53 lines
2.4 KiB
SQL
53 lines
2.4 KiB
SQL
-- Copyright (c) 2013, 2016, Oracle and/or its affiliates. All rights reserved.
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--
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-- This program is free software; you can redistribute it and/or modify
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-- it under the terms of the GNU General Public License, version 2.0,
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-- as published by the Free Software Foundation.
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--
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-- This program is also distributed with certain software (including
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-- but not limited to OpenSSL) that is licensed under separate terms,
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-- as designated in a particular file or component or in included license
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-- documentation. The authors of MySQL hereby grant you an additional
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-- permission to link the program and your derivative works with the
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-- separately licensed software that they have included with MySQL.
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--
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-- This program is distributed in the hope that it will be useful,
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-- but WITHOUT ANY WARRANTY; without even the implied warranty of
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-- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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-- GNU General Public License, version 2.0, for more details.
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--
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-- You should have received a copy of the GNU General Public License
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-- along with this program; if not, write to the Free Software
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-- Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
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DROP VIEW IF EXISTS test.nstats_diff;
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DROP VIEW IF EXISTS test.nstats_current;
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DROP TABLE IF EXISTS test.nstats_baseline;
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-- ndbapi slave stats in both, global_status and session_status
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CREATE OR REPLACE VIEW test.nstats_current AS
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SELECT variable_name AS name, variable_value AS value
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FROM performance_schema.global_status
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-- WHERE variable_name LIKE 'ndb_api%';
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WHERE variable_name LIKE 'ndb_api%count';
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-- WHERE variable_name LIKE 'ndb_api%slave';
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-- SELECT * FROM test.nstats_current;
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CREATE TABLE IF NOT EXISTS test.nstats_baseline(
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name VARCHAR(64) PRIMARY KEY,
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value VARCHAR(1024) ) ENGINE = MEMORY;
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-- REPLACE INTO test.nstats_baseline
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-- SELECT * FROM test.nstats_current;
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-- SELECT * FROM test.nstats_baseline;
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-- \. nstats_reset.sql
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CREATE OR REPLACE VIEW test.nstats_diff AS
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-- SELECT c.name, c.value - b.value AS diff
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-- SELECT c.name, CAST(c.value AS SIGNED) - CAST(b.value AS SIGNED) AS diff
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SELECT c.name, CAST(c.value AS DECIMAL(64)) - CAST(b.value AS DECIMAL(64)) AS diff
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FROM test.nstats_current AS c, test.nstats_baseline AS b
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WHERE c.name = b.name;
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-- WHERE c.name = b.name AND (c.value - b.value > 0);
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-- SELECT * FROM test.nstats_diff;
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-- \. nstats_diff.sql
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