Automatic tuning = false
Adaptive PQ = false
drop table j1;
drop table j2;
create table j1 ( c1 number );
create table j2 ( c1 number );
insert into j1 values (1);
insert into j1 values (1);
insert into j1 values (2 );
insert into j2 values (3);
insert into j2 values (3);
commit;
select
a.c1,a.s1,b.c1,b.s1
from
(select --+ parallel(j1,10)
c1,count(*) s1
from j1
group by c1) a,
(select --+ parallel(j2,10)
c1,count(*) s1
from j2
group by c1) b
where a.c1 = b.c1 (+);
Here is the result:
C1 S1 C1 S1
1 2 [NULL] 2
2 1 [NULL] 1
Then remove the parallel hint:
You get this:
C1 S1 C1 S1
1 2 [NULL] [NULL]
2 1 [NULL] [NULL]
=================
--
Please see the official ORACLE-L FAQ: http://www.orafaq.com
--
Author: Khedr, Waleed
INET: [EMAIL PROTECTED]
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