diff options
Diffstat (limited to 'mysql-test/main/myisam_explain_non_select_all.result')
-rw-r--r-- | mysql-test/main/myisam_explain_non_select_all.result | 239 |
1 files changed, 204 insertions, 35 deletions
diff --git a/mysql-test/main/myisam_explain_non_select_all.result b/mysql-test/main/myisam_explain_non_select_all.result index 8e4db5ed482..d238b0d9901 100644 --- a/mysql-test/main/myisam_explain_non_select_all.result +++ b/mysql-test/main/myisam_explain_non_select_all.result @@ -28,10 +28,12 @@ Warnings: Note 1003 select `test`.`t1`.`a` AS `a` from `test`.`t1` where `test`.`t1`.`a` < 10 # Status of EXPLAIN EXTENDED "equivalent" SELECT query execution Variable_name Value +Handler_read_key 2 Warnings: Warning 1287 '<select expression> INTO <destination>;' is deprecated and will be removed in a future release. Please use 'SELECT <select list> INTO <destination> FROM...' instead # Status of "equivalent" SELECT query execution: Variable_name Value +Handler_read_key 2 Handler_read_rnd_next 4 # Status of testing query execution: Variable_name Value @@ -58,6 +60,7 @@ id select_type table type possible_keys key key_len ref rows filtered Extra 1 SIMPLE t1 ALL NULL NULL NULL NULL 3 100.00 Using where # Status of EXPLAIN EXTENDED query Variable_name Value +Handler_read_key 2 FLUSH STATUS; FLUSH TABLES; EXPLAIN EXTENDED SELECT * FROM t1 WHERE a < 10; @@ -67,14 +70,17 @@ Warnings: Note 1003 select `test`.`t1`.`a` AS `a` from `test`.`t1` where `test`.`t1`.`a` < 10 # Status of EXPLAIN EXTENDED "equivalent" SELECT query execution Variable_name Value +Handler_read_key 2 Warnings: Warning 1287 '<select expression> INTO <destination>;' is deprecated and will be removed in a future release. Please use 'SELECT <select list> INTO <destination> FROM...' instead # Status of "equivalent" SELECT query execution: Variable_name Value +Handler_read_key 2 Handler_read_rnd_next 4 # Status of testing query execution: Variable_name Value Handler_delete 3 +Handler_read_key 2 Handler_read_rnd_next 4 DROP TABLE t1; @@ -97,6 +103,7 @@ id select_type table type possible_keys key key_len ref rows filtered Extra 1 SIMPLE t1 ALL NULL NULL NULL NULL 3 100.00 Using where # Status of EXPLAIN EXTENDED query Variable_name Value +Handler_read_key 2 FLUSH STATUS; FLUSH TABLES; EXPLAIN EXTENDED SELECT * FROM t1 WHERE a = 1; @@ -106,14 +113,17 @@ Warnings: Note 1003 select `test`.`t1`.`a` AS `a` from `test`.`t1` where `test`.`t1`.`a` = 1 # Status of EXPLAIN EXTENDED "equivalent" SELECT query execution Variable_name Value +Handler_read_key 2 Warnings: Warning 1287 '<select expression> INTO <destination>;' is deprecated and will be removed in a future release. Please use 'SELECT <select list> INTO <destination> FROM...' instead # Status of "equivalent" SELECT query execution: Variable_name Value +Handler_read_key 2 Handler_read_rnd_next 4 # Status of testing query execution: Variable_name Value Handler_delete 1 +Handler_read_key 2 Handler_read_rnd_next 4 DROP TABLE t1; @@ -150,10 +160,12 @@ Warnings: Note 1003 select `test`.`t1`.`a` AS `a`,`test`.`t2`.`b` AS `b` from `test`.`t1` join `test`.`t2` where `test`.`t1`.`a` = 1 # Status of EXPLAIN EXTENDED "equivalent" SELECT query execution Variable_name Value +Handler_read_key 4 Warnings: Warning 1287 '<select expression> INTO <destination>;' is deprecated and will be removed in a future release. Please use 'SELECT <select list> INTO <destination> FROM...' instead # Status of "equivalent" SELECT query execution: Variable_name Value +Handler_read_key 4 Handler_read_rnd_next 8 # Status of testing query execution: Variable_name Value @@ -196,10 +208,12 @@ Warnings: Note 1003 select `test`.`t11`.`a` AS `a`,`test`.`t2`.`b` AS `b` from `test`.`t1` `t11` join `test`.`t2` where `test`.`t11`.`a` = 1 # Status of EXPLAIN EXTENDED "equivalent" SELECT query execution Variable_name Value +Handler_read_key 4 Warnings: Warning 1287 '<select expression> INTO <destination>;' is deprecated and will be removed in a future release. Please use 'SELECT <select list> INTO <destination> FROM...' instead # Status of "equivalent" SELECT query execution: Variable_name Value +Handler_read_key 4 Handler_read_rnd_next 8 # Status of testing query execution: Variable_name Value @@ -242,11 +256,12 @@ Warnings: Note 1003 select `test`.`t1`.`a` AS `a` from `test`.`t1` semi join (`test`.`t2`) where `test`.`t2`.`b` < 3 # Status of EXPLAIN EXTENDED "equivalent" SELECT query execution Variable_name Value +Handler_read_key 4 Warnings: Warning 1287 '<select expression> INTO <destination>;' is deprecated and will be removed in a future release. Please use 'SELECT <select list> INTO <destination> FROM...' instead # Status of "equivalent" SELECT query execution: Variable_name Value -Handler_read_key 1 +Handler_read_key 5 Handler_read_rnd_next 8 # Status of testing query execution: Variable_name Value @@ -290,10 +305,12 @@ Note 1276 Field or reference 'test.t1.a' of SELECT #2 was resolved in SELECT #1 Note 1003 select `test`.`t1`.`a` AS `a` from `test`.`t1` semi join (`test`.`t2`) where `test`.`t2`.`b` = `test`.`t1`.`a` and `test`.`t1`.`a` < 3 # Status of EXPLAIN EXTENDED "equivalent" SELECT query execution Variable_name Value +Handler_read_key 4 Warnings: Warning 1287 '<select expression> INTO <destination>;' is deprecated and will be removed in a future release. Please use 'SELECT <select list> INTO <destination> FROM...' instead # Status of "equivalent" SELECT query execution: Variable_name Value +Handler_read_key 4 Handler_read_rnd_next 8 # Status of testing query execution: Variable_name Value @@ -340,11 +357,12 @@ Warnings: Note 1003 select `test`.`t1`.`a` AS `a`,`test`.`t2`.`b` AS `b` from `test`.`t1` semi join (`test`.`t2`) join `test`.`t2` where `test`.`t2`.`b` < 3 # Status of EXPLAIN EXTENDED "equivalent" SELECT query execution Variable_name Value +Handler_read_key 4 Warnings: Warning 1287 '<select expression> INTO <destination>;' is deprecated and will be removed in a future release. Please use 'SELECT <select list> INTO <destination> FROM...' instead # Status of "equivalent" SELECT query execution: Variable_name Value -Handler_read_key 3 +Handler_read_key 7 Handler_read_rnd_next 12 # Status of testing query execution: Variable_name Value @@ -388,10 +406,12 @@ Warnings: Note 1003 select `test`.`t11`.`a` AS `a`,`test`.`t2`.`b` AS `b` from `test`.`t1` `t11` join `test`.`t2` # Status of EXPLAIN EXTENDED "equivalent" SELECT query execution Variable_name Value +Handler_read_key 4 Warnings: Warning 1287 '<select expression> INTO <destination>;' is deprecated and will be removed in a future release. Please use 'SELECT <select list> INTO <destination> FROM...' instead # Status of "equivalent" SELECT query execution: Variable_name Value +Handler_read_key 4 Handler_read_rnd_next 8 # Status of testing query execution: Variable_name Value @@ -438,11 +458,13 @@ Warnings: Note 1003 /* select#1 */ select `test`.`t11`.`a` AS `a`,1 AS `1` from `test`.`t1` `t11` # Status of EXPLAIN EXTENDED "equivalent" SELECT query execution Variable_name Value +Handler_read_key 2 Handler_read_rnd_next 1 Warnings: Warning 1287 '<select expression> INTO <destination>;' is deprecated and will be removed in a future release. Please use 'SELECT <select list> INTO <destination> FROM...' instead # Status of "equivalent" SELECT query execution: Variable_name Value +Handler_read_key 2 Handler_read_rnd_next 5 # Status of testing query execution: Variable_name Value @@ -486,10 +508,12 @@ Warnings: Note 1003 select `test`.