/* Copyright (c) 2014, 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: ps_check_lost_instrumentation
 * 
 * Used to check whether Performance Schema is not able to monitor
 * all runtime data - only returns variables that have lost instruments
 *
 * mysql> select * from ps_check_lost_instrumentation;
 * +----------------------------------------+----------------+
 * | variable_name                          | variable_value |
 * +----------------------------------------+----------------+
 * | Performance_schema_file_handles_lost   | 101223         |
 * | Performance_schema_file_instances_lost | 1231           |
 * +----------------------------------------+----------------+
 *
 */

CREATE OR REPLACE
  ALGORITHM = MERGE
  DEFINER = 'root'@'localhost'
  SQL SECURITY INVOKER 
VIEW ps_check_lost_instrumentation (
  variable_name,
  variable_value
)
AS
SELECT variable_name, variable_value
  FROM information_schema.global_status
 WHERE variable_name LIKE 'perf%lost'
   AND variable_value > 0;
