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77 lines
2.7 KiB
SQL
77 lines
2.7 KiB
SQL
-- Copyright (c) 2014, 2015, 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 as published by
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-- the Free Software Foundation; version 2 of the License.
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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 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 FUNCTION IF EXISTS ps_is_instrument_default_enabled;
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DELIMITER $$
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CREATE DEFINER='mariadb.sys'@'localhost' FUNCTION ps_is_instrument_default_enabled (
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in_instrument VARCHAR(128)
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)
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RETURNS ENUM('YES', 'NO')
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COMMENT '
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Description
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-----------
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Returns whether an instrument is enabled by default in this version of MySQL.
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Parameters
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-----------
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in_instrument VARCHAR(128):
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The instrument to check.
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Returns
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-----------
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ENUM(\'YES\', \'NO\')
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Example
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-----------
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mysql> SELECT sys.ps_is_instrument_default_enabled(\'statement/sql/select\');
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+--------------------------------------------------------------+
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| sys.ps_is_instrument_default_enabled(\'statement/sql/select\') |
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+--------------------------------------------------------------+
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| YES |
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+--------------------------------------------------------------+
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1 row in set (0.00 sec)
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'
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SQL SECURITY INVOKER
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DETERMINISTIC
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READS SQL DATA
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BEGIN
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DECLARE v_enabled ENUM('YES', 'NO');
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-- Currently the same in all versions
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SET v_enabled = IF(in_instrument LIKE 'wait/io/file/%'
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OR in_instrument LIKE 'wait/io/table/%'
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OR in_instrument LIKE 'statement/%'
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OR in_instrument LIKE 'memory/performance_schema/%'
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OR in_instrument IN ('wait/lock/table/sql/handler', 'idle')
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/*!50707
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OR in_instrument LIKE 'stage/innodb/%'
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OR in_instrument = 'stage/sql/copy to tmp table'
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*/
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,
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'YES',
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'NO'
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);
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RETURN v_enabled;
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END$$
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DELIMITER ;
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