diff options
Diffstat (limited to 'mysql-test/main/cte_recursive.result')
| -rw-r--r-- | mysql-test/main/cte_recursive.result | 267 |
1 files changed, 265 insertions, 2 deletions
diff --git a/mysql-test/main/cte_recursive.result b/mysql-test/main/cte_recursive.result index 960bce44e58..370da62bf1c 100644 --- a/mysql-test/main/cte_recursive.result +++ b/mysql-test/main/cte_recursive.result @@ -818,7 +818,7 @@ where p.id = a.father or p.id = a.mother select * from ancestors; show create view v1; View Create View character_set_client collation_connection -v1 CREATE ALGORITHM=UNDEFINED DEFINER=`root`@`localhost` SQL SECURITY DEFINER VIEW `v1` AS with recursive ancestors as (select `folks`.`id` AS `id`,`folks`.`name` AS `name`,`folks`.`dob` AS `dob`,`folks`.`father` AS `father`,`folks`.`mother` AS `mother` from `folks` where `folks`.`name` = 'Me' and `folks`.`dob` = '2000-01-01' union select `p`.`id` AS `id`,`p`.`name` AS `name`,`p`.`dob` AS `dob`,`p`.`father` AS `father`,`p`.`mother` AS `mother` from (`folks` `p` join `ancestors` `a`) where `p`.`id` = `a`.`father` or `p`.`id` = `a`.`mother`)select `ancestors`.`id` AS `id`,`ancestors`.`name` AS `name`,`ancestors`.`dob` AS `dob`,`ancestors`.`father` AS `father`,`ancestors`.`mother` AS `mother` from `ancestors` latin1 latin1_swedish_ci +v1 CREATE ALGORITHM=UNDEFINED DEFINER=`root`@`localhost` SQL SECURITY DEFINER VIEW `v1` AS with recursive ancestors as (select `test`.`folks`.`id` AS `id`,`test`.`folks`.`name` AS `name`,`test`.`folks`.`dob` AS `dob`,`test`.`folks`.`father` AS `father`,`test`.`folks`.`mother` AS `mother` from `test`.`folks` where `test`.`folks`.`name` = 'Me' and `test`.`folks`.`dob` = '2000-01-01' union select `p`.`id` AS `id`,`p`.`name` AS `name`,`p`.`dob` AS `dob`,`p`.`father` AS `father`,`p`.`mother` AS `mother` from (`test`.`folks` `p` join `ancestors` `a`) where `p`.`id` = `a`.`father` or `p`.`id` = `a`.`mother`)select `ancestors`.`id` AS `id`,`ancestors`.`name` AS `name`,`ancestors`.`dob` AS `dob`,`ancestors`.`father` AS `father`,`ancestors`.`mother` AS `mother` from `ancestors` latin1 latin1_swedish_ci select * from v1; id name dob father mother 100 Me 2000-01-01 20 30 @@ -849,7 +849,7 @@ where p.id = ma.mother select * from ancestors; show create view v2; View Create View character_set_client collation_connection -v2 CREATE ALGORITHM=UNDEFINED DEFINER=`root`@`localhost` SQL SECURITY DEFINER VIEW `v2` AS with recursive ancestors as (select `folks`.`id` AS `id`,`folks`.`name` AS `name`,`folks`.`dob` AS `dob`,`folks`.`father` AS `father`,`folks`.`mother` AS `mother` from `folks` where `folks`.`name` = 'Me' union select `p`.`id` AS `id`,`p`.`name` AS `name`,`p`.`dob` AS `dob`,`p`.`father` AS `father`,`p`.`mother` AS `mother` from (`folks` `p` join `ancestors` `fa`) where `p`.`id` = `fa`.`father` union select `p`.`id` AS `id`,`p`.`name` AS `name`,`p`.`dob` AS `dob`,`p`.`father` AS `father`,`p`.`mother` AS `mother` from (`folks` `p` join `ancestors` `ma`) where `p`.`id` = `ma`.`mother`)select `ancestors`.`id` AS `id`,`ancestors`.