`t11`.`a` AS `a`,`test`.`t2`.`b` AS `b` from `test`.`t1` `t11` join `test`.`t2` where `test`.`t11`.`a` > 1 # Status of EXPLAIN EXTENDED "equivalent" SELECT query execution Variable_name Value +Handler_read_key 4 Warnings: Warning 1287 '<select expression> INTO <destination>;' is deprecated and will be removed in a future release. Please use 'SELECT <select list> INTO <destination> FROM...' instead # Status of "equivalent" SELECT query execution: Variable_name Value +Handler_read_key 4 Handler_read_rnd_next 8 # Status of testing query execution: Variable_name Value @@ -516,6 +540,7 @@ id select_type table type possible_keys key key_len ref rows filtered Extra 1 SIMPLE t1 ALL NULL NULL NULL NULL 3 100.00 Using where # Status of EXPLAIN EXTENDED query Variable_name Value +Handler_read_key 2 FLUSH STATUS; FLUSH TABLES; EXPLAIN EXTENDED SELECT * FROM t1 WHERE a > 1 LIMIT 1; @@ -525,14 +550,17 @@ Warnings: Note 1003 select `test`.`t1`.`a` AS `a` from `test`.`t1` where `test`.`t1`.`a` > 1 limit 1 # Status of EXPLAIN EXTENDED "equivalent" SELECT query execution Variable_name Value +Handler_read_key 2 Warnings: Warning 1287 '<select expression> INTO <destination>;' is deprecated and will be removed in a future release. Please use 'SELECT <select list> INTO <destination> FROM...' instead # Status of "equivalent" SELECT query execution: Variable_name Value +Handler_read_key 2 Handler_read_rnd_next 2 # Status of testing query execution: Variable_name Value Handler_delete 1 +Handler_read_key 2 Handler_read_rnd_next 2 DROP TABLE t1; @@ -555,6 +583,7 @@ id select_type table type possible_keys key key_len ref rows filtered Extra 1 SIMPLE NULL NULL NULL NULL NULL NULL NULL NULL Impossible WHERE # Status of EXPLAIN EXTENDED query Variable_name Value +Handler_read_key 2 FLUSH STATUS; FLUSH TABLES; EXPLAIN EXTENDED SELECT * FROM t1 WHERE 0; @@ -564,12 +593,15 @@ Warnings: Note 1003 select `test`.`t1`.`a` AS `a` from `test`.`t1` where 0 # Status of EXPLAIN EXTENDED "equivalent" SELECT query execution Variable_name Value +Handler_read_key 2 Warnings: Warning 1287 '<select expression> INTO <destination>;' is deprecated and will be removed in a future release. Please use 'SELECT <select list> INTO <destination> FROM...' instead # Status of "equivalent" SELECT query execution: Variable_name Value +Handler_read_key 2 # Status of testing query execution: Variable_name Value +Handler_read_key 2 DROP TABLE t1; #13 @@ -591,6 +623,7 @@ id select_type table type possible_keys key key_len ref rows filtered Extra 1 SIMPLE NULL NULL NULL NULL NULL NULL NULL NULL Impossible WHERE # Status of EXPLAIN EXTENDED query Variable_name Value +Handler_read_key 2 FLUSH STATUS; FLUSH TABLES; EXPLAIN EXTENDED SELECT * FROM t1 WHERE 0; @@ -600,12 +633,15 @@ Warnings: Note 1003 select `test`.`t1`.`a` AS `a` from `test`.`t1` where 0 # Status of EXPLAIN EXTENDED "equivalent" SELECT query execution Variable_name Value +Handler_read_key 2 Warnings: Warning 1287 '<select expression> INTO <destination>;' is deprecated and will be removed in a future release. Please use 'SELECT <select list> INTO <destination> FROM...' instead # Status of "equivalent" SELECT query execution: Variable_name Value +Handler_read_key 2 # Status of testing query execution: Variable_name Value +Handler_read_key 2 DROP TABLE t1; #14 @@ -627,6 +663,7 @@ id select_type table type possible_keys key key_len ref rows filtered Extra 1 SIMPLE t1 range a a 5 NULL 1 100.00 Using where # Status of EXPLAIN EXTENDED query Variable_name Value +Handler_read_key 5 FLUSH STATUS; FLUSH TABLES; EXPLAIN EXTENDED SELECT * FROM t1 WHERE a = 3; @@ -636,16 +673,16 @@ Warnings: Note 1003 select 3 AS `a`,3 AS `b` from `test`.`t1` where 1 # Status of EXPLAIN EXTENDED "equivalent" SELECT query execution Variable_name Value -Handler_read_key 1 +Handler_read_key 6 Warnings: Warning 1287 '<select expression> INTO <destination>;' is deprecated and will be removed in a future release. Please use 'SELECT <select list> INTO <destination> FROM...' instead # Status of "equivalent" SELECT query execution: Variable_name Value -Handler_read_key 1 +Handler_read_key 6 # Status of testing query execution: Variable_name Value Handler_delete 1 -Handler_read_key 1 +Handler_read_key 6 DROP TABLE t1; #15 @@ -667,6 +704,7 @@ id select_type table type possible_keys key key_len ref rows filtered Extra 1 SIMPLE t1 range a a 5 NULL 1 100.00 Using where # Status of EXPLAIN EXTENDED query Variable_name Value +Handler_read_key 5 FLUSH STATUS; FLUSH TABLES; EXPLAIN EXTENDED SELECT * FROM t1 WHERE a < 3; @@ -676,14 +714,15 @@ Warnings: Note 1003 select `test`.`t1`.`a` AS `a`,`test`.`t1`.`b` AS `b` from `test`.`t1` where `test`.`t1`.`a` < 3 # Status of EXPLAIN EXTENDED "equivalent" SELECT query execution Variable_name Value +Handler_read_key 5 Warnings: Warning 1287 '<select expression> INTO <destination>;' is deprecated and will be removed in a future release. Please use 'SELECT <select list> INTO <destination> FROM...' instead # Status of "equivalent" SELECT query execution: Variable_name Value -Handler_read_key 1 +Handler_read_key 6 # Status of testing query execution: Variable_name Value -Handler_read_key 1 +Handler_read_key 6 DROP TABLE t1; #16 @@ -704,6 +743,7 @@ id select_type table type possible_keys key key_len ref rows filtered Extra 1 SIMPLE t1 range PRIMARY PRIMARY 4 NULL 1 100.00 Using where # Status of EXPLAIN EXTENDED query Variable_name Value +Handler_read_key 3 FLUSH STATUS; FLUSH TABLES; EXPLAIN EXTENDED SELECT * FROM t1 WHERE t1.a > 0 ORDER BY t1.a; @@ -713,15 +753,17 @@ Warnings: Note 1003 select NULL AS `a` from `test`.`t1` where 0 order by NULL # Status of EXPLAIN EXTENDED "equivalent" SELECT query execution Variable_name Value +Handler_read_key 3 Handler_read_rnd_next 1 Warnings: Warning 1287 '<select expression> INTO <destination>;' is deprecated and will be removed in a future release. Please use 'SELECT <select list> INTO <destination> FROM...' instead # Status of "equivalent" SELECT query execution: Variable_name Value +Handler_read_key 3 Handler_read_rnd_next 1 # Status of testing query execution: Variable_name Value -Handler_read_key 1 +Handler_read_key 4 INSERT INTO t1 VALUES (1), (2), (3); # @@ -740,6 +782,7 @@ id select_type table type possible_keys key key_len ref rows filtered Extra 1 SIMPLE t1 range PRIMARY PRIMARY 4 NULL 3 100.00 Using where # Status of EXPLAIN EXTENDED query Variable_name Value +Handler_read_key 3 FLUSH STATUS; FLUSH TABLES; EXPLAIN EXTENDED SELECT * FROM t1 WHERE t1.a > 0 ORDER BY t1.a; @@ -749,16 +792,17 @@ Warnings: Note 1003 select `test`.`t1`.`a` AS `a` from `test`.`t1` where `test`.`t1`.`a` > 0 order by `test`.`t1`.`a` # Status of EXPLAIN EXTENDED "equivalent" SELECT query execution Variable_name Value +Handler_read_key 3 Warnings: Warning 1287 '<select expression> INTO <destination>;' is deprecated and will be removed in a future release. Please use 'SELECT <select list> INTO <destination> FROM...' instead # Status of "equivalent" SELECT query execution: Variable_name Value -Handler_read_key 1 +Handler_read_key 4 Handler_read_next 3 # Status of testing query execution: Variable_name Value Handler_delete 3 -Handler_read_key 1 +Handler_read_key 4 Handler_read_next 3 DROP TABLE t1; @@ -781,6 +825,7 @@ id select_type table type possible_keys key key_len ref rows filtered Extra 1 SIMPLE t1 index NULL PRIMARY 4 NULL 1 100.00 Using where # Status of EXPLAIN EXTENDED query Variable_name Value +Handler_read_key 3 FLUSH STATUS; FLUSH TABLES; EXPLAIN EXTENDED SELECT * FROM t1 WHERE (@a:= a) ORDER BY a LIMIT 1; @@ -790,15 +835,18 @@ Warnings: Note 1003 select `test`.