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/* * Copyright (c) 2020, 2024, 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 */ /* * A metadata schema upgrade file must contain the following structure: * * 1) Version Tags indicating the source and target versions this upgrade script * handles, the format is: * * -- Source: <major>.<minor>.<patch> * -- Target: <major>.<minor>.<patch> * * 2) PRE SQL Statements: Statements to be executed before the actual migration * takes place, examples of statements include (but not limited to): * * - Data Backup * - Removal of conflicting objects: views, stored procedures * * 3) Metadata Deploy Tag: Indicates the target metadata schema to be deployed * once the PRE SQL statements are executed, the format is: * * -- Deploy: METADATA_MODEL_<major>_<minor>_<patch> * * This model will be taken from a sql file named: * * metadata-model-<major>-<minor>-<patch>.sql * * 4) POST SQL statements: Statements to be executed after the target metadata * model script has been executed, examples of statements include (but not * limited to): * * - Data Migration Statements * - Data Transformation Statements * - Cleanup */ -- Source: 2.0.0 -- Target: 2.1.0 -- PRE SQL Statements USE mysql_innodb_cluster_metadata; ALTER TABLE `mysql_innodb_cluster_metadata`.`clusters` ADD COLUMN `clusterset_id` VARCHAR(36) CHARACTER SET 'ascii' NULL DEFAULT NULL AFTER `router_options`, CHANGE COLUMN `cluster_id` `cluster_id` CHAR(36) CHARACTER SET 'ascii' NOT NULL; ALTER TABLE `mysql_innodb_cluster_metadata`.`clusters` MODIFY `cluster_name` VARCHAR(63) NOT NULL; ALTER TABLE `mysql_innodb_cluster_metadata`.`clusters` ADD UNIQUE (cluster_name); ALTER TABLE `mysql_innodb_cluster_metadata`.`instances` MODIFY `mysql_server_uuid` CHAR(36) NOT NULL; ALTER TABLE `mysql_innodb_cluster_metadata`.`routers` ADD COLUMN `clusterset_id` VARCHAR(36) CHARACTER SET 'ascii' NULL DEFAULT NULL AFTER `options`; -- Deploy: METADATA_MODEL_2_1_0 -- POST SQL Statements /* Migrates the data from the mysql_innodb_cluster_metadata_previous taken by the * upgrade engine before the upgrade is started. */ DELIMITER ;