`name` AS `name`,`ancestors`.`dob` AS `dob`,`ancestors`.`father` AS `father`,`ancestors`.`mother` AS `mother` from `ancestors` latin1 latin1_swedish_ci +v2 CREATE ALGORITHM=UNDEFINED DEFINER=`root`@`localhost` SQL SECURITY DEFINER VIEW `v2` AS with recursive ancestors as (select `test`.`folks`.`id` AS `id`,`test`.`folks`.`name` AS `name`,`test`.`folks`.`dob` AS `dob`,`test`.`folks`.`father` AS `father`,`test`.`folks`.`mother` AS `mother` from `test`.`folks` where `test`.`folks`.`name` = 'Me' union select `p`.`id` AS `id`,`p`.`name` AS `name`,`p`.`dob` AS `dob`,`p`.`father` AS `father`,`p`.`mother` AS `mother` from (`test`.`folks` `p` join `ancestors` `fa`) where `p`.`id` = `fa`.`father` union select `p`.`id` AS `id`,`p`.`name` AS `name`,`p`.`dob` AS `dob`,`p`.`father` AS `father`,`p`.`mother` AS `mother` from (`test`.`folks` `p` join `ancestors` `ma`) where `p`.`id` = `ma`.`mother`)select `ancestors`.`id` AS `id`,`ancestors`.`name` AS `name`,`ancestors`.`dob` AS `dob`,`ancestors`.`father` AS `father`,`ancestors`.`mother` AS `mother` from `ancestors` latin1 latin1_swedish_ci select * from v2; id name dob father mother 100 Me 2000-01-01 20 30 @@ -4237,6 +4237,269 @@ a b c deallocate prepare stmt; drop table t1; # +# MDEV-24019: query with recursive CTE when no default database is set +# +drop database test; +with recursive a as +(select 1 from dual union select * from a as r) +select * from a; +1 +1 +create database db1; +create table db1.t1 (a int); +insert into db1.t1 values (3), (7), (1); +with recursive cte as +(select * from db1.t1 union select * from (select * from cte) as t) +select * from cte; +a +3 +7 +1 +explain with recursive cte as +(select * from db1.t1 union select * from (select * from cte) as t) +select * from cte; +id select_type table type possible_keys key key_len ref rows Extra +1 PRIMARY <derived2> ALL NULL NULL NULL NULL 3 +2 DERIVED t1 ALL NULL NULL NULL NULL 3 +3 RECURSIVE UNION <derived2> ALL NULL NULL NULL NULL 3 +NULL UNION RESULT <union2,3> ALL NULL NULL NULL NULL NULL +prepare stmt from "with recursive cte as +(select * from db1.t1 union select * from (select * from cte) as t) +select * from cte"; +execute stmt; +a +3 +7 +1 +execute stmt; +a +3 +7 +1 +deallocate prepare stmt; +drop database db1; +create database test; +use test; +# +# MDEV-23406: query with mutually recursive CTEs when big_tables=1 +# +set @save_big_tables=@@big_tables; +set big_tables=1; +create table folks(id int, name char(32), dob date, father int, mother int); +insert into folks values +(100, 'Me', '2000-01-01', 20, 30), +(20, 'Dad', '1970-02-02', 10, 9), +(30, 'Mom', '1975-03-03', 8, 7), +(10, 'Grandpa Bill', '1940-04-05', null, null), +(9, 'Grandma Ann', '1941-10-15', null, null), +(25, 'Uncle Jim', '1968-11-18', 8, 7), +(98, 'Sister Amy', '2001-06-20', 20, 30), +(7, 'Grandma Sally', '1943-08-23', null, 6), +(8, 'Grandpa Ben', '1940-10-21', null, null), +(6, 'Grandgrandma Martha', '1923-05-17', null, null), +(67, 'Cousin Eddie', '1992-02-28', 25, 27), +(27, 'Auntie Melinda', '1971-03-29', null, null); +with recursive +ancestor_couples(h_id, h_name, h_dob, h_father, h_mother, +w_id, w_name, w_dob, w_father, w_mother) +as +( +select h.