`t1`.`a` AS `a` from `test`.`t1` where @a:=`test`.`t1`.`a` order by `test`.`t1`.`a` limit 1 # Status of EXPLAIN EXTENDED "equivalent" SELECT query execution Variable_name Value +Handler_read_key 3 Warnings: Warning 1287 '<select expression> INTO <destination>;' is deprecated and will be removed in a future release. Please use 'SELECT <select list> INTO <destination> FROM...' instead # Status of "equivalent" SELECT query execution: Variable_name Value Handler_read_first 1 +Handler_read_key 3 # Status of testing query execution: Variable_name Value Handler_delete 1 Handler_read_first 1 +Handler_read_key 3 DROP TABLE t1; #18 @@ -821,6 +869,7 @@ id select_type table type possible_keys key key_len ref rows filtered Extra 1 SIMPLE t1 ALL NULL NULL NULL NULL 10 100.00 Using filesort # Status of EXPLAIN EXTENDED query Variable_name Value +Handler_read_key 7 FLUSH STATUS; FLUSH TABLES; EXPLAIN EXTENDED SELECT * FROM t1 ORDER BY a ASC, b ASC LIMIT 1; @@ -830,10 +879,12 @@ Warnings: Note 1003 select `test`.`t1`.`a` AS `a`,`test`.`t1`.`b` AS `b`,`test`.`t1`.`c` AS `c` from `test`.`t1` order by `test`.`t1`.`a`,`test`.`t1`.`b` limit 1 # Status of EXPLAIN EXTENDED "equivalent" SELECT query execution Variable_name Value +Handler_read_key 7 Warnings: Warning 1287 '<select expression> INTO <destination>;' is deprecated and will be removed in a future release. Please use 'SELECT <select list> INTO <destination> FROM...' instead # Status of "equivalent" SELECT query execution: Variable_name Value +Handler_read_key 7 Handler_read_rnd_next 11 Sort_priority_queue_sorts 1 Sort_rows 1 @@ -841,6 +892,7 @@ Sort_scan 1 # Status of testing query execution: Variable_name Value Handler_delete 1 +Handler_read_key 7 Handler_read_rnd 1 Handler_read_rnd_next 11 Sort_rows 10 @@ -874,6 +926,7 @@ id select_type table type possible_keys key key_len ref rows filtered Extra 1 SIMPLE t3 eq_ref PRIMARY PRIMARY 8 test.t2.b2,test.t1.b1 1 100.00 # Status of EXPLAIN EXTENDED query Variable_name Value +Handler_read_key 13 FLUSH STATUS; FLUSH TABLES; EXPLAIN EXTENDED SELECT * FROM t1,t2,t3 WHERE a1=a2 AND b2=a3 AND b1=b3; @@ -885,17 +938,18 @@ Warnings: Note 1003 select `test`.`t1`.`a1` AS `a1`,`test`.`t1`.`b1` AS `b1`,`test`.`t2`.`a2` AS `a2`,`test`.`t2`.`b2` AS `b2`,`test`.`t3`.`a3` AS `a3`,`test`.`t3`.`b3` AS `b3` from `test`.`t1` join `test`.`t2` join `test`.`t3` where `test`.`t2`.`a2` = `test`.`t1`.`a1` and `test`.`t3`.`a3` = `test`.`t2`.`b2` and `test`.`t3`.`b3` = `test`.`t1`.`b1` # Status of EXPLAIN EXTENDED "equivalent" SELECT query execution Variable_name Value +Handler_read_key 13 Warnings: Warning 1287 '<select expression> INTO <destination>;' is deprecated and will be removed in a future release. Please use 'SELECT <select list> INTO <destination> FROM...' instead # Status of "equivalent" SELECT query execution: Variable_name Value -Handler_read_key 6 +Handler_read_key 19 Handler_read_next 3 Handler_read_rnd_next 4 # Status of testing query execution: Variable_name Value Handler_delete 8 -Handler_read_key 6 +Handler_read_key 19 Handler_read_next 3 Handler_read_rnd 5 Handler_read_rnd_next 4 @@ -935,11 +989,12 @@ Warnings: Note 1003 select `test`.`t1`.`a` AS `a` from `test`.`t1` semi join (`test`.`t2`) where 1 # Status of EXPLAIN EXTENDED "equivalent" SELECT query execution Variable_name Value +Handler_read_key 4 Warnings: Warning 1287 '<select expression> INTO <destination>;' is deprecated and will be removed in a future release. Please use 'SELECT <select list> INTO <destination> FROM...' instead # Status of "equivalent" SELECT query execution: Variable_name Value -Handler_read_key 3 +Handler_read_key 7 Handler_read_rnd_next 8 # Status of testing query execution: Variable_name Value @@ -971,6 +1026,7 @@ id select_type table type possible_keys key key_len ref rows filtered Extra 2 DEPENDENT SUBQUERY t2 ALL NULL NULL NULL NULL 5 100.00 Using where # Status of EXPLAIN EXTENDED query Variable_name Value +Handler_read_key 4 FLUSH STATUS; FLUSH TABLES; EXPLAIN EXTENDED SELECT * FROM t1 WHERE a1 IN (SELECT a2 FROM t2 WHERE a2 > 2); @@ -981,15 +1037,17 @@ Warnings: Note 1003 /* select#1 */ select `test`.`t1`.`a1` AS `a1` from `test`.`t1` where <expr_cache><`test`.`t1`.`a1`>(<in_optimizer>(`test`.`t1`.`a1`,<exists>(/* select#2 */ select `test`.`t2`.`a2` from `test`.`t2` where `test`.`t2`.`a2` > 2 and <cache>(`test`.`t1`.`a1`) = `test`.`t2`.`a2`))) # Status of EXPLAIN EXTENDED "equivalent" SELECT query execution Variable_name Value +Handler_read_key 4 Warnings: Warning 1287 '<select expression> INTO <destination>;' is deprecated and will be removed in a future release. Please use 'SELECT <select list> INTO <destination> FROM...' instead # Status of "equivalent" SELECT query execution: Variable_name Value -Handler_read_key 5 +Handler_read_key 9 Handler_read_rnd_next 30 # Status of testing query execution: Variable_name Value Handler_delete 3 +Handler_read_key 4 Handler_read_rnd_next 30 SET @@optimizer_switch= @save_optimizer_switch; @@ -1013,6 +1071,7 @@ id select_type table type possible_keys key key_len ref rows filtered Extra 2 DEPENDENT SUBQUERY t2 ALL NULL NULL NULL NULL 5 100.00 Using where # Status of EXPLAIN EXTENDED query Variable_name Value +Handler_read_key 4 FLUSH STATUS; FLUSH TABLES; EXPLAIN EXTENDED SELECT * FROM t1 WHERE a1 IN (SELECT a2 FROM t2 WHERE a2 > 2); @@ -1023,14 +1082,17 @@ Warnings: Note 1003 select `test`.`t1`.`a1` AS `a1` from `test`.`t1` semi join (`test`.`t2`) where `test`.`t2`.`a2` > 2 and `test`.`t1`.`a1` = `test`.`t2`.`a2` # Status of EXPLAIN EXTENDED "equivalent" SELECT query execution Variable_name Value +Handler_read_key 4 Warnings: Warning 1287 '<select expression> INTO <destination>;' is deprecated and will be removed in a future release. Please use 'SELECT <select list> INTO <destination> FROM...' instead # Status of "equivalent" SELECT query execution: Variable_name Value +Handler_read_key 4 Handler_read_rnd_next 12 # Status of testing query execution: Variable_name Value Handler_delete 3 +Handler_read_key 4 Handler_read_rnd_next 30 DROP TABLE t1, t2; @@ -1062,10 +1124,12 @@ Warnings: Note 1003 select `test`.`t1`.`i` AS `i`,`test`.`t1`.`j` AS `j` from `test`.`t1` # Status of EXPLAIN EXTENDED "equivalent" SELECT query execution Variable_name Value +Handler_read_key 3 Warnings: Warning 1287 '<select expression> INTO <destination>;' is deprecated and will be removed in a future release. Please use 'SELECT <select list> INTO <destination> FROM...' instead # Status of "equivalent" SELECT query execution: Variable_name Value +Handler_read_key 3 Handler_read_rnd_next 6 # Status of testing query execution: Variable_name Value @@ -1092,6 +1156,7 @@ id select_type table type possible_keys key key_len ref rows filtered Extra 1 SIMPLE NULL NULL NULL NULL NULL NULL 5 NULL Deleting all rows # Status of EXPLAIN EXTENDED query Variable_name Value +Handler_read_key 3 FLUSH STATUS; FLUSH TABLES; EXPLAIN EXTENDED SELECT * FROM t1; @@ -1101,13 +1166,16 @@ Warnings: Note 1003 select `test`.