From d2e66a6f199bd3c9e3fe82aabe617b8bf337aa01 Mon Sep 17 00:00:00 2001 From: Sergei Golubchik Date: Wed, 12 Jul 2017 13:46:15 +0200 Subject: MDEV-7828 Assertion `key_read == 0' failed in TABLE::enable_keyread with SELECT SQ and WHERE SQ already fixed by a7ed4644a6f. just add a test case, --- mysql-test/t/subselect.test | 10 ++++++++++ 1 file changed, 10 insertions(+) (limited to 'mysql-test/t/subselect.test') diff --git a/mysql-test/t/subselect.test b/mysql-test/t/subselect.test index c5f5b229656..50d9517043a 100644 --- a/mysql-test/t/subselect.test +++ b/mysql-test/t/subselect.test @@ -6023,3 +6023,13 @@ SELECT ( SELECT MAX(f1) FROM t2 ) FROM t1; drop view v1; drop table t1,t2; + +# +# MDEV-7828 Assertion `key_read == 0' failed in TABLE::enable_keyread with SELECT SQ and WHERE SQ +# +CREATE TABLE t1 (f1 INT, KEY(f1)) ENGINE=MyISAM; +INSERT t1 VALUES (4),(8); +CREATE TABLE t2 (f2 INT, KEY(f2)) ENGINE=MyISAM; +INSERT t2 VALUES (6),(9); +SELECT (SELECT MAX(sq.f2) FROM t1) FROM (SELECT * FROM t2) AS sq WHERE f2 = 2; +drop table t1, t2; -- cgit v1.2.1