*, w.* +from folks h, folks w, coupled_ancestors a +where a.father = h.id AND a.mother = w.id +union +select h.*, w.* +from folks v, folks h, folks w +where v.name = 'Me' and +(v.father = h.id AND v.mother= w.id) +), +coupled_ancestors (id, name, dob, father, mother) +as +( +select h_id, h_name, h_dob, h_father, h_mother +from ancestor_couples +union +select w_id, w_name, w_dob, w_father, w_mother +from ancestor_couples +) +select h_name, h_dob, w_name, w_dob +from ancestor_couples; +h_name h_dob w_name w_dob +Dad 1970-02-02 Mom 1975-03-03 +Grandpa Bill 1940-04-05 Grandma Ann 1941-10-15 +Grandpa Ben 1940-10-21 Grandma Sally 1943-08-23 +explain with recursive +ancestor_couples(h_id, h_name, h_dob, h_father, h_mother, +w_id, w_name, w_dob, w_father, w_mother) +as +( +select h.*, w.* +from folks h, folks w, coupled_ancestors a +where a.father = h.id AND a.mother = w.id +union +select h.*, w.* +from folks v, folks h, folks w +where v.name = 'Me' and +(v.father = h.id AND v.mother= w.id) +), +coupled_ancestors (id, name, dob, father, mother) +as +( +select h_id, h_name, h_dob, h_father, h_mother +from ancestor_couples +union +select w_id, w_name, w_dob, w_father, w_mother +from ancestor_couples +) +select h_name, h_dob, w_name, w_dob +from ancestor_couples; +id select_type table type possible_keys key key_len ref rows Extra +1 PRIMARY <derived3> ALL NULL NULL NULL NULL 1728 +4 DERIVED <derived3> ALL NULL NULL NULL NULL 1728 +5 RECURSIVE UNION <derived3> ALL NULL NULL NULL NULL 1728 +NULL UNION RESULT <union4,5> ALL NULL NULL NULL NULL NULL +3 DERIVED v ALL NULL NULL NULL NULL 12 Using where +3 DERIVED h ALL NULL NULL NULL NULL 12 Using where; Using join buffer (flat, BNL join) +3 DERIVED w ALL NULL NULL NULL NULL 12 Using where; Using join buffer (incremental, BNL join) +2 RECURSIVE UNION <derived4> ALL NULL NULL NULL NULL 2 +2 RECURSIVE UNION h ALL NULL NULL NULL NULL 12 Using where; Using join buffer (flat, BNL join) +2 RECURSIVE UNION w ALL NULL NULL NULL NULL 12 Using where; Using join buffer (incremental, BNL join) +NULL UNION RESULT <union3,2> ALL NULL NULL NULL NULL NULL +prepare stmt from "with recursive +ancestor_couples(h_id, h_name, h_dob, h_father, h_mother, +w_id, w_name, w_dob, w_father, w_mother) +as +( +select h.*, w.* +from folks h, folks w, coupled_ancestors a +where a.father = h.id AND a.mother = w.id +union +select h.*, w.* +from folks v, folks h, folks w +where v.name = 'Me' and +(v.father = h.id AND v.mother= w.id) +), +coupled_ancestors (id, name, dob, father, mother) +as +( +select h_id, h_name, h_dob, h_father, h_mother +from ancestor_couples +union +select w_id, w_name, w_dob, w_father, w_mother +from ancestor_couples +) +select h_name, h_dob, w_name, w_dob +from ancestor_couples"; +execute stmt; +h_name h_dob w_name w_dob +Dad 1970-02-02 Mom 1975-03-03 +Grandpa Bill 1940-04-05 Grandma Ann 1941-10-15 +Grandpa Ben 1940-10-21 Grandma Sally 1943-08-23 +execute stmt; +h_name h_dob w_name w_dob +Dad 1970-02-02 Mom 1975-03-03 +Grandpa Bill 1940-04-05 Grandma Ann 1941-10-15 +Grandpa Ben 1940-10-21 Grandma Sally 1943-08-23 +deallocate prepare stmt; +with recursive +ancestor_couples(h_id, h_name, h_dob, h_father, h_mother, +w_id, w_name, w_dob, w_father, w_mother) +as +( +select h.