`t1`.`i` AS `i`,`test`.`t1`.`j` AS `j` from `test`.`t1` # Status of EXPLAIN EXTENDED "equivalent" SELECT query execution Variable_name Value +Handler_read_key 3 Warnings: Warning 1287 '<select expression> INTO <destination>;' is deprecated and will be removed in a future release. Please use 'SELECT <select list> INTO <destination> FROM...' instead # Status of "equivalent" SELECT query execution: Variable_name Value +Handler_read_key 3 Handler_read_rnd_next 6 # Status of testing query execution: Variable_name Value +Handler_read_key 3 DROP TABLE t1; #24 @@ -1134,6 +1202,7 @@ id select_type table type possible_keys key key_len ref rows filtered Extra 1 SIMPLE t2 index NULL a 15 NULL 5 100.00 Using where # Status of EXPLAIN EXTENDED query Variable_name Value +Handler_read_key 8 FLUSH STATUS; FLUSH TABLES; EXPLAIN EXTENDED SELECT * FROM t2 WHERE b = 10 ORDER BY a, c LIMIT 5; @@ -1143,16 +1212,19 @@ Warnings: Note 1003 select `test`.`t2`.`a` AS `a`,`test`.`t2`.`b` AS `b`,`test`.`t2`.`c` AS `c`,`test`.`t2`.`d` AS `d` from `test`.`t2` where `test`.`t2`.`b` = 10 order by `test`.`t2`.`a`,`test`.`t2`.`c` limit 5 # Status of EXPLAIN EXTENDED "equivalent" SELECT query execution Variable_name Value +Handler_read_key 8 Warnings: Warning 1287 '<select expression> INTO <destination>;' is deprecated and will be removed in a future release. Please use 'SELECT <select list> INTO <destination> FROM...' instead # Status of "equivalent" SELECT query execution: Variable_name Value Handler_read_first 1 +Handler_read_key 8 Handler_read_next 4 # Status of testing query execution: Variable_name Value Handler_delete 5 Handler_read_first 1 +Handler_read_key 8 Handler_read_next 4 DROP TABLE t1, t2; @@ -1176,6 +1248,7 @@ id select_type table type possible_keys key key_len ref rows filtered Extra 1 SIMPLE t1 ALL NULL NULL NULL NULL 3 100.00 # Status of EXPLAIN EXTENDED query Variable_name Value +Handler_read_key 4 FLUSH STATUS; FLUSH TABLES; EXPLAIN EXTENDED SELECT * FROM t1; @@ -1185,13 +1258,16 @@ Warnings: Note 1003 select `test`.`t1`.`i` AS `i` from `test`.`t1` # Status of EXPLAIN EXTENDED "equivalent" SELECT query execution Variable_name Value +Handler_read_key 2 Warnings: Warning 1287 '<select expression> INTO <destination>;' is deprecated and will be removed in a future release. Please use 'SELECT <select list> INTO <destination> FROM...' instead # Status of "equivalent" SELECT query execution: Variable_name Value +Handler_read_key 2 Handler_read_rnd_next 4 # Status of testing query execution: Variable_name Value +Handler_read_key 4 Handler_read_rnd_next 4 Handler_write 3 @@ -1216,6 +1292,7 @@ id select_type table type possible_keys key key_len ref rows filtered Extra 1 SIMPLE t1 ALL NULL NULL NULL NULL 3 100.00 # Status of EXPLAIN EXTENDED query Variable_name Value +Handler_read_key 4 FLUSH STATUS; FLUSH TABLES; EXPLAIN EXTENDED SELECT * FROM t1; @@ -1225,13 +1302,16 @@ Warnings: Note 1003 select `test`.`t1`.`i` AS `i` from `test`.`t1` # Status of EXPLAIN EXTENDED "equivalent" SELECT query execution Variable_name Value +Handler_read_key 2 Warnings: Warning 1287 '<select expression> INTO <destination>;' is deprecated and will be removed in a future release. Please use 'SELECT <select list> INTO <destination> FROM...' instead # Status of "equivalent" SELECT query execution: Variable_name Value +Handler_read_key 2 Handler_read_rnd_next 4 # Status of testing query execution: Variable_name Value +Handler_read_key 4 Handler_read_rnd_next 4 Handler_write 3 @@ -1252,8 +1332,10 @@ id select_type table type possible_keys key key_len ref rows filtered Extra 1 INSERT t1 ALL NULL NULL NULL NULL NULL 100.00 NULL # Status of EXPLAIN EXTENDED query Variable_name Value +Handler_read_key 2 # Status of testing query execution: Variable_name Value +Handler_read_key 2 Handler_write 1 DROP TABLE t1; @@ -1273,8 +1355,10 @@ id select_type table type possible_keys key key_len ref rows filtered Extra 1 INSERT t1 ALL NULL NULL NULL NULL NULL 100.00 NULL # Status of EXPLAIN EXTENDED query Variable_name Value +Handler_read_key 2 # Status of testing query execution: Variable_name Value +Handler_read_key 2 Handler_write 1 DROP TABLE t1; @@ -1299,6 +1383,7 @@ id select_type table type possible_keys key key_len ref rows filtered Extra 1 SIMPLE t1 range PRIMARY PRIMARY 4 NULL 5 100.00 Using where # Status of EXPLAIN EXTENDED query Variable_name Value +Handler_read_key 4 FLUSH STATUS; FLUSH TABLES; EXPLAIN EXTENDED SELECT * FROM t1 WHERE i > 10 AND i <= 18 ORDER BY i LIMIT 5; @@ -1308,16 +1393,17 @@ Warnings: Note 1003 select `test`.`t1`.`a` AS `a`,`test`.`t1`.`i` AS `i` from `test`.`t1` where `test`.`t1`.`i` > 10 and `test`.`t1`.`i` <= 18 order by `test`.`t1`.`i` limit 5 # Status of EXPLAIN EXTENDED "equivalent" SELECT query execution Variable_name Value +Handler_read_key 4 Warnings: Warning 1287 '<select expression> INTO <destination>;' is deprecated and will be removed in a future release. Please use 'SELECT <select list> INTO <destination> FROM...' instead # Status of "equivalent" SELECT query execution: Variable_name Value -Handler_read_key 1 +Handler_read_key 5 Handler_read_next 4 # Status of testing query execution: Variable_name Value Handler_delete 5 -Handler_read_key 1 +Handler_read_key 5 Handler_read_next 4 DROP TABLE t1; @@ -1342,6 +1428,7 @@ id select_type table type possible_keys key key_len ref rows filtered Extra 1 SIMPLE t1 ALL NULL NULL NULL NULL 26 100.00 Using where; Using filesort # Status of EXPLAIN EXTENDED query Variable_name Value +Handler_read_key 4 FLUSH STATUS; FLUSH TABLES; EXPLAIN EXTENDED SELECT * FROM t1 WHERE i > 10 AND i <= 18 ORDER BY i LIMIT 5; @@ -1351,10 +1438,12 @@ Warnings: Note 1003 select `test`.`t1`.`a` AS `a`,`test`.`t1`.`i` AS `i` from `test`.`t1` where `test`.`t1`.`i` > 10 and `test`.`t1`.`i` <= 18 order by `test`.`t1`.`i` limit 5 # Status of EXPLAIN EXTENDED "equivalent" SELECT query execution Variable_name Value +Handler_read_key 4 Warnings: Warning 1287 '<select expression> INTO <destination>;' is deprecated and will be removed in a future release. Please use 'SELECT <select list> INTO <destination> FROM...' instead # Status of "equivalent" SELECT query execution: Variable_name Value +Handler_read_key 4 Handler_read_rnd_next 27 Sort_priority_queue_sorts 1 Sort_rows 5 @@ -1362,6 +1451,7 @@ Sort_scan 1 # Status of testing query execution: Variable_name Value Handler_delete 5 +Handler_read_key 4 Handler_read_rnd 5 Handler_read_rnd_next 27 Sort_rows 8 @@ -1391,6 +1481,7 @@ id select_type table type possible_keys key key_len ref rows filtered Extra 1 SIMPLE t2 ALL NULL NULL NULL NULL 26 100.00 Using where; Using filesort # Status of EXPLAIN EXTENDED query Variable_name Value +Handler_read_key 8 FLUSH STATUS; FLUSH TABLES; EXPLAIN EXTENDED SELECT * FROM t2 WHERE b = 10 ORDER BY a, c LIMIT 5; @@ -1400,10 +1491,12 @@ Warnings: Note 1003 select `test`.`t2`.`a` AS `a`,`test`.`t2`.`b` AS `b`,`test`.`t2`.`c` AS `c`,`test`.`t2`.`d` AS `d` from `test`.`t2` where `test`.`t2`.`b` = 10 order by `test`.`t2`.`a`,`test`.`t2`.