set optimizer_switch='semijoin=on,materialization=on,firstmatch=on,loosescan=on,index_condition_pushdown=on,mrr=on,mrr_cost_based=off';
--source suite/xengine_main/include/order_by.inc
set optimizer_switch=default;
--source suite/xengine/include/check_xengine_log_error.inc