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build/extraResources/mysql/share/install_rewriter.sql

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+/* Copyright (c) 2015, 2025, Oracle and/or its affiliates.
+
+   This program is free software; you can redistribute it and/or modify
+   it under the terms of the GNU General Public License, version 2.0,
+   as published by the Free Software Foundation.
+
+   This program is designed to work with certain software (including
+   but not limited to OpenSSL) that is licensed under separate terms,
+   as designated in a particular file or component or in included license
+   documentation.  The authors of MySQL hereby grant you an additional
+   permission to link the program and your derivative works with the
+   separately licensed software that they have either included with
+   the program or referenced in the documentation.
+
+   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, version 2.0, 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 */
+
+CREATE DATABASE IF NOT EXISTS query_rewrite;
+
+CREATE TABLE IF NOT EXISTS query_rewrite.rewrite_rules (
+  id INT NOT NULL AUTO_INCREMENT PRIMARY KEY,
+  pattern VARCHAR(5000) CHARACTER SET utf8mb4 COLLATE utf8mb4_bin NOT NULL,
+  pattern_database VARCHAR(20) CHARACTER SET utf8mb4 COLLATE utf8mb4_bin,
+  replacement VARCHAR(5000) CHARACTER SET utf8mb4 COLLATE utf8mb4_bin NOT NULL,
+  enabled ENUM('YES', 'NO') CHARACTER SET utf8mb4 COLLATE utf8mb4_bin NOT NULL
+    DEFAULT 'YES',
+  message VARCHAR(1000) CHARACTER SET utf8mb4 COLLATE utf8mb4_bin,
+  pattern_digest VARCHAR(64),
+  normalized_pattern VARCHAR(100)
+) DEFAULT CHARSET = utf8mb4 ENGINE = INNODB;
+
+INSTALL PLUGIN rewriter SONAME 'rewriter.dll';
+CREATE FUNCTION load_rewrite_rules RETURNS STRING
+SONAME 'rewriter.dll';
+
+DELIMITER //
+
+CREATE PROCEDURE query_rewrite.flush_rewrite_rules()
+BEGIN
+  DECLARE message_text VARCHAR(100);
+  COMMIT;
+  SELECT load_rewrite_rules() INTO message_text;
+  IF NOT message_text IS NULL THEN
+    SIGNAL SQLSTATE '45000' SET MESSAGE_TEXT = message_text;
+  END IF;
+END //
+
+DELIMITER ;