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https://dev.mysql.com/doc/mysql-cluster-manager/8.4/en/mcm-install-upgrading.html
This section discusses upgrading MySQL Cluster Manager from a previous release to the latest release (currently 8.4.6), as well as providing basic guidance on upgrading the bundled MySQL NDB Cluster software. Notes Only upgrades from MySQL Cluster ...
https://dev.mysql.com/doc/mysql-cluster-manager/8.4/en/mcm-restore-cluster.html
Stop the cluster using stop cluster, then restart it using start cluster with the --initial option, which causes the data node file systems to be cleared. Following this, you can restore the cluster from the desired backup using restore cluster.
https://dev.mysql.com/doc/mysql-cluster-manager/8.4/en/mcm-using-start-client.html
This section covers starting the MySQL Cluster Manager client and connecting to the MySQL Cluster Manager agent. MySQL Cluster Manager 8.4.6 includes a command-line client mcm, located in the installation bin directory. You can connect to any MySQL ...
https://dev.mysql.com/doc/c-api/8.4/en/mysql-insert-id.html
If you must save the value for later, be sure to call mysql_insert_id() immediately after the statement that generates the value. uint64_t mysql_insert_id(MYSQL *mysql) Description Returns the value generated for an AUTO_INCREMENT column by the ...
https://dev.mysql.com/doc/relnotes/connector-j/en/news-8-4-0.html
(Bug #111031, Bug #35392222) When a SQLException is thrown, the calling of Messages.getString() is now delayed until it is really necessary, in order to save resources. Version 8.4.0 is a new GA release of MySQL Connector/J. MySQL Connector/J 8.4.0 ...
https://dev.mysql.com/doc/mysql-router/9.4/en/mysql-router-server-logging.html
Assuming this configuration is saved as /etc/mysqlrouter/logrotate.conf, it might be executed periodically (added to cron) as follows: [sudo] logrotate /etc/mysqlrouter/logrotate.conf . The logging feature can be handy for developing and testing ...
https://dev.mysql.com/doc/mysql-router/9.4/en/mysqlrouter.html
When used with --bootstrap, and if the configuration file already exists, a copy of the current file is saved with a .bak extension if the generated configuration file contents is different than the original. mysqlrouter Option Summaries ...
https://dev.mysql.com/doc/mysql-router/9.4/en/router-tls-cache.html
TLS sessions from client to router and router to server can be cached and resumed when needed. MySQL Router uses the following caches: Client TLS session cache: Caches TLS session from the client to MySQL Router. Server TLS session cache: Caches ...
https://dev.mysql.com/doc/mysql-shell/9.4/en/admin-api-routing-guidelines-examples.html
This example configures a Routing Guideline prioritizing local nodes but includes remote nodes as failover options. It routes read-write traffic to primary nodes and read-only traffic across secondary and scale-out nodes, with multiple fallback ...
https://dev.mysql.com/doc/mysql-shell/9.4/en/innodb-clusterset-failover.html
For example: mysql-js> \connect admin2@127.0.0.1:4410 Creating a session to 'admin2@127.0.0.1:4410' Please provide the password for 'admin2@127.0.0.1:4410': ******** Save password for 'admin2@127.0.0.1:4410'? [Y]es/[N]o/Ne[v]er (default No): ... An ...