Crash when using min/max loose scan

Bug #993745 reported by Igor Babaev on 2012-05-03
6
This bug affects 1 person
Affects Status Importance Assigned to Milestone
MariaDB
Fix Released
Critical
Timour Katchaounov

Bug Description

The following sequence of commands causes a crash in mariadb-5.2:

CREATE TABLE t1(a BLOB, b VARCHAR(255) CHARSET LATIN1, c INT, KEY(b, c, a(765))) ENGINE=INNODB;
INSERT INTO t1(a, b, c) VALUES ('', 'a', 0), ('', 'a', null), ('', 'a', 0);
SELECT MIN(c) FROM t1 GROUP BY b;

(see also bug #13723054 for mysql code line)

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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