*, w.* +from folks h, folks w, coupled_ancestors a +where a.father = h.id AND a.mother = w.id +), +coupled_ancestors (id, name, dob, father, mother) +as +( +select * +from folks +where name = 'Me' + union all +select h_id, h_name, h_dob, h_father, h_mother +from ancestor_couples +union all +select w_id, w_name, w_dob, w_father, w_mother +from ancestor_couples +) +select h_name, h_dob, w_name, w_dob +from ancestor_couples; +h_name h_dob w_name w_dob +Dad 1970-02-02 Mom 1975-03-03 +Grandpa Bill 1940-04-05 Grandma Ann 1941-10-15 +Grandpa Ben 1940-10-21 Grandma Sally 1943-08-23 +explain with recursive +ancestor_couples(h_id, h_name, h_dob, h_father, h_mother, +w_id, w_name, w_dob, w_father, w_mother) +as +( +select h.*, w.* +from folks h, folks w, coupled_ancestors a +where a.father = h.id AND a.mother = w.id +), +coupled_ancestors (id, name, dob, father, mother) +as +( +select * +from folks +where name = 'Me' + union all +select h_id, h_name, h_dob, h_father, h_mother +from ancestor_couples +union all +select w_id, w_name, w_dob, w_father, w_mother +from ancestor_couples +) +select h_name, h_dob, w_name, w_dob +from ancestor_couples; +id select_type table type possible_keys key key_len ref rows Extra +1 PRIMARY <derived2> ALL NULL NULL NULL NULL 2 +3 DERIVED folks ALL NULL NULL NULL NULL 12 Using where +4 RECURSIVE UNION <derived2> ALL NULL NULL NULL NULL 2 +5 RECURSIVE UNION <derived2> ALL NULL NULL NULL NULL 2 +NULL UNION RESULT <union3,4,5> ALL NULL NULL NULL NULL NULL +2 DERIVED h ALL NULL NULL NULL NULL 12 Using where +2 DERIVED <derived3> ref key0 key0 5 test.h.id 2 +2 DERIVED w ALL NULL NULL NULL NULL 12 Using where; Using join buffer (flat, BNL join) +prepare stmt from "with recursive +ancestor_couples(h_id, h_name, h_dob, h_father, h_mother, +w_id, w_name, w_dob, w_father, w_mother) +as +( +select h.*, w.* +from folks h, folks w, coupled_ancestors a +where a.father = h.id AND a.mother = w.id +), +coupled_ancestors (id, name, dob, father, mother) +as +( +select * +from folks +where name = 'Me' + union all +select h_id, h_name, h_dob, h_father, h_mother +from ancestor_couples +union all +select w_id, w_name, w_dob, w_father, w_mother +from ancestor_couples +) +select h_name, h_dob, w_name, w_dob +from ancestor_couples"; +execute stmt; +h_name h_dob w_name w_dob +Dad 1970-02-02 Mom 1975-03-03 +Grandpa Bill 1940-04-05 Grandma Ann 1941-10-15 +Grandpa Ben 1940-10-21 Grandma Sally 1943-08-23 +execute stmt; +h_name h_dob w_name w_dob +Dad 1970-02-02 Mom 1975-03-03 +Grandpa Bill 1940-04-05 Grandma Ann 1941-10-15 +Grandpa Ben 1940-10-21 Grandma Sally 1943-08-23 +deallocate prepare stmt; +drop table folks; +set big_tables=@save_big_tables; +# # End of 10.2 tests # # |