Commit c41158ea authored by Sergey Petrunya's avatar Sergey Petrunya

Subquery optimizations backport: Update test results (checked)

parent a18a2ec4
......@@ -1028,8 +1028,8 @@ SELECT Name FROM City
WHERE City.Country IN (SELECT Code FROM Country WHERE Country.Name LIKE 'L%') AND
City.Population > 100000;
id select_type table type possible_keys key key_len ref rows Extra
1 PRIMARY City ALL Population NULL NULL NULL 4079 Using where
2 DEPENDENT SUBQUERY Country unique_subquery PRIMARY,Name PRIMARY 3 func 1 Using where
1 PRIMARY Country range PRIMARY,Name Name 52 NULL 10 Using index condition; Using MRR
1 PRIMARY City ref Population,Country Country 3 world.Country.Code 18 Using where; Using join buffer
SELECT Name FROM City
WHERE City.Country IN (SELECT Code FROM Country WHERE Country.Name LIKE 'L%') AND
City.Population > 100000;
......@@ -1343,8 +1343,8 @@ SELECT Name FROM City
WHERE City.Country IN (SELECT Code FROM Country WHERE Country.Name LIKE 'L%') AND
City.Population > 100000;
id select_type table type possible_keys key key_len ref rows Extra
1 PRIMARY City ALL Population NULL NULL NULL 4079 Using where
2 DEPENDENT SUBQUERY Country unique_subquery PRIMARY,Name PRIMARY 3 func 1 Using where
1 PRIMARY Country range PRIMARY,Name Name 52 NULL 10 Using index condition; Using MRR
1 PRIMARY City ref Population,Country Country 3 world.Country.Code 18 Using where; Using join buffer
SELECT Name FROM City
WHERE City.Country IN (SELECT Code FROM Country WHERE Country.Name LIKE 'L%') AND
City.Population > 100000;
......@@ -1658,8 +1658,8 @@ SELECT Name FROM City
WHERE City.Country IN (SELECT Code FROM Country WHERE Country.Name LIKE 'L%') AND
City.Population > 100000;
id select_type table type possible_keys key key_len ref rows Extra
1 PRIMARY City ALL Population NULL NULL NULL 4079 Using where
2 DEPENDENT SUBQUERY Country unique_subquery PRIMARY,Name PRIMARY 3 func 1 Using where
1 PRIMARY Country range PRIMARY,Name Name 52 NULL 10 Using index condition; Using MRR
1 PRIMARY City ref Population,Country Country 3 world.Country.Code 18 Using where; Using join buffer
SELECT Name FROM City
WHERE City.Country IN (SELECT Code FROM Country WHERE Country.Name LIKE 'L%') AND
City.Population > 100000;
......@@ -1973,8 +1973,8 @@ SELECT Name FROM City
WHERE City.Country IN (SELECT Code FROM Country WHERE Country.Name LIKE 'L%') AND
City.Population > 100000;
id select_type table type possible_keys key key_len ref rows Extra
1 PRIMARY City ALL Population NULL NULL NULL 4079 Using where
2 DEPENDENT SUBQUERY Country unique_subquery PRIMARY,Name PRIMARY 3 func 1 Using where
1 PRIMARY Country range PRIMARY,Name Name 52 NULL 10 Using index condition; Using MRR
1 PRIMARY City ref Population,Country Country 3 world.Country.Code 18 Using where; Using join buffer
SELECT Name FROM City
