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https://dev.mysql.com/doc/refman/9.7/en/mysql-cluster-programs-ndb-select-all.html
--connect-retries Command-Line Format --connect-retries=# Type Integer Default Value 12 Minimum Value 0 Maximum Value 12 Number of times to retry connection before giving up. This does not affect the output of numerals contained in strings or ...
https://dev.mysql.com/doc/refman/9.7/en/mysql-cluster-programs-ndb-select-count.html
--connect-retries Command-Line Format --connect-retries=# Type Integer Default Value 12 Minimum Value 0 Maximum Value 12 Number of times to retry connection before giving up. ndb_select_count prints the number of rows in one or more NDB tables.
https://dev.mysql.com/doc/refman/9.7/en/mysql-cluster-ps-tables.html
row *************************** NAME: memory/ndbcluster/Thd_ndb::batch_mem_root ENABLED: YES TIMED: NULL PROPERTIES: VOLATILITY: 0 DOCUMENTATION: Memory used for transaction batching 1 row in set (0.01 sec) . NDB provides information in the MySQL ...
https://dev.mysql.com/doc/refman/9.7/en/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 replica on this host as well as for any ...
https://dev.mysql.com/doc/refman/9.7/en/mysql-cluster-replication-issues.html
This section discusses known problems or issues when using replication with NDB Cluster. A loss of connection can occur either between the source cluster SQL node and the replica cluster SQL node, or between the source SQL node and the data nodes ...
https://dev.mysql.com/doc/refman/9.7/en/mysql-cluster-replication-multi-source.html
It is possible to use NDB Cluster for bidirectional replication between two clusters, as well as for circular replication between any number of clusters. Each cluster has two SQL nodes, with SQL nodes A and B belonging to Cluster 1, SQL nodes C and ...
https://dev.mysql.com/doc/refman/9.7/en/mysql-cluster-replication-preparation.html
If the source cluster is already in use, you can create a backup of the source and load this onto the replica to cut down on the amount of time required for the replica to synchronize itself with the source. Preparing the NDB Cluster for ...
https://dev.mysql.com/doc/refman/9.7/en/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/doc/refman/9.7/en/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/doc/refman/9.7/en/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 ...