config root man

# The include statement below is a temp one for tests that are yet to
#be ported to run with InnoDB,
#but needs to be kept for tests that would need MyISAM in future.
--source include/force_myisam_default.inc

# 
# Run subquery_mat.inc with subquery materialization
#

--source include/have_materialization.inc
set optimizer_switch='materialization=on';

--disable_query_log
if (`select locate('semijoin', @@optimizer_switch) > 0`) 
{
  set optimizer_switch='semijoin=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

set global innodb_large_prefix=off;
--source include/subquery_mat.inc
set global innodb_large_prefix=default;

set optimizer_switch=default;