WHERE City.Country IN (SELECT Code FROM Country WHERE Country.Name LIKE 'L%') AND
City.Population > 100000;
......@@ -2292,8 +2292,8 @@ SELECT Name FROM City
WHERE City.Country IN (SELECT Code FROM Country WHERE Country.Name LIKE 'L%') AND
City.Population > 100000;
id select_type table type possible_keys key key_len ref rows Extra
1 PRIMARY City ALL Population NULL NULL NULL 4079 Using where
2 DEPENDENT SUBQUERY Country unique_subquery PRIMARY,Name PRIMARY 3 func 1 Using where
1 PRIMARY Country range PRIMARY,Name Name 52 NULL 10 Using index condition; Using MRR
1 PRIMARY City ref Population,Country Country 3 world.Country.Code 18 Using where; Using join buffer
SELECT Name FROM City
WHERE City.Country IN (SELECT Code FROM Country WHERE Country.Name LIKE 'L%') AND
City.Population > 100000;
......@@ -2514,8 +2514,8 @@ SELECT Name FROM City
WHERE City.Country IN (SELECT Code FROM Country WHERE Country.Name LIKE 'L%') AND
City.Population > 100000;
id select_type table type possible_keys key key_len ref rows Extra
1 PRIMARY City ALL Population NULL NULL NULL 4079 Using where
2 DEPENDENT SUBQUERY Country unique_subquery PRIMARY,Name PRIMARY 3 func 1 Using where
1 PRIMARY Country range PRIMARY,Name Name 52 NULL 10 Using index condition; Using MRR
1 PRIMARY City ref Population,Country Country 3 world.Country.Code 18 Using where; Using join buffer
SELECT Name FROM City
WHERE City.Country IN (SELECT Code FROM Country WHERE Country.Name LIKE 'L%') AND
City.Population > 100000;
......@@ -2736,8 +2736,8 @@ SELECT Name FROM City
WHERE City.Country IN (SELECT Code FROM Country WHERE Country.Name LIKE 'L%') AND
City.Population > 100000;
id select_type table type possible_keys key key_len ref rows Extra
1 PRIMARY City ALL Population NULL NULL NULL 4079 Using where
2 DEPENDENT SUBQUERY Country unique_subquery PRIMARY,Name PRIMARY 3 func 1 Using where
1 PRIMARY Country range PRIMARY,Name Name 52 NULL 10 Using index condition; Using MRR
1 PRIMARY City ref Population,Country Country 3 world.Country.Code 18 Using where; Using join buffer
SELECT Name FROM City
WHERE City.Country IN (SELECT Code FROM Country WHERE Country.Name LIKE 'L%') AND
City.Population > 100000;
......@@ -2958,8 +2958,8 @@ SELECT Name FROM City
WHERE City.Country IN (SELECT Code FROM Country WHERE Country.Name LIKE 'L%') AND
City.Population > 100000;
id select_type table type possible_keys key key_len ref rows Extra
1 PRIMARY City ALL Population NULL NULL NULL 4079 Using where
2 DEPENDENT SUBQUERY Country unique_subquery PRIMARY,Name PRIMARY 3 func 1 Using where
1 PRIMARY Country range PRIMARY,Name Name 52 NULL 10 Using index condition; Using MRR
1 PRIMARY City ref Population,Country Country 3 world.Country.Code 18 Using where; Using join buffer
SELECT Name FROM City
WHERE City.Country IN (SELECT Code FROM Country WHERE Country.Name LIKE 'L%') AND
City.Population > 100000;
......
