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https://dev.mysql.com/doc/mysql-enterprise-backup/8.4/en/meb-troubleshooting.html
To troubleshoot issues regarding backup and restore with the MySQL Enterprise Backup product, consider the following aspects: Before troubleshooting any problem, familiarize yourself with the known limits and restrictions on the product, in ...
https://dev.mysql.com/doc/mysql-enterprise-backup/8.4/en/mysqlbackup.verify.html
You can then execute SHOW statements to verify the database and table structures, and execute queries to verify further details of the database. You can check the integrity of your backup using the validate command. The following is a sample ...
https://dev.mysql.com/doc/mysql-enterprise-backup/8.4/en/restoring.html
The ultimate purpose of backup data is to help recover from a database issue or to create a clone of the original database server in another location (typically, to run report queries or to create a new replica). After a serious database issue, you ...
https://dev.mysql.com/doc/mysql-enterprise-backup/8.4/en/trouble.logging.html
Besides the message output of MySQL Enterprise Backup to the stderr stream and the log file, progress and history of each backup are also logged into the mysql.backup_progress and mysql.backup_history tables on the backed-up servers (to skip ...
https://dev.mysql.com/doc/mysql-cluster-manager/8.4/en/mcm-attribute-tables-ndbd.html
ApiFailureHandlingTimeout: Maximum time for API node failure handling before escalating. Arbitration: How arbitration should be performed to avoid split-brain issues in event of node failure. Note that string '/BACKUP' is always appended to this ...
https://dev.mysql.com/doc/mysql-cluster-manager/8.4/en/mcm-client-commands.html
In addition, you cannot issue queries or other SQL statements in the MySQL Cluster Manager client. These commands are issued to the management agent using the mysql client program included with the MySQL NDB Cluster distribution (for information ...
https://dev.mysql.com/doc/mysql-cluster-manager/8.4/en/mcm-eventual-consistency.html
MySQL Cluster Manager guarantees eventual consistency among agents, meaning that: Any message communicated among agents is either delivered or not delivered to ALL agents (instead of delivered to some and missed by others). Order of delivery for ...
https://dev.mysql.com/doc/mysql-errors/8.4/en/client-error-reference.html
Client error messages originate from within the MySQL client library. Here is an example client error message, as displayed by the mysql client: $> mysql -h no-such-host ERROR 2005 (HY000): Unknown MySQL server host 'no-such-host' (0) Each client ...
https://dev.mysql.com/doc/c-api/8.4/en/c-api-asynchronous-interface.html
As of MySQL 8.0.16, the C API includes asynchronous functions that enable nonblocking communication with the MySQL server. Asynchronous functions enable development of applications that differ from the query processing model based on synchronous ...
https://dev.mysql.com/doc/c-api/8.4/en/c-api-optional-metadata.html
Suppression of metadata transfer by the client can improve performance, particularly for sessions that execute many queries that return few rows each. When a client executes a statement that produces a result set, MySQL makes available the data the ...