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Merge branch '10.4' into 10.5

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Oleksandr Byelkin
2021-07-31 23:19:51 +02:00
parent a49f5525bb 7841a7eb09
commit ae6bdc6769
345 changed files with 7745 additions and 2127 deletions
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83
mysql-test/main/cte_recursive.test
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@ -2590,8 +2590,8 @@ insert into t2 values (1,1),(2,2);
explain
with recursive cte as
( select * from t1 union select s1.* from t1 as s1, cte where s1.i1 = cte.i2 )
select * from t1 as t;
( select * from t2 union select s1.* from t2 as s1, cte where s1.i1 = cte.i2 )
select * from t2 as t;
drop table t1,t2;
@ -2854,6 +2854,85 @@ drop table folks;
set big_tables=@save_big_tables;
--echo #
--echo # MDEV-26135: execution of PS for query with hanging recursive CTE
--echo #
create table t1 (a int);
insert into t1 values (5), (7);
create table t2 (b int);
insert into t2 values (3), (7), (1);
let $q=
with recursive r as (select a from t1 union select a+1 from r where a < 10)
select * from t2;
eval $q;
eval prepare stmt from "$q";
execute stmt;
execute stmt;
deallocate prepare stmt;
drop table t1,t2;
--echo #
--echo # MDEV-26189: Unknown column reference within hanging recursive CTE
--echo #
create table t1 (a int);
insert into t1 values (3), (7), (1);
let $q1=
with recursive
r as (select * from t1 union select s1.* from t1 as s1, r where s1.a = r.b)
select * from t1 as t;
--ERROR ER_BAD_FIELD_ERROR
eval $q1;
--ERROR ER_BAD_FIELD_ERROR
eval explain $q1;
eval create procedure sp1() $q1;
--ERROR ER_BAD_FIELD_ERROR
call sp1();
--ERROR ER_BAD_FIELD_ERROR
call sp1();
let $q2=
with recursive
r as (select * from t1 union select s1.* from t1 as s1, r where s1.b = r.a)
select * from t1 as t;
--ERROR ER_BAD_FIELD_ERROR
eval $q2;
--ERROR ER_BAD_FIELD_ERROR
eval explain $q2;
eval create procedure sp2() $q2;
--ERROR ER_BAD_FIELD_ERROR
call sp2();
--ERROR ER_BAD_FIELD_ERROR
call sp2();
drop procedure sp1;
drop procedure sp2;
drop table t1;
--echo #
--echo # MDEV-26202: Recursive CTE used indirectly twice
--echo # (fixed by the patch forMDEV-26025)
--echo #
with recursive
rcte as ( SELECT 1 AS a
UNION ALL
SELECT cast(a + 1 as unsigned int) FROM rcte WHERE a < 3),
cte1 AS (SELECT a FROM rcte),
cte2 AS (SELECT a FROM cte1),
cte3 AS ( SELECT a FROM cte2)
SELECT * FROM cte2, cte3;
--echo #
--echo # End of 10.2 tests
--echo #