`c` limit 5 # Status of EXPLAIN EXTENDED "equivalent" SELECT query execution Variable_name Value +Handler_read_key 8 Warnings: Warning 1287 '<select expression> INTO <destination>;' is deprecated and will be removed in a future release. Please use 'SELECT <select list> INTO <destination> FROM...' instead # Status of "equivalent" SELECT query execution: Variable_name Value +Handler_read_key 8 Handler_read_rnd_next 27 Sort_priority_queue_sorts 1 Sort_rows 1 @@ -1411,6 +1504,7 @@ Sort_scan 1 # Status of testing query execution: Variable_name Value Handler_delete 1 +Handler_read_key 8 Handler_read_rnd 1 Handler_read_rnd_next 27 Sort_rows 1 @@ -1441,6 +1535,7 @@ id select_type table type possible_keys key key_len ref rows filtered Extra 1 SIMPLE t2 index NULL a 15 NULL 5 100.00 Using where # Status of EXPLAIN EXTENDED query Variable_name Value +Handler_read_key 8 FLUSH STATUS; FLUSH TABLES; EXPLAIN EXTENDED SELECT * FROM t2 WHERE b = 10 ORDER BY a, c LIMIT 5; @@ -1450,16 +1545,19 @@ Warnings: Note 1003 select `test`.`t2`.`a` AS `a`,`test`.`t2`.`b` AS `b`,`test`.`t2`.`c` AS `c`,`test`.`t2`.`d` AS `d` from `test`.`t2` where `test`.`t2`.`b` = 10 order by `test`.`t2`.`a`,`test`.`t2`.`c` limit 5 # Status of EXPLAIN EXTENDED "equivalent" SELECT query execution Variable_name Value +Handler_read_key 8 Warnings: Warning 1287 '<select expression> INTO <destination>;' is deprecated and will be removed in a future release. Please use 'SELECT <select list> INTO <destination> FROM...' instead # Status of "equivalent" SELECT query execution: Variable_name Value Handler_read_first 1 +Handler_read_key 8 Handler_read_next 4 # Status of testing query execution: Variable_name Value Handler_delete 5 Handler_read_first 1 +Handler_read_key 8 Handler_read_next 4 DROP TABLE t1, t2; @@ -1486,6 +1584,7 @@ id select_type table type possible_keys key key_len ref rows filtered Extra 1 SIMPLE t2 ALL NULL NULL NULL NULL 26 100.00 Using where; Using filesort # Status of EXPLAIN EXTENDED query Variable_name Value +Handler_read_key 8 FLUSH STATUS; FLUSH TABLES; EXPLAIN EXTENDED SELECT * FROM t2 WHERE b = 10 ORDER BY a, c LIMIT 5; @@ -1495,10 +1594,12 @@ Warnings: Note 1003 select `test`.`t2`.`a` AS `a`,`test`.`t2`.`b` AS `b`,`test`.`t2`.`c` AS `c`,`test`.`t2`.`d` AS `d` from `test`.`t2` where `test`.`t2`.`b` = 10 order by `test`.`t2`.`a`,`test`.`t2`.`c` limit 5 # Status of EXPLAIN EXTENDED "equivalent" SELECT query execution Variable_name Value +Handler_read_key 8 Warnings: Warning 1287 '<select expression> INTO <destination>;' is deprecated and will be removed in a future release. Please use 'SELECT <select list> INTO <destination> FROM...' instead # Status of "equivalent" SELECT query execution: Variable_name Value +Handler_read_key 8 Handler_read_rnd_next 27 Sort_priority_queue_sorts 1 Sort_rows 1 @@ -1506,6 +1607,7 @@ Sort_scan 1 # Status of testing query execution: Variable_name Value Handler_delete 1 +Handler_read_key 8 Handler_read_rnd 1 Handler_read_rnd_next 27 Sort_rows 1 @@ -1536,6 +1638,7 @@ id select_type table type possible_keys key key_len ref rows filtered Extra 1 SIMPLE t2 ALL NULL NULL NULL NULL 26 100.00 Using where; Using filesort # Status of EXPLAIN EXTENDED query Variable_name Value +Handler_read_key 8 FLUSH STATUS; FLUSH TABLES; EXPLAIN EXTENDED SELECT * FROM t2 WHERE b = 10 ORDER BY a, c LIMIT 5; @@ -1545,10 +1648,12 @@ Warnings: Note 1003 select `test`.`t2`.`a` AS `a`,`test`.`t2`.`b` AS `b`,`test`.`t2`.`c` AS `c`,`test`.`t2`.`d` AS `d` from `test`.`t2` where `test`.`t2`.`b` = 10 order by `test`.`t2`.`a`,`test`.`t2`.`c` limit 5 # Status of EXPLAIN EXTENDED "equivalent" SELECT query execution Variable_name Value +Handler_read_key 8 Warnings: Warning 1287 '<select expression> INTO <destination>;' is deprecated and will be removed in a future release. Please use 'SELECT <select list> INTO <destination> FROM...' instead # Status of "equivalent" SELECT query execution: Variable_name Value +Handler_read_key 8 Handler_read_rnd 1 Handler_read_rnd_next 27 Sort_priority_queue_sorts 1 @@ -1557,6 +1662,7 @@ Sort_scan 1 # Status of testing query execution: Variable_name Value Handler_delete 1 +Handler_read_key 8 Handler_read_rnd 1 Handler_read_rnd_next 27 Sort_rows 1 @@ -1587,6 +1693,7 @@ id select_type table type possible_keys key key_len ref rows filtered Extra 1 SIMPLE t2 index_merge key1,key2 key1,key2 5,5 NULL 7 100.00 Using sort_union(key1,key2); Using where; Using filesort # Status of EXPLAIN EXTENDED query Variable_name Value +Handler_read_key 6 FLUSH STATUS; FLUSH TABLES; EXPLAIN EXTENDED SELECT * FROM t2 WHERE key1 < 13 or key2 < 14 ORDER BY key1; @@ -1596,11 +1703,12 @@ Warnings: Note 1003 select `test`.`t2`.`i` AS `i`,`test`.`t2`.`key1` AS `key1`,`test`.`t2`.`key2` AS `key2` from `test`.`t2` where `test`.`t2`.`key1` < 13 or `test`.`t2`.`key2` < 14 order by `test`.`t2`.`key1` # Status of EXPLAIN EXTENDED "equivalent" SELECT query execution Variable_name Value +Handler_read_key 6 Warnings: Warning 1287 '<select expression> INTO <destination>;' is deprecated and will be removed in a future release. Please use 'SELECT <select list> INTO <destination> FROM...' instead # Status of "equivalent" SELECT query execution: Variable_name Value -Handler_read_key 2 +Handler_read_key 8 Handler_read_next 7 Handler_read_rnd 4 Sort_range 1 @@ -1608,7 +1716,7 @@ Sort_rows 4 # Status of testing query execution: Variable_name Value Handler_delete 4 -Handler_read_key 2 +Handler_read_key 8 Handler_read_next 7 Handler_read_rnd 8 Sort_range 1 @@ -1638,6 +1746,7 @@ id select_type table type possible_keys key key_len ref rows filtered Extra 1 SIMPLE t2 range PRIMARY PRIMARY 4 NULL 5 100.00 Using where # Status of EXPLAIN EXTENDED query Variable_name Value +Handler_read_key 4 FLUSH STATUS; FLUSH TABLES; EXPLAIN EXTENDED SELECT * FROM t2 WHERE i > 10 AND i <= 18 ORDER BY i DESC LIMIT 5; @@ -1647,16 +1756,17 @@ Warnings: Note 1003 select `test`.`t2`.`a` AS `a`,`test`.`t2`.`i` AS `i` from `test`.`t2` where `test`.`t2`.`i` > 10 and `test`.`t2`.`i` <= 18 order by `test`.`t2`.`i` desc limit 5 # Status of EXPLAIN EXTENDED "equivalent" SELECT query execution Variable_name Value +Handler_read_key 4 Warnings: Warning 1287 '<select expression> INTO <destination>;' is deprecated and will be removed in a future release. Please use 'SELECT <select list> INTO <destination> FROM...' instead # Status of "equivalent" SELECT query execution: Variable_name Value -Handler_read_key 1 +Handler_read_key 5 Handler_read_prev 4 # Status of testing query execution: Variable_name Value Handler_delete 5 -Handler_read_key 1 +Handler_read_key 5 Handler_read_prev 4 DROP TABLE t1, t2; @@ -1683,6 +1793,7 @@ id select_type table type possible_keys key key_len ref rows filtered Extra 1 SIMPLE t2 ALL NULL NULL NULL NULL 26 100.00 Using filesort # Status of EXPLAIN EXTENDED query Variable_name Value +Handler_read_key 6 FLUSH STATUS; FLUSH TABLES; EXPLAIN EXTENDED SELECT * FROM t2 ORDER BY a, b DESC LIMIT 5; @@ -1692,10 +1803,12 @@ Warnings: Note 1003 select `test`.`t2`.`a` AS `a`,`test`.`t2`.`b` AS `b`,`test`.`t2`.`c` AS `c` from `test`.`t2` order by `test`.`t2`.`a`,`test`.`t2`.