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https://dev.mysql.com/doc/mysql-enterprise-backup/8.4/en/mysqlbackup-os-user.html
For Linux and other Unix-like platforms: mysqlbackup does not record file ownership or permissions of the files that are backed up. To ensure no file permission issues prevent a server to be backed up, restored, and restarted successfully, it is ...
https://dev.mysql.com/doc/mysql-cluster-manager/8.4/en/mcm-attribute-tables-mysqld.html
ndb-blob-read-batch-bytes: Specifies size in bytes that large BLOB reads should be batched into. ndb-blob-write-batch-bytes: Specifies size in bytes that large BLOB writes should be batched into. ndb-cluster-connection-pool-nodeids: Comma-separated ...
https://dev.mysql.com/doc/mysql-cluster-manager/8.4/en/mcm-attribute-tables-other.html
AllowUnresolvedHostNames: When false (default), failure by management node to resolve host name results in fatal error; when true, unresolved host names are reported as warnings only. Checksum: If checksum is enabled, all signals between nodes are ...
https://dev.mysql.com/doc/mysql-cluster-manager/8.4/en/mcm-install-tarball.html
Extract the MySQL Cluster Manager 8.4.6 program and other files from the distribution archive. You must install a copy of MySQL Cluster Manager on each computer that you intend to use as a MySQL NDB Cluster host. In other words, you need to install ...
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-import-cluster-procedure.html
The importing process consists generally of the steps listed here: Prepare the “wild” cluster for migration. Create and configure in MySQL Cluster Manager a “target” cluster whose configuration matches that of the “wild” cluster.
https://dev.mysql.com/doc/mysql-cluster-manager/8.4/en/mcm-using-import-cluster-verify-pid-files.html
You must verify that each process in the wild cluster has a valid PID file. For purposes of this discussion, a valid PID file has the following characteristics: The file name is in the format of ndb_node_id.pid, where node_id is the node ID used ...
https://dev.mysql.com/doc/c-api/8.4/en/c-api-auto-reconnect.html
The MySQL client library can perform an automatic reconnection to the server if it finds that the connection is down when you attempt to send a statement to the server to be executed. If auto-reconnect is enabled, the library tries once to ...
https://dev.mysql.com/doc/c-api/8.4/en/c-api-data-structures.html
This section describes C API data structures other than those used for prepared statements, the asynchronous interface, or the replication stream interface. For information about those, see Section 6.2, “C API Prepared Statement Data ...
https://dev.mysql.com/doc/c-api/8.4/en/mysql-free-ssl-session-data.html
bool mysql_free_ssl_session_data(MYSQL *, void *data) Description mysql_free_ssl_session_data() disposes of a session data handle that was obtained previously by calling mysql_get_ssl_session_data(). Never call this function for any session that is ...