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https://dev.mysql.com/doc/refman/8.4/en/mysql-cluster-ndbinfo-dict-obj-info.html
(The dict_obj_types table can be queried for a list of all the types.) This information includes the object's type, state, parent object (if any), and fully qualified name. The dict_obj_info table provides information about NDB data dictionary ...
https://dev.mysql.com/doc/refman/8.4/en/mysql-cluster-ndbinfo-membership.html
The membership table describes the view that each data node has of all the others in the cluster, including node group membership, president node, arbitrator, arbitrator successor, arbitrator connection states, and other information. We determine ...
https://dev.mysql.com/doc/refman/8.4/en/mysql-cluster-ndbinfo-server-locks.html
This may be useful for correlating locking patterns with specific MySQL user sessions, queries, or use cases. The server_locks table is similar in structure to the cluster_locks table, and provides a subset of the information found in the latter ...
https://dev.mysql.com/doc/refman/8.4/en/mysql-cluster-ndbinfo-threadstat.html
The threadstat table provides a rough snapshot of statistics for threads running in the NDB kernel. The values of the os_ru_utime, os_ru_stime, os_ru_minflt, os_ru_majflt, os_ru_nvcsw, and os_ru_nivcsw columns are obtained using the system ...
https://dev.mysql.com/doc/refman/8.4/en/mysql-cluster-ndbinfo-transporters.html
Notes For each running data node in the cluster, the transporters table displays a row showing the status of each of that node's connections with all nodes in the cluster, including itself. This information is shown in the table's status column, ...
https://dev.mysql.com/doc/refman/8.4/en/mysql-cluster-overview.html
NDB Cluster is a technology that enables clustering of in-memory databases in a shared-nothing system. The shared-nothing architecture enables the system to work with very inexpensive hardware, and with a minimum of specific requirements for ...
https://dev.mysql.com/doc/refman/8.4/en/mysql-cluster-privilege-synchronization.html
A statement granting the NDB_STORED_USER privilege, such as GRANT NDB_STORED_USER ON *.* TO 'cluster_app_user'@'localhost', works by directing NDB to create a snapshot using the queries SHOW CREATE USER cluster_app_user@localhost and SHOW GRANTS FOR ... Privilege synchronization is the mechanism used by NDB Cluster for sharing and synchronizing users, roles, and privileges between SQL ...
https://dev.mysql.com/doc/refman/8.4/en/mysql-cluster-quick.html
To familiarize you with the basics, we describe the simplest possible configuration for a functional NDB Cluster. After this, you should be able to design your desired setup from the information provided in the other relevant sections of this ...
https://dev.mysql.com/doc/refman/8.4/en/mysql-cluster-replication-backups.html
This section discusses making backups and restoring from them using NDB Cluster replication. We assume that the replication servers have already been configured as covered previously (see Section 25.7.5, “Preparing the NDB Cluster for ...
https://dev.mysql.com/doc/refman/8.4/en/mysql-cluster-tde.html
The following sections provide information about NDB data node file system encryption. Start the management server with either --initial or --reload to cause it to read the updated configuration file. Perform a rolling initial start (or restart) of ...