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Diffstat (limited to 'mysql-test/main/cte_nonrecursive.result')
| -rw-r--r-- | mysql-test/main/cte_nonrecursive.result | 201 |
1 files changed, 201 insertions, 0 deletions
diff --git a/mysql-test/main/cte_nonrecursive.result b/mysql-test/main/cte_nonrecursive.result index 54283f1ccf1..763e51f61cb 100644 --- a/mysql-test/main/cte_nonrecursive.result +++ b/mysql-test/main/cte_nonrecursive.result @@ -1763,6 +1763,207 @@ a c 2 1 7 3 drop table t1; +# +# MDEV-23886: Stored Function returning the result of a query +# that uses CTE over a table twice +# +create table t1 (c1 int); +insert into t1 values (1),(2),(6); +create function f1() returns int return +( with cte1 as (select c1 from t1) +select sum(c1) from +(select * from cte1 union all select * from cte1) dt +); +select f1(); +f1() +18 +create function f2() returns int return +( with cte1 as (select c1 from t1) +select sum(s.c1) from cte1 as s, cte1 as t where s.c1=t.c1 +); +select f2(); +f2() +9 +create function f3() returns int return +( with cte1 as (select c1 from t1) +select +case +when exists(select 1 from cte1 where c1 between 1 and 2) then 1 +when exists(select 1 from cte1 where c1 between 5 and 6) then 2 +else 0 +end +); +select f3(); +f3() +1 +create view v1 as (select c1 from t1); +create function f4() returns int return +( select sum(c1) from +(select * from v1 union all select * from v1) dt +); +select f4(); +f4() +18 +create function f5() returns int return +( select sum(s.c1) from v1 as s, v1 as t where s.c1=t.c1 +); +select f5(); +f5() +9 +create view v2(s) as +with cte1 as (select c1 from t1) +select sum(c1) from (select * from cte1 union all select * from cte1) dt; +create function f6() returns int return +(select s from v2); +select f6(); +f6() +18 +create function f7() returns int return +( select r.s from v2 as r, v2 as t where r.s=t.s +); +select f7(); +f7() +18 +select f5() + f6(); +f5() + f6() +27 +prepare stmt from "select f5() + f6();"; +execute stmt; +f5() + f6() +27 +execute stmt; +f5() + f6() +27 +deallocate prepare stmt; +drop function f1; +drop function f2; +drop function f3; +drop function f4; +drop function f5; +drop function f6; +drop function f7; +drop view v1; +drop view v2; +create table t2 (a int, b int); +insert into t2 +with cte1 as (select c1 from t1) +select * from cte1 as s, cte1 as t where s.c1=t.c1 and s.c1 > 5; +select * from t2; +a b +6 6 +create procedure p1() +begin +insert into t2 +with cte1 as (select c1 from t1) +select * from cte1 as s, cte1 as t where s.c1=t.c1 and s.c1 <= 2 and t.c1 >= 2; +end | +call p1(); +select * from t2; +a b +6 6 +2 2 +drop procedure p1; +# checking CTE resolution for queries with hanging CTEs +with +cte1(a) as (select * from t1 where c1 <= 2), +cte2(b) as (select * from cte1 where a >= 2), +cte3 as (select * from cte1,cte2 where cte1.a < cte2.b) +select * from cte3; +a b +1 2 +select * from t2; +a b +6 6 +2 2 +with +cte1(a) as (select * from t1 where c1 <= 2), +cte2(b) as (select * from cte1 where a >= 2), +cte3 as (select * from cte1,cte2 where cte1.a < cte2.b) +select * from t2; +a b +6 6 +2 2 +with +cte1(a) as (select * from t1 where c1 <= 2), +cte2(b) as (select * from cte1 where c1 >= 2), +cte3 as (select * from cte1,cte2 where cte1.a < cte2.b) +select * from t2; +ERROR 42S22: Unknown column 'c1' in 'where clause' +with +cte1(a) as (select * from t1 where c1 <= 2), +cte2(b) as (select * from cte1 where a >= 2), +cte3 as (select * from cte1,cte2 where cte1.a < cte2.c1) +select * from t2; +ERROR 42S22: Unknown column 'cte2.c1' in 'where clause' +with +cte1 as (select * from t1 where c1 <= 2), +cte2(a,b) as (select * from cte1 as s1, cte1 as s2 where s1.c1=s2.c1) +select * from cte2; +a b +1 1 +2 2 +with +cte1 as (select * from t1 where c1 <= 2), +cte2(a,b) as (select * from cte1 as s1, cte1 as s2 where s1.c1=s2.c1) +select * from t2; +a b +6 6 +2 2 +with +cte1 as (select * from t1 where c1 <= 2), +cte2(a,b) as (select * from cte1 as s1, cte1 as s2 where s1.c1=c1) +select * from t2; +ERROR 23000: Column 'c1' in where clause is ambiguous +with cte3 as +( with cte2(a,b) as +( with cte1 as (select * from t1 where c1 <= 2) +select * from cte1 as s1, cte1 as s2 where s1.c1=s2.c1) +select r1.a,r2.b from cte2 as r1, cte2 as r2) +select * from cte3; +a b +1 1 +2 1 +1 2 +2 2 +with cte3 as +( with cte2(a,b) as +( with cte1 as (select * from t1 where c1 <= 2) +select * from cte1 as s1, cte1 as s2 where s1.c1=s2.c1) +select r1.a,r2.b from cte2 as r1, cte2 as r2) +select * from t2; +a b +6 6 +2 2 +with cte3 as +( with cte2(a,b) as +( with cte1 as (select * from t1 where c1 <= 2) +select * from cte1 as s1, cte1 as s2 where s1.c1=s2.c1) +select r1.c1,r2.c1 from cte2 as r1, cte2 as r2) +select * from t2; +ERROR 42S22: Unknown column 'r1.c1' in 'field list' +create procedure p1() +begin +insert into t2 +with cte1 as (select c1 from t1) +select * from t1 as s, t1 as t where s.c1=t.c1 and s.c1 <= 2 and t.c1 >= 2; +end | +call p1(); +select * from t2; +a b +6 6 +2 2 +2 2 +drop procedure p1; +create procedure p1() +begin +insert into t2 +with cte1 as (select a from t1) +select * from t1 as s, t1 as t where s.c1=t.c1 and s.c1 <= 2 and t.c1 >= 2; +end | +call p1(); +ERROR 42S22: Unknown column 'a' in 'field list' +drop procedure p1; +drop table t1,t2; # End of 10.2 tests # # MDEV-21673: several references to CTE that uses |