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Current File : /home/rs/mysql/5.1/mysql-test/t/subselect_debug.test

--source include/have_debug.inc

#
# Bug #37627: Killing query with sum(exists()) or avg(exists()) reproducibly
# crashes server
#

CREATE TABLE t1(id INT);
INSERT INTO t1 VALUES (1),(2),(3),(4);
INSERT INTO t1 SELECT a.id FROM t1 a,t1 b,t1 c,t1 d;
# Setup the mysqld to crash at certain point
SET SESSION debug="d,subselect_exec_fail";
SELECT SUM(EXISTS(SELECT RAND() FROM t1)) FROM t1;
SELECT REVERSE(EXISTS(SELECT RAND() FROM t1));
SET SESSION debug=DEFAULT;
DROP TABLE t1;

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