/usr/lib/mysql-testsuite/t/subquery_none.test is in mysql-testsuite-5.6 5.6.16-1~exp1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 | #
# Run subquery.inc without any of the socalled 6.0 features.
#
--disable_query_log
if (`select locate('semijoin', @@optimizer_switch) > 0`)
{
set optimizer_switch='semijoin=off';
}
if (`select locate('materialization', @@optimizer_switch) > 0`)
{
set optimizer_switch='materialization=off';
}
if (`select locate('index_condition_pushdown', @@optimizer_switch) > 0`)
{
set optimizer_switch='index_condition_pushdown=off';
}
if (`select locate('mrr', @@optimizer_switch) > 0`)
{
set optimizer_switch='mrr=off';
}
--enable_query_log
--source include/subquery.inc
set optimizer_switch=default;
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