File: ps_qc_innodb.test

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--source include/have_query_cache.inc
--source include/have_innodb.inc

--echo #
--echo # MDEV-15492: Subquery crash similar to MDEV-10050
--echo #

SET @qcs.save= @@global.query_cache_size, @qct.save= @@global.query_cache_type;
SET GLOBAL query_cache_size= 512*1024*1024, query_cache_type= ON;

--connect (con1,localhost,root,,test)
CREATE TABLE t1 (a INT) ENGINE=InnoDB;
CREATE TABLE t2 (b INT) ENGINE=InnoDB;
CREATE VIEW v AS select a from t1 join t2;

PREPARE stmt1 FROM "SELECT * FROM t1 WHERE a in (SELECT a FROM v)";

--connect (con2,localhost,root,,test)
PREPARE stmt2 FROM "SELECT * FROM t1 WHERE a in (SELECT a FROM v)";
EXECUTE stmt2;

--connection con1
EXECUTE stmt1;
INSERT INTO t2 VALUES (0);
EXECUTE stmt1;
START TRANSACTION;
EXECUTE stmt1;

# Cleanup
--disconnect con1
--disconnect con2
--connection default
DROP VIEW v;
DROP TABLE t1, t2;
SET GLOBAL query_cache_size= @qcs.save, query_cache_type= @qct.save;