1 files changed, 60 insertions, 0 deletions
diff --git a/scripts/sys_schema/views/p_s/user_summary.sql b/scripts/sys_schema/views/p_s/user_summary.sql
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+++ b/scripts/sys_schema/views/p_s/user_summary.sql
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+-- 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
+--
+-- Summarizes statement activity, file IO and connections by user.
+-- 
+-- When the user found is NULL, it is assumed to be a "background" thread.  
+--
+-- mysql> select * from user_summary;
+-- +------+------------+-------------------+-----------------------+-------------+----------+-----------------+---------------------+-------------------+--------------+
+-- | user | statements | statement_latency | statement_avg_latency | table_scans | file_ios | file_io_latency | current_connections | total_connections | unique_hosts |
+-- +------+------------+-------------------+-----------------------+-------------+----------+-----------------+---------------------+-------------------+--------------+
+-- | root |       2924 | 00:03:59.53       | 81.92 ms              |          82 |    54702 | 55.61 s         |                   1 |                 1 |            1 |
+-- +------+------------+-------------------+-----------------------+-------------+----------+-----------------+---------------------+-------------------+--------------+
+--
+
+CREATE OR REPLACE
+  ALGORITHM = TEMPTABLE
+  DEFINER = 'mariadb.sys'@'localhost'
+  SQL SECURITY INVOKER 
+VIEW user_summary (
+  user,
+  statements,
+  statement_latency,
+  statement_avg_latency,
+  table_scans,
+  file_ios,
+  file_io_latency,
+  current_connections,
+  total_connections,
+  unique_hosts
+) AS
+SELECT IF(accounts.user IS NULL, 'background', accounts.user) AS user,
+       SUM(stmt.total) AS statements,
+       sys.format_time(SUM(stmt.total_latency)) AS statement_latency,
+       sys.format_time(IFNULL(SUM(stmt.total_latency) / NULLIF(SUM(stmt.total), 0), 0)) AS statement_avg_latency,
+       SUM(stmt.full_scans) AS table_scans,
+       SUM(io.ios) AS file_ios,
+       sys.format_time(SUM(io.io_latency)) AS file_io_latency,
+       SUM(accounts.current_connections) AS current_connections,
+       SUM(accounts.total_connections) AS total_connections,
+       COUNT(DISTINCT host) AS unique_hosts
+  FROM performance_schema.accounts
+  LEFT JOIN sys.x$user_summary_by_statement_latency AS stmt ON IF(accounts.user IS NULL, 'background', accounts.user) = stmt.user
+  LEFT JOIN sys.x$user_summary_by_file_io AS io ON IF(accounts.user IS NULL, 'background', accounts.user) = io.user
+ GROUP BY IF(accounts.user IS NULL, 'background', accounts.user);