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Fix for bug#8656: Crash with group_concat on alias in outer table

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fixed result_field support of Item_ref
This commit is contained in:
unknown 2005-03-16 16:44:28 +03:00
commit a5c87958a6
3 changed files with 16 additions and 0 deletions
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8
mysql-test/t/func_gconcat.test
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@ -284,3 +284,11 @@ drop table t1;
CREATE TABLE t1 (id int);
SELECT GROUP_CONCAT(id) AS gc FROM t1 HAVING gc IS NULL;
DROP TABLE t1;
#
# Bug #8656: Crash with group_concat on alias in outer table
#
create table r2 (a int, b int);
insert into r2 values (1,1), (2,2);
select b x, (select group_concat(x) from r2) from r2;
drop table r2;