 0 Handler_read_rnd_deleted 0 Handler_read_rnd_next 0 +set optimizer_use_condition_selectivity=@tmp_mdev585; set optimizer_switch='index_merge=off'; EXPLAIN SELECT * FROM City |