-- Copyright (c) 2014, 2015, Oracle and/or its affiliates. All rights reserved. -- -- This program is free software; you can redistribute it and/or modify -- it under the terms of the GNU General Public License as published by -- the Free Software Foundation; version 2 of the License. -- -- This program is distributed in the hope that it will be useful, -- but WITHOUT ANY WARRANTY; without even the implied warranty of -- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the -- GNU General Public License for more details. -- -- You should have received a copy of the GNU General Public License -- along with this program; if not, write to the Free Software -- Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA -- -- View: user_summary_by_statement_latency -- -- Summarizes overall statement statistics by user. -- -- When the user found is NULL, it is assumed to be a "background" thread. -- -- mysql> select * from user_summary_by_statement_latency; -- +------+-------+---------------+-------------+--------------+-----------+---------------+---------------+------------+ -- | user | total | total_latency | max_latency | lock_latency | rows_sent | rows_examined | rows_affected | full_scans | -- +------+-------+---------------+-------------+--------------+-----------+---------------+---------------+------------+ -- | root | 3381 | 00:02:09.13 | 1.48 s | 1.07 s | 1151 | 93947 | 150 | 91 | -- +------+-------+---------------+-------------+--------------+-----------+---------------+---------------+------------+ -- CREATE OR REPLACE ALGORITHM = TEMPTABLE DEFINER = 'root'@'localhost' SQL SECURITY INVOKER VIEW user_summary_by_statement_latency ( user, total, total_latency, max_latency, lock_latency, rows_sent, rows_examined, rows_affected, full_scans ) AS SELECT IF(user IS NULL, 'background', user) AS user, SUM(count_star) AS total, sys.format_time(SUM(sum_timer_wait)) AS total_latency, sys.format_time(SUM(max_timer_wait)) AS max_latency, sys.format_time(SUM(sum_lock_time)) AS lock_latency, SUM(sum_rows_sent) AS rows_sent, SUM(sum_rows_examined) AS rows_examined, SUM(sum_rows_affected) AS rows_affected, SUM(sum_no_index_used) + SUM(sum_no_good_index_used) AS full_scans FROM performance_schema.events_statements_summary_by_user_by_event_name GROUP BY IF(user IS NULL, 'background', user) ORDER BY SUM(sum_timer_wait) DESC;