`b` desc limit 5 # Status of EXPLAIN EXTENDED "equivalent" SELECT query execution Variable_name Value +Handler_read_key 6 Warnings: Warning 1287 '<select expression> INTO <destination>;' is deprecated and will be removed in a future release. Please use 'SELECT <select list> INTO <destination> FROM...' instead # Status of "equivalent" SELECT query execution: Variable_name Value +Handler_read_key 6 Handler_read_rnd_next 27 Sort_priority_queue_sorts 1 Sort_rows 5 @@ -1703,6 +1816,7 @@ Sort_scan 1 # Status of testing query execution: Variable_name Value Handler_delete 5 +Handler_read_key 6 Handler_read_rnd 5 Handler_read_rnd_next 27 Sort_rows 26 @@ -1733,6 +1847,7 @@ id select_type table type possible_keys key key_len ref rows filtered Extra 1 SIMPLE t2 index NULL a 6 NULL 5 100.00 # Status of EXPLAIN EXTENDED query Variable_name Value +Handler_read_key 6 FLUSH STATUS; FLUSH TABLES; EXPLAIN EXTENDED SELECT * FROM t2 ORDER BY a DESC, b DESC LIMIT 5; @@ -1742,15 +1857,18 @@ Warnings: Note 1003 select `test`.`t2`.`a` AS `a`,`test`.`t2`.`b` AS `b`,`test`.`t2`.`c` AS `c` from `test`.`t2` order by `test`.`t2`.`a` desc,`test`.`t2`.`b` desc limit 5 # Status of EXPLAIN EXTENDED "equivalent" SELECT query execution Variable_name Value +Handler_read_key 6 Warnings: Warning 1287 '<select expression> INTO <destination>;' is deprecated and will be removed in a future release. Please use 'SELECT <select list> INTO <destination> FROM...' instead # Status of "equivalent" SELECT query execution: Variable_name Value +Handler_read_key 6 Handler_read_last 1 Handler_read_prev 4 # Status of testing query execution: Variable_name Value Handler_delete 5 +Handler_read_key 6 Handler_read_last 1 Handler_read_prev 4 @@ -1787,11 +1905,12 @@ Warnings: Note 1003 select `test`.`t2`.`a` AS `a`,`test`.`t2`.`i` AS `i` from `test`.`t2` where `test`.`t2`.`i` > 10 and `test`.`t2`.`i` <= 18 order by `test`.`t2`.`i` limit 5 # Status of EXPLAIN EXTENDED "equivalent" SELECT query execution Variable_name Value +Handler_read_key 4 Warnings: Warning 1287 '<select expression> INTO <destination>;' is deprecated and will be removed in a future release. Please use 'SELECT <select list> INTO <destination> FROM...' instead # Status of "equivalent" SELECT query execution: Variable_name Value -Handler_read_key 1 +Handler_read_key 5 Handler_read_next 4 # Status of testing query execution: Variable_name Value @@ -1833,10 +1952,12 @@ Warnings: Note 1003 select `test`.`t2`.`a` AS `a`,`test`.`t2`.`i` AS `i` from `test`.`t2` where `test`.`t2`.`i` > 10 and `test`.`t2`.`i` <= 18 order by `test`.`t2`.`i` limit 5 # Status of EXPLAIN EXTENDED "equivalent" SELECT query execution Variable_name Value +Handler_read_key 4 Warnings: Warning 1287 '<select expression> INTO <destination>;' is deprecated and will be removed in a future release. Please use 'SELECT <select list> INTO <destination> FROM...' instead # Status of "equivalent" SELECT query execution: Variable_name Value +Handler_read_key 4 Handler_read_rnd_next 27 Sort_priority_queue_sorts 1 Sort_rows 5 @@ -1883,10 +2004,12 @@ Warnings: Note 1003 select `test`.`t2`.`a` AS `a`,`test`.`t2`.`b` AS `b`,`test`.`t2`.`c` AS `c`,`test`.`t2`.`d` AS `d` from `test`.`t2` where `test`.`t2`.`b` = 10 order by `test`.`t2`.`a`,`test`.`t2`.`c` limit 5 # Status of EXPLAIN EXTENDED "equivalent" SELECT query execution Variable_name Value +Handler_read_key 8 Warnings: Warning 1287 '<select expression> INTO <destination>;' is deprecated and will be removed in a future release. Please use 'SELECT <select list> INTO <destination> FROM...' instead # Status of "equivalent" SELECT query execution: Variable_name Value +Handler_read_key 8 Handler_read_rnd_next 27 Sort_priority_queue_sorts 1 Sort_rows 1 @@ -1934,11 +2057,13 @@ Warnings: Note 1003 select `test`.`t2`.`a` AS `a`,`test`.`t2`.`b` AS `b`,`test`.`t2`.`c` AS `c`,`test`.`t2`.`d` AS `d` from `test`.`t2` where `test`.`t2`.`b` = 10 order by `test`.`t2`.`a`,`test`.`t2`.`c` limit 5 # Status of EXPLAIN EXTENDED "equivalent" SELECT query execution Variable_name Value +Handler_read_key 8 Warnings: Warning 1287 '<select expression> INTO <destination>;' is deprecated and will be removed in a future release. Please use 'SELECT <select list> INTO <destination> FROM...' instead # Status of "equivalent" SELECT query execution: Variable_name Value Handler_read_first 1 +Handler_read_key 8 Handler_read_next 4 # Status of testing query execution: Variable_name Value @@ -1980,10 +2105,12 @@ Warnings: Note 1003 select `test`.`t2`.`a` AS `a`,`test`.`t2`.`b` AS `b`,`test`.`t2`.`c` AS `c`,`test`.`t2`.`d` AS `d` from `test`.`t2` where `test`.`t2`.`b` = 10 order by `test`.`t2`.`a`,`test`.`t2`.`c` limit 5 # Status of EXPLAIN EXTENDED "equivalent" SELECT query execution Variable_name Value +Handler_read_key 8 Warnings: Warning 1287 '<select expression> INTO <destination>;' is deprecated and will be removed in a future release. Please use 'SELECT <select list> INTO <destination> FROM...' instead # Status of "equivalent" SELECT query execution: Variable_name Value +Handler_read_key 8 Handler_read_rnd_next 27 Sort_priority_queue_sorts 1 Sort_rows 1 @@ -2030,10 +2157,12 @@ Warnings: Note 1003 select `test`.`t2`.`a` AS `a`,`test`.`t2`.`b` AS `b`,`test`.`t2`.`c` AS `c`,`test`.`t2`.`d` AS `d` from `test`.`t2` where `test`.`t2`.`b` = 10 order by `test`.`t2`.`a`,`test`.`t2`.`c` limit 5 # Status of EXPLAIN EXTENDED "equivalent" SELECT query execution Variable_name Value +Handler_read_key 8 Warnings: Warning 1287 '<select expression> INTO <destination>;' is deprecated and will be removed in a future release. Please use 'SELECT <select list> INTO <destination> FROM...' instead # Status of "equivalent" SELECT query execution: Variable_name Value +Handler_read_key 8 Handler_read_rnd 1 Handler_read_rnd_next 27 Sort_priority_queue_sorts 1 @@ -2081,11 +2210,12 @@ Warnings: Note 1003 select `test`.`t2`.`i` AS `i`,`test`.`t2`.`key1` AS `key1`,`test`.`t2`.`key2` AS `key2` from `test`.`t2` where `test`.`t2`.`key1` < 13 or `test`.`t2`.`key2` < 14 order by `test`.`t2`.`key1` # Status of EXPLAIN EXTENDED "equivalent" SELECT query execution Variable_name Value +Handler_read_key 6 Warnings: Warning 1287 '<select expression> INTO <destination>;' is deprecated and will be removed in a future release. Please use 'SELECT <select list> INTO <destination> FROM...' instead # Status of "equivalent" SELECT query execution: Variable_name Value -Handler_read_key 2 +Handler_read_key 8 Handler_read_next 7 Handler_read_rnd 4 Sort_range 1 @@ -2132,11 +2262,12 @@ Warnings: Note 1003 select `test`.`t2`.`a` AS `a`,`test`.`t2`.`i` AS `i` from `test`.`t2` where `test`.`t2`.`i` > 10 and `test`.`t2`.`i` <= 18 order by `test`.`t2`.`i` desc limit 5 # Status of EXPLAIN EXTENDED "equivalent" SELECT query execution Variable_name Value +Handler_read_key 4 Warnings: Warning 1287 '<select expression> INTO <destination>;' is deprecated and will be removed in a future release. Please use 'SELECT <select list> INTO <destination> FROM...' instead # Status of "equivalent" SELECT query execution: Variable_name Value -Handler_read_key 1 +Handler_read_key 5 Handler_read_prev 4 # Status of testing query execution: Variable_name Value @@ -2178,10 +2309,12 @@ Warnings: Note 1003 select `test`.`t2`.`a` AS `a`,`test`.`t2`.`b` AS `b`,`test`.`t2`.`c` AS `c` from `test`.`t2` order by `test`.`t2`.`a`,`test`.`t2`.`b` desc limit 5 # Status of EXPLAIN EXTENDED "equivalent" SELECT query execution Variable_name Value +Handler_read_key 6 Warnings: Warning 1287 '<select expression> INTO <destination>;' is deprecated and will be removed in a future release. Please use 'SELECT <select list> INTO <destination> FROM...' instead # Status of "equivalent" SELECT query execution: Variable_name Value +Handler_read_key 6 Handler_read_rnd_next 27 Sort_priority_queue_sorts 1 Sort_rows 5 @@ -2229,10 +2362,12 @@ Warnings: Note 1003 select `test`.