myisam_mrr_cost_all.test

# This tests the functionality of the Myisam engine
# These testcases also exist in InnoDB engine
# All tests are required to run with Myisam
# Hence MTR starts mysqld with MyISAM as default

--source include/force_myisam_default.inc
--source include/have_myisam.inc

#
# MRR/MyISAM tests.
# (Runs with all 6.0 optimizer switches on)
#

--source include/have_semijoin.inc
--source include/have_materialization.inc
--source include/have_firstmatch.inc
--source include/have_loosescan.inc
--source include/have_index_condition_pushdown.inc
--source include/have_mrr.inc

set optimizer_switch='semijoin=on,materialization=on,firstmatch=on,loosescan=on,index_condition_pushdown=on,mrr=on,mrr_cost_based=on';

set @read_rnd_buffer_size_save= @@read_rnd_buffer_size;
set read_rnd_buffer_size=79;
select @@read_rnd_buffer_size;

-- source include/mrr_tests.inc

set @@read_rnd_buffer_size= @read_rnd_buffer_size_save;
set optimizer_switch=default;