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https://dev.mysql.com/doc/mysql-cluster-manager/8.4/en/mcm-using-backup-restore-basic.html
This section describes backing up and restoring a MySQL NDB Cluster, with examples of complete and partial restore operations. Note that the backup cluster and restore cluster commands work with NDB tables only; tables using other MySQL storage ...
https://dev.mysql.com/doc/mysql-cluster-manager/8.4/en/mcm-using-backup-restore-fewer-data-nodes.html
Sometimes, you want to transfer data from your cluster to another one that has fewer data nodes—for example, when you want to scale down your cluster or prepare a smaller replica cluster for a replication setup. While the methods described in ...
https://dev.mysql.com/doc/mysql-cluster-manager/8.4/en/mcm-using-backup-restore-missing.html
It is possible using MySQL Cluster Manager to perform a partial restore of a MySQL NDB Cluster—that is, to restore from a backup in which backup images from one or more data nodes are not available. This option causes one or more nodes to be ...
https://dev.mysql.com/doc/mysql-cluster-manager/8.4/en/mcm-using-backup-restore-simple.html
To create a backup, use the backup cluster command with the name of the cluster as an argument, similar to what is shown here: mcm> backup cluster mycluster; +-------------------------------+ | Command result | +-------------------------------+ | ...
https://dev.mysql.com/doc/c-api/8.4/en/c-api-prepared-statement-problems.html
Here follows a list of the currently known problems with prepared statements: TIME, TIMESTAMP, and DATETIME do not support parts of seconds (for example, from DATE_FORMAT()). When converting an integer to string, ZEROFILL is honored with prepared ...
https://dev.mysql.com/doc/relnotes/connector-j/en/news-8-0-13.html
Version 8.0.13 is the latest General Availability release of the 8.0 series of MySQL Connector/J. It is suitable for use with MySQL Server versions 8.0, 5.7, 5.6, and 5.5. It supports the Java Database Connectivity (JDBC) 4.2 API, and implements ...
https://dev.mysql.com/doc/mysql-shell/9.4/en/mysql-shell-extension-createresult-data-specification.html
The data definition of a result is composed of the following elements: Column metadata: the column names and their types. Automatically Defined Column Data The first dictionary defined in data is used to automatically determine the column metadata.
https://dev.mysql.com/doc/mysql-shell/9.4/en/mysql-shell-utilities-json-mysqlsh.html
With the mysqlsh command interface, you invoke the JSON import utility as follows: mysqlsh user@host:port/mydb -- util importJson <path> [options] or mysqlsh user@host:port/mydb -- util import-json <path> [options] For information on this syntax, ...
https://dev.mysql.com/doc/mysql-shell/9.4/en/registered-routers.html
You can bootstrap multiple instances of MySQL Router against InnoDB Cluster or InnoDB ReplicaSet. To show a list of all registered MySQL Router instances, issue: Cluster.listRouters() The result provides information about each registered MySQL ...
https://dev.mysql.com/doc/mysql-shell/9.4/en/upgrade-mysql-clusterset.html
To upgrade the server instances in an InnoDB ClusterSet, complete the following steps: Upgrade MySQL Router. Check the versions of the installed binaries: mysqlrouter --version: Checks the version of MySQL Router installed. To upgrade MySQL Router, ...