`t2`.`a` AS `a`,`test`.`t2`.`b` AS `b`,`test`.`t2`.`c` AS `c` from `test`.`t2` order by `test`.`t2`.`a` desc,`test`.`t2`.`b` desc limit 5 # Status of EXPLAIN EXTENDED "equivalent" SELECT query execution Variable_name Value +Handler_read_key 6 Warnings: Warning 1287 '<select expression> INTO <destination>;' is deprecated and will be removed in a future release. Please use 'SELECT <select list> INTO <destination> FROM...' instead # Status of "equivalent" SELECT query execution: Variable_name Value +Handler_read_key 6 Handler_read_last 1 Handler_read_prev 4 # Status of testing query execution: @@ -2277,11 +2412,12 @@ Warnings: Note 1003 select `test`.`t1`.`pk` AS `pk`,`test`.`t1`.`c1_idx` AS `c1_idx`,`test`.`t1`.`c2` AS `c2` from `test`.`t1` where `test`.`t1`.`c1_idx` = 'y' order by `test`.`t1`.`pk` desc limit 2 # Status of EXPLAIN EXTENDED "equivalent" SELECT query execution Variable_name Value +Handler_read_key 6 Warnings: Warning 1287 '<select expression> INTO <destination>;' is deprecated and will be removed in a future release. Please use 'SELECT <select list> INTO <destination> FROM...' instead # Status of "equivalent" SELECT query execution: Variable_name Value -Handler_read_key 1 +Handler_read_key 7 Handler_read_next 2 Sort_priority_queue_sorts 1 Sort_range 1 @@ -2312,6 +2448,7 @@ id select_type table type possible_keys key key_len ref rows filtered Extra 1 SIMPLE t1 range c1_idx c1_idx 2 NULL 2 100.00 Using where; Using filesort # Status of EXPLAIN EXTENDED query Variable_name Value +Handler_read_key 6 FLUSH STATUS; FLUSH TABLES; EXPLAIN EXTENDED SELECT * FROM t1 WHERE c1_idx = 'y' ORDER BY pk DESC LIMIT 2; @@ -2321,11 +2458,12 @@ Warnings: Note 1003 select `test`.`t1`.`pk` AS `pk`,`test`.`t1`.`c1_idx` AS `c1_idx`,`test`.`t1`.`c2` AS `c2` from `test`.`t1` where `test`.`t1`.`c1_idx` = 'y' order by `test`.`t1`.`pk` desc limit 2 # Status of EXPLAIN EXTENDED "equivalent" SELECT query execution Variable_name Value +Handler_read_key 6 Warnings: Warning 1287 '<select expression> INTO <destination>;' is deprecated and will be removed in a future release. Please use 'SELECT <select list> INTO <destination> FROM...' instead # Status of "equivalent" SELECT query execution: Variable_name Value -Handler_read_key 1 +Handler_read_key 7 Handler_read_next 2 Sort_priority_queue_sorts 1 Sort_range 1 @@ -2333,7 +2471,7 @@ Sort_rows 2 # Status of testing query execution: Variable_name Value Handler_delete 2 -Handler_read_key 1 +Handler_read_key 7 Handler_read_next 2 Handler_read_rnd 2 Sort_range 1 @@ -2368,11 +2506,12 @@ Warnings: Note 1003 select `test`.`t1`.`a` AS `a` from `test`.`t1` where `test`.`t1`.`a` > 34 # Status of EXPLAIN EXTENDED "equivalent" SELECT query execution Variable_name Value +Handler_read_key 3 Warnings: Warning 1287 '<select expression> INTO <destination>;' is deprecated and will be removed in a future release. Please use 'SELECT <select list> INTO <destination> FROM...' instead # Status of "equivalent" SELECT query execution: Variable_name Value -Handler_read_key 1 +Handler_read_key 4 Handler_read_next 2 # Status of testing query execution: Variable_name Value @@ -2415,11 +2554,13 @@ Warnings: Note 1003 select `test`.`t1`.`c1` AS `c1`,`test`.`t1`.`c2` AS `c2`,`test`.`t1`.`c3` AS `c3`,NULL AS `c1`,NULL AS `c2` from `test`.`t1` # Status of EXPLAIN EXTENDED "equivalent" SELECT query execution Variable_name Value +Handler_read_key 7 Handler_read_rnd_next 1 Warnings: Warning 1287 '<select expression> INTO <destination>;' is deprecated and will be removed in a future release. Please use 'SELECT <select list> INTO <destination> FROM...' instead # Status of "equivalent" SELECT query execution: Variable_name Value +Handler_read_key 7 Handler_read_rnd_next 4 # Status of testing query execution: Variable_name Value @@ -2454,11 +2595,13 @@ Warnings: Note 1003 select `test`.`t1`.`c1` AS `c1`,`test`.`t1`.`c2` AS `c2`,`test`.`t1`.`c3` AS `c3`,NULL AS `c1`,NULL AS `c2` from `test`.`t1` where `test`.`t1`.`c3` = 10 # Status of EXPLAIN EXTENDED "equivalent" SELECT query execution Variable_name Value +Handler_read_key 7 Handler_read_rnd_next 1 Warnings: Warning 1287 '<select expression> INTO <destination>;' is deprecated and will be removed in a future release. Please use 'SELECT <select list> INTO <destination> FROM...' instead # Status of "equivalent" SELECT query execution: Variable_name Value +Handler_read_key 7 Handler_read_rnd_next 4 # Status of testing query execution: Variable_name Value @@ -2502,11 +2645,12 @@ Note 1276 Field or reference 'test.t1.f1' of SELECT #2 was resolved in SELECT #1 Note 1003 /* select#1 */ select <expr_cache><`test`.`t1`.`f1`>((/* select#2 */ select max(`test`.`t2`.`f4`) from `test`.`t2` where `test`.`t2`.`f3` = `test`.`t1`.`f1`)) AS `(SELECT MAX(t2.f4) FROM t2 WHERE t2.f3=t1.f1)` from `test`.`t1` # Status of EXPLAIN EXTENDED "equivalent" SELECT query execution Variable_name Value +Handler_read_key 7 Warnings: Warning 1287 '<select expression> INTO <destination>;' is deprecated and will be removed in a future release. Please use 'SELECT <select list> INTO <destination> FROM...' instead # Status of "equivalent" SELECT query execution: Variable_name Value -Handler_read_key 2 +Handler_read_key 9 Handler_read_rnd_next 9 # Status of testing query execution: Variable_name Value @@ -2569,10 +2713,12 @@ Warnings: Note 1003 select `test`.`t11`.`a` AS `a`,`test`.`t12`.`a` AS `b` from `test`.`t1` `t11` join `test`.`t1` `t12` where `test`.`t11`.`a` > 0 # Status of EXPLAIN EXTENDED "equivalent" SELECT query execution Variable_name Value +Handler_read_key 2 Warnings: Warning 1287 '<select expression> INTO <destination>;' is deprecated and will be removed in a future release. Please use 'SELECT <select list> INTO <destination> FROM...' instead # Status of "equivalent" SELECT query execution: Variable_name Value +Handler_read_key 2 Handler_read_rnd_next 6 # Status of testing query execution: Variable_name Value @@ -2611,10 +2757,12 @@ Warnings: Note 1003 select `test`.`t1`.`a` AS `a`,`test`.`t11`.`a` AS `a`,`test`.`t12`.`a` AS `b` from `test`.`t1` join `test`.`t1` `t11` join `test`.`t1` `t12` where `test`.`t11`.`a` = `test`.`t1`.`a` # Status of EXPLAIN EXTENDED "equivalent" SELECT query execution Variable_name Value +Handler_read_key 2 Warnings: Warning 1287 '<select expression> INTO <destination>;' is deprecated and will be removed in a future release. Please use 'SELECT <select list> INTO <destination> FROM...' instead # Status of "equivalent" SELECT query execution: Variable_name Value +Handler_read_key 2 Handler_read_rnd_next 9 # Status of testing query execution: Variable_name Value @@ -2645,6 +2793,7 @@ id select_type table type possible_keys key key_len ref rows filtered Extra 1 SIMPLE t1 range PRIMARY PRIMARY 4 NULL 3 100.00 Using where # Status of EXPLAIN EXTENDED query Variable_name Value +Handler_read_key 3 FLUSH STATUS; FLUSH TABLES; EXPLAIN EXTENDED SELECT * FROM v1 WHERE a < 4; @@ -2654,16 +2803,19 @@ Warnings: Note 1003 select `test`.`t1`.`a` AS `a` from `test`.`t1` where `test`.`t1`.