Edit File: myisam_mrr.test
# # MRR/MyISAM tests. # (Turns off all other 6.0 optimizer switches than MRR) # --source include/have_mrr.inc set optimizer_switch='mrr=on,mrr_cost_based=off'; --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'; } --enable_query_log 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;