TYPE=VIEW query=select if(`performance_schema`.`events_waits_summary_by_host_by_event_name`.`HOST` is null,\'background\',`performance_schema`.`events_waits_summary_by_host_by_event_name`.`HOST`) AS `host`,sum(`performance_schema`.`events_waits_summary_by_host_by_event_name`.`COUNT_STAR`) AS `ios`,sum(`performance_schema`.`events_waits_summary_by_host_by_event_name`.`SUM_TIMER_WAIT`) AS `io_latency` from `performance_schema`.`events_waits_summary_by_host_by_event_name` where `performance_schema`.`events_waits_summary_by_host_by_event_name`.`EVENT_NAME` like \'wait/io/file/%\' group by if(`performance_schema`.`events_waits_summary_by_host_by_event_name`.`HOST` is null,\'background\',`performance_schema`.`events_waits_summary_by_host_by_event_name`.`HOST`) order by sum(`performance_schema`.`events_waits_summary_by_host_by_event_name`.`SUM_TIMER_WAIT`) desc md5=901c381d3d98dbb46350e5bbae184d88 updatable=0 algorithm=2 definer_user=mariadb.sys definer_host=localhost suid=0 with_check_option=0 timestamp=0001720713586191887 create-version=2 source=SELECT IF(host IS NULL, \'background\', host) AS host,\n SUM(count_star) AS ios,\n SUM(sum_timer_wait) AS io_latency\n FROM performance_schema.events_waits_summary_by_host_by_event_name\n WHERE event_name LIKE \'wait/io/file/%\'\n GROUP BY IF(host IS NULL, \'background\', host)\n ORDER BY SUM(sum_timer_wait) DESC; client_cs_name=utf8mb3 connection_cl_name=utf8mb3_general_ci view_body_utf8=select if(`performance_schema`.`events_waits_summary_by_host_by_event_name`.`HOST` is null,\'background\',`performance_schema`.`events_waits_summary_by_host_by_event_name`.`HOST`) AS `host`,sum(`performance_schema`.`events_waits_summary_by_host_by_event_name`.`COUNT_STAR`) AS `ios`,sum(`performance_schema`.`events_waits_summary_by_host_by_event_name`.`SUM_TIMER_WAIT`) AS `io_latency` from `performance_schema`.`events_waits_summary_by_host_by_event_name` where `performance_schema`.`events_waits_summary_by_host_by_event_name`.`EVENT_NAME` like \'wait/io/file/%\' group by if(`performance_schema`.`events_waits_summary_by_host_by_event_name`.`HOST` is null,\'background\',`performance_schema`.`events_waits_summary_by_host_by_event_name`.`HOST`) order by sum(`performance_schema`.`events_waits_summary_by_host_by_event_name`.`SUM_TIMER_WAIT`) desc mariadb-version=101108