# # Run subselect.test without semi-join optimization (test materialize) # set @optimizer_switch_for_subselect_test='semijoin=off,mrr=on,mrr_sort_keys=on,index_condition_pushdown=on'; set join_cache_level=1; set @join_cache_level_for_subselect_test=@@join_cache_level; --source subselect.test set @optimizer_switch_for_subselect_test=null; set @join_cache_level_for_subselect_test=NULL;