https://dev.mysql.com/mysql-cluster-replication-failover.html
In the event that the primary Cluster replication process fails, it is possible to switch over to the secondary replication channel. This means that the ndb_apply_status table contains information for the slave on this host as well as for any other ...
https://dev.mysql.com/mysql-cluster-replication-issues.html
This section discusses known problems or issues when using replication with NDB Cluster 8.0. A loss of connection can occur either between the replication master SQL node and the replication slave SQL node, or between the replication master SQL ...
https://dev.mysql.com/mysql-cluster-replication-multi-master.html
It is possible to use NDB Cluster in multi-master replication, including circular replication between a number of NDB Clusters. Each cluster has two SQL nodes, with SQL nodes A and B belonging to Cluster 1, SQL nodes C and D belonging to Cluster 2, ...
https://dev.mysql.com/mysql-cluster-replication-preparation.html
If the master cluster is already in use, you can create a backup of the master and load this onto the slave to cut down on the amount of time required for the slave to synchronize itself with the master. Preparing the NDB Cluster for replication ...
https://dev.mysql.com/mysql-cluster-security-mysql-security-procedures.html
Without FLUSH PRIVILEGES, the changes do not take effect until the next time that the server is restarted. In this section, we discuss MySQL standard security procedures as they apply to running NDB Cluster. In general, any standard procedure for ...
https://dev.mysql.com/mysql-cluster-sql-statements.html
You can also query the tables in the ndbinfo information database for real-time data about many NDB Cluster operations. This section discusses several SQL statements that can prove useful in managing and monitoring a MySQL server that is connected ...
https://dev.mysql.com/mysql-cluster-start-phases.html
This occurs either when the cluster started for the very first time, or when all data nodes are restarted using the --initial option. This section provides a simplified outline of the steps involved when NDB Cluster data nodes are started. More ...
https://dev.mysql.com/mysql-enterprise-backup.html
For these reasons, hot backups are desirable when your database “grows up” -- when the data is large enough that the backup takes significant time, and when your data is important enough to your business that you must capture every last change, ... MySQL Enterprise Backup performs hot backup operations for MySQL ...
https://dev.mysql.com/mysql-fetch-field.html
mysql_fetch_field() is reset to return information about the first field each time you execute a new SELECT query. This should be made configurable sometime.) Once you've retrieved the result set, field->max_length contains the length of the largest ... MYSQL_FIELD *mysql_fetch_field(MYSQL_RES *result) Returns the definition of one column of a result set as a MYSQL_FIELD ...
https://dev.mysql.com/mysql-innodb-cluster-clone-deployment.html
For a cluster with a large amount of previously processed transactions it could take a long time for the new instance to recover all of the transactions before being able to join the cluster. In MySQL 8.0.17, InnoDB cluster integrates the MySQL ...
