diff --git a/sql/sql_select.cc b/sql/sql_select.cc index 96ac6f43c45..5dc50c92104 100644 --- a/sql/sql_select.cc +++ b/sql/sql_select.cc @@ -1073,6 +1073,7 @@ JOIN::optimize_inner() DBUG_ENTER("JOIN::optimize"); do_send_rows = (unit->select_limit_cnt) ? 1 : 0; + DEBUG_SYNC(thd, "before_join_optimize"); THD_STAGE_INFO(thd, stage_optimizing);