`a` < 4 # Status of EXPLAIN EXTENDED "equivalent" SELECT query execution Variable_name Value +Handler_read_key 3 Warnings: Warning 1287 '<select expression> INTO <destination>;' is deprecated and will be removed in a future release. Please use 'SELECT <select list> INTO <destination> FROM...' instead # Status of "equivalent" SELECT query execution: Variable_name Value Handler_read_first 1 +Handler_read_key 3 Handler_read_next 3 # Status of testing query execution: Variable_name Value Handler_delete 3 Handler_read_first 1 +Handler_read_key 3 Handler_read_next 3 DROP TABLE t1; @@ -2692,6 +2844,7 @@ id select_type table type possible_keys key key_len ref rows filtered Extra 1 SIMPLE t1 eq_ref PRIMARY PRIMARY 4 test.t2.x 1 100.00 # Status of EXPLAIN EXTENDED query Variable_name Value +Handler_read_key 6 FLUSH STATUS; FLUSH TABLES; EXPLAIN EXTENDED SELECT * FROM t2, v1 WHERE t2.x = v1.a; @@ -2702,16 +2855,17 @@ Warnings: Note 1003 select `test`.`t2`.`x` AS `x`,`test`.`t1`.`a` AS `a`,`test`.`t1`.`b` + 1 AS `c` from `test`.`t2` join `test`.`t1` where `test`.`t1`.`a` = `test`.`t2`.`x` # Status of EXPLAIN EXTENDED "equivalent" SELECT query execution Variable_name Value +Handler_read_key 6 Warnings: Warning 1287 '<select expression> INTO <destination>;' is deprecated and will be removed in a future release. Please use 'SELECT <select list> INTO <destination> FROM...' instead # Status of "equivalent" SELECT query execution: Variable_name Value -Handler_read_key 4 +Handler_read_key 10 Handler_read_rnd_next 5 # Status of testing query execution: Variable_name Value Handler_delete 4 -Handler_read_key 4 +Handler_read_key 10 Handler_read_rnd 4 Handler_read_rnd_next 5 @@ -2741,6 +2895,7 @@ id select_type table type possible_keys key key_len ref rows filtered Extra 1 SIMPLE t1 eq_ref PRIMARY PRIMARY 4 test.t2.x 1 100.00 # Status of EXPLAIN EXTENDED query Variable_name Value +Handler_read_key 6 FLUSH STATUS; FLUSH TABLES; EXPLAIN EXTENDED SELECT * FROM t2, v1 WHERE t2.x = v1.a; @@ -2751,16 +2906,17 @@ Warnings: Note 1003 select `test`.`t2`.`x` AS `x`,`test`.`t1`.`a` AS `a`,`test`.`t1`.`b` + 1 AS `c` from `test`.`t2` join `test`.`t1` where `test`.`t1`.`a` = `test`.`t2`.`x` # Status of EXPLAIN EXTENDED "equivalent" SELECT query execution Variable_name Value +Handler_read_key 6 Warnings: Warning 1287 '<select expression> INTO <destination>;' is deprecated and will be removed in a future release. Please use 'SELECT <select list> INTO <destination> FROM...' instead # Status of "equivalent" SELECT query execution: Variable_name Value -Handler_read_key 4 +Handler_read_key 10 Handler_read_rnd_next 5 # Status of testing query execution: Variable_name Value Handler_delete 4 -Handler_read_key 4 +Handler_read_key 10 Handler_read_rnd 4 Handler_read_rnd_next 5 @@ -2783,6 +2939,7 @@ id select_type table type possible_keys key key_len ref rows filtered Extra 1 INSERT t1 ALL NULL NULL NULL NULL NULL 100.00 NULL # Status of EXPLAIN EXTENDED query Variable_name Value +Handler_read_key 2 FLUSH STATUS; FLUSH TABLES; EXPLAIN EXTENDED SELECT NULL; @@ -2796,6 +2953,7 @@ Variable_name Value Variable_name Value # Status of testing query execution: Variable_name Value +Handler_read_key 2 Handler_write 1 DROP TABLE t1; @@ -2821,6 +2979,7 @@ id select_type table type possible_keys key key_len ref rows filtered Extra 1 SIMPLE t1 system NULL NULL NULL NULL 0 0.00 Const row not found # Status of EXPLAIN EXTENDED query Variable_name Value +Handler_read_key 4 Handler_read_rnd_next 1 FLUSH STATUS; FLUSH TABLES; @@ -2831,14 +2990,17 @@ Warnings: Note 1003 select NULL AS `a` from `test`.`t1` # Status of EXPLAIN EXTENDED "equivalent" SELECT query execution Variable_name Value +Handler_read_key 2 Handler_read_rnd_next 1 Warnings: Warning 1287 '<select expression> INTO <destination>;' is deprecated and will be removed in a future release. Please use 'SELECT <select list> INTO <destination> FROM...' instead # Status of "equivalent" SELECT query execution: Variable_name Value +Handler_read_key 2 Handler_read_rnd_next 1 # Status of testing query execution: Variable_name Value +Handler_read_key 4 Handler_read_rnd_next 1 DROP TABLE t1, t2; @@ -2886,11 +3048,12 @@ Warnings: Note 1003 /* select#1 */ select `test`.`t1`.`a` AS `a` from `test`.`t1` semi join ((/* select#3 */ select `test`.`t2`.`b` AS `b` from `test`.`t2` order by `test`.`t2`.`b` limit 2,2) `x`) where 1 # Status of EXPLAIN EXTENDED "equivalent" SELECT query execution Variable_name Value +Handler_read_key 4 Warnings: Warning 1287 '<select expression> INTO <destination>;' is deprecated and will be removed in a future release. Please use 'SELECT <select list> INTO <destination> FROM...' instead # Status of "equivalent" SELECT query execution: Variable_name Value -Handler_read_key 3 +Handler_read_key 7 Handler_read_rnd_next 10 Sort_priority_queue_sorts 1 Sort_rows 3 @@ -2941,11 +3104,12 @@ Warnings: Note 1003 /* select#1 */ select `test`.`t1`.`a` AS `a`,`test`.`t2`.`b` AS `b` from `test`.`t1` semi join ((/* select#3 */ select `test`.`t2`.`b` AS `b` from `test`.`t2` order by `test`.`t2`.`b` limit 2,2) `x`) join `test`.`t2` where 1 # Status of EXPLAIN EXTENDED "equivalent" SELECT query execution Variable_name Value +Handler_read_key 4 Warnings: Warning 1287 '<select expression> INTO <destination>;' is deprecated and will be removed in a future release. Please use 'SELECT <select list> INTO <destination> FROM...' instead # Status of "equivalent" SELECT query execution: Variable_name Value -Handler_read_key 3 +Handler_read_key 7 Handler_read_rnd_next 10 Sort_priority_queue_sorts 1 Sort_rows 3 @@ -2997,11 +3161,12 @@ Warnings: Note 1003 /* select#1 */ select `test`.`t1`.`a` AS `a`,`test`.`t2`.`b` AS `b` from `test`.`t1` semi join ((/* select#4 */ select `test`.`t2`.`b` AS `b` from `test`.`t2` order by `test`.`t2`.`b` limit 2,2) `x`) join `test`.`t2` where 1 # Status of EXPLAIN EXTENDED "equivalent" SELECT query execution Variable_name Value +Handler_read_key 4 Warnings: Warning 1287 '<select expression> INTO <destination>;' is deprecated and will be removed in a future release. Please use 'SELECT <select list> INTO <destination> FROM...' instead # Status of "equivalent" SELECT query execution: Variable_name Value -Handler_read_key 3 +Handler_read_key 7 Handler_read_rnd_next 10 Sort_priority_queue_sorts 1 Sort_rows 3 @@ -3069,11 +3234,13 @@ Warnings: Note 1003 select `test`.`t1`.`a` AS `t1` from `test`.`t1` where `test`.`t1`.`a` > 10 # Status of EXPLAIN EXTENDED "equivalent" SELECT query execution Variable_name Value +Handler_read_key 3 Warnings: Warning 1287 '<select expression> INTO <destination>;' is deprecated and will be removed in a future release. Please use 'SELECT <select list> INTO <destination> FROM...' instead # Status of "equivalent" SELECT query execution: Variable_name Value Handler_read_first 1 +Handler_read_key 3 Handler_read_next 5 # Status of testing query execution: Variable_name Value @@ -3105,10 +3272,12 @@ Warnings: Note 1003 select `test`.`t1`.`a` AS `t1` from `test`.`t1` where `test`.`t1`.`a` > 10 order by `test`.`t1`.`a` + 20 # Status of EXPLAIN EXTENDED "equivalent" SELECT query execution Variable_name Value +Handler_read_key 3 Warnings: Warning 1287 '<select expression> INTO <destination>;' is deprecated and will be removed in a future release. Please use 'SELECT <select list> INTO <destination> FROM...' instead # Status of "equivalent" SELECT query execution: Variable_name Value +Handler_read_key 3 Handler_read_rnd_next 6 Sort_scan 1 # Status of testing query execution: |