Crash on a query with GROUP BY and user variables
Bug #1001506 reported by
Igor Babaev
This bug affects 1 person
| Affects | Status | Importance | Assigned to | Milestone | |
|---|---|---|---|---|---|
| MariaDB |
Fix Released
|
Critical
|
Timour Katchaounov | ||
Bug Description
The following simple test case causes a crash of the server in MariaDB 5.2/5.3/5.5:
CREATE TABLE t1(a int);
INSERT INTO t1 VALUES (1), (2);
SELECT DISTINCT @a:=MIN(t1.a) FROM t1, t1 AS t2
GROUP BY @b:=(SELECT COUNT(*) > t2.a);
DROP TABLE t1;
(See also bug #57197 from bugs.mysql.com)
Related branches
| Changed in maria: | |
| status: | New → Confirmed |
| importance: | Undecided → Critical |
| assignee: | nobody → Timour Katchaounov (timour) |
| milestone: | none → 5.2 |
| Changed in maria: | |
| status: | Confirmed → In Progress |
| Changed in maria: | |
| status: | In Progress → Fix Released |
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