......@@ -514,10 +514,9 @@ select * from t1
where id in (select id from t1 as x1 where (t1.cur_date is null));
id select_type table type possible_keys key key_len ref rows filtered Extra
1 PRIMARY NULL NULL NULL NULL NULL NULL NULL NULL Impossible WHERE noticed after reading const tables
2 DEPENDENT SUBQUERY NULL NULL NULL NULL NULL NULL NULL NULL Impossible WHERE
Warnings:
Note 1276 Field or reference 'test.t1.cur_date' of SELECT #2 was resolved in SELECT #1
Note 1003 select '1' AS `id`,'2007-04-25 18:30:22' AS `cur_date` from `test`.`t1` where <in_optimizer>('1',<exists>(select 1 AS `Not_used` from `test`.`t1` `x1` where 0))
Note 1003 select '1' AS `id`,'2007-04-25 18:30:22' AS `cur_date` from `test`.`t1` `x1` join `test`.`t1` where (('2007-04-25 18:30:22' = 0))
select * from t1
where id in (select id from t1 as x1 where (t1.cur_date is null));
id cur_date
......@@ -526,10 +525,9 @@ select * from t2
where id in (select id from t2 as x1 where (t2.cur_date is null));
id select_type table type possible_keys key key_len ref rows filtered Extra
1 PRIMARY NULL NULL NULL NULL NULL NULL NULL NULL Impossible WHERE noticed after reading const tables
2 DEPENDENT SUBQUERY NULL NULL NULL NULL NULL NULL NULL NULL Impossible WHERE
Warnings:
Note 1276 Field or reference 'test.t2.cur_date' of SELECT #2 was resolved in SELECT #1
Note 1003 select '1' AS `id`,'2007-04-25' AS `cur_date` from `test`.`t2` where <in_optimizer>('1',<exists>(select 1 AS `Not_used` from `test`.`t2` `x1` where 0))
Note 1003 select '1' AS `id`,'2007-04-25' AS `cur_date` from `test`.`t2` `x1` join `test`.`t2` where (('2007-04-25' = 0))
select * from t2
where id in (select id from t2 as x1 where (t2.cur_date is null));
id cur_date
......@@ -540,10 +538,10 @@ select * from t1
where id in (select id from t1 as x1 where (t1.cur_date is null));
id select_type table type possible_keys key key_len ref rows filtered Extra
1 PRIMARY t1 ALL NULL NULL NULL NULL 2 100.00 Using where
2 DEPENDENT SUBQUERY x1 ALL NULL NULL NULL NULL 2 100.00 Using where
1 PRIMARY x1 ALL NULL NULL NULL NULL 2 100.00 Using where; FirstMatch(t1)
Warnings:
Note 1276 Field or reference 'test.t1.cur_date' of SELECT #2 was resolved in SELECT #1
Note 1003 select `test`.`t1`.`id` AS `id`,`test`.`t1`.`cur_date` AS `cur_date` from `test`.`t1` where <in_optimizer>(`test`.`t1`.`id`,<exists>(select 1 AS `Not_used` from `test`.`t1` `x1` where ((`test`.`t1`.`cur_date` = 0) and (<cache>(`test`.`t1`.`id`) = `test`.`x1`.`id`))))
Note 1003 select `test`.`t1`.`id` AS `id`,`test`.`t1`.`cur_date` AS `cur_date` from `test`.`t1` semi join (`test`.`t1` `x1`) where ((`test`.`x1`.`id` = `test`.`t1`.`id`) and (`test`.`t1`.`cur_date` = 0))
select * from t1
where id in (select id from t1 as x1 where (t1.cur_date is null));
id cur_date
......@@ -552,10 +550,10 @@ select * from t2
where id in (select id from t2 as x1 where (t2.cur_date is null));
id select_type table type possible_keys key key_len ref rows filtered Extra
1 PRIMARY t2 ALL NULL NULL NULL NULL 2 100.00 Using where
2 DEPENDENT SUBQUERY x1 ALL NULL NULL NULL NULL 2 100.00 Using where
1 PRIMARY x1 ALL NULL NULL NULL NULL 2 100.00 Using where; FirstMatch(t2)
Warnings:
Note 1276 Field or reference 'test.t2.cur_date' of SELECT #2 was resolved in SELECT #1
Note 1003 select `test`.`t2`.`id` AS `id`,`test`.`t2`.`cur_date` AS `cur_date` from `test`.`t2` where <in_optimizer>(`test`.`t2`.`id`,<exists>(select 1 AS `Not_used` from `test`.`t2` `x1` where ((`test`.`t2`.`cur_date` = 0) and (<cache>(`test`.`t2`.`id`) = `test`.`x1`.`id`))))
Note 1003 select `test`.`t2`.`id` AS `id`,`test`.`t2`.`cur_date` AS `cur_date` from `test`.`t2` semi join (`test`.`t2` `x1`) where ((`test`.`x1`.`id` = `test`.`t2`.`id`) and (`test`.`t2`.`cur_date` = 0))
select * from t2
where id in (select id from t2 as x1 where (t2.cur_date is null));
id cur_date
......
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