x$host_summary_by_statement_latency
This page is part of MariaDB's Documentation.
The parent of this page is: Sys Database Tables for MariaDB Enterprise Server
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SCHEMA
VIEW `x$host_summary_by_statement_latency` AS SELECT
if(`performance_schema`.`events_statements_summary_by_host_by_event_name`.`HOST` is null,'background',`performance_schema`.`events_statements_summary_by_host_by_event_name`.`HOST`) AS `host`,
sum(`performance_schema`.`events_statements_summary_by_host_by_event_name`.`COUNT_STAR`) AS `total`,
sum(`performance_schema`.`events_statements_summary_by_host_by_event_name`.`SUM_TIMER_WAIT`) AS `total_latency`,
max(`performance_schema`.`events_statements_summary_by_host_by_event_name`.`MAX_TIMER_WAIT`) AS `max_latency`,
sum(`performance_schema`.`events_statements_summary_by_host_by_event_name`.`SUM_LOCK_TIME`) AS `lock_latency`,
sum(`performance_schema`.`events_statements_summary_by_host_by_event_name`.`SUM_ROWS_SENT`) AS `rows_sent`,
sum(`performance_schema`.`events_statements_summary_by_host_by_event_name`.`SUM_ROWS_EXAMINED`) AS `rows_examined`,
sum(`performance_schema`.`events_statements_summary_by_host_by_event_name`.`SUM_ROWS_AFFECTED`) AS `rows_affected`,
sum(`performance_schema`.`events_statements_summary_by_host_by_event_name`.`SUM_NO_INDEX_USED`) + sum(`performance_schema`.`events_statements_summary_by_host_by_event_name`.`SUM_NO_GOOD_INDEX_USED`) AS `full_scans`
FROM `performance_schema`.`events_statements_summary_by_host_by_event_name` group by if(`performance_schema`.`events_statements_summary_by_host_by_event_name`.`HOST` is null,'background',`performance_schema`.`events_statements_summary_by_host_by_event_name`.`HOST`) order by sum(`performance_schema`.`events_statements_summary_by_host_by_event_name`.`SUM_TIMER_WAIT`) desc