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https://dev.mysql.com/doc/refman/8.0/en/mysql-cluster-ndbinfo-table-info.html
The table_info table provides information about logging, checkpointing, distribution, and storage options in effect for individual NDB tables.
https://dev.mysql.com/doc/refman/8.0/en/mysql-cluster-ndbinfo-table-replicas.html
The table_replicas table provides information about the copying, distribution, and checkpointing of NDB table fragments and fragment replicas.
https://dev.mysql.com/doc/refman/8.0/en/mysql-cluster-ndbinfo-threadblocks.html
The threadblocks table associates data nodes, threads, and instances of NDB kernel blocks. The threadblocks table contains the following columns: node_id Node ID thr_no Thread ID block_name Block name block_instance Block instance number Notes The ...
https://dev.mysql.com/doc/refman/8.0/en/mysql-cluster-news.html
Changes in NDB Cluster releases are documented separately from this reference manual; you can find release notes for the changes in each NDB Cluster 8.0 release at NDB 8.0 Release Notes. You can obtain release notes for older versions of NDB ...
https://dev.mysql.com/doc/refman/8.0/en/mysql-cluster-nodes-groups.html
It is common for the terms “node” and “data node” to be used interchangeably when referring to an ndbd or ndbmtd process; where mentioned, management nodes (ndb_mgmd processes) and SQL nodes (mysqld processes) are specified as such in this ... This section discusses the manner in which NDB Cluster divides and duplicates data for ...
https://dev.mysql.com/doc/refman/8.0/en/mysql-cluster-online-add-node.html
This section describes how to add NDB Cluster data nodes “online”—that is, without needing to shut down the cluster completely and restart it as part of the process. Important Currently, you must add new data nodes to an NDB Cluster as part ...
https://dev.mysql.com/doc/refman/8.0/en/mysql-cluster-programs-ndb-print-frag-file.html
It is intended for use in helping to diagnose issues with data node restarts. Each fragment file contains records of the fragments belonging to each NDB table. For more information about cluster fragment files, see NDB Cluster Data Node File System ...
https://dev.mysql.com/doc/refman/8.0/en/mysql-cluster-programs-ndb-print-schema-file.html
Usage ndb_print_schema_file file_name file_name is the name of a cluster schema file. For more information about cluster schema files, see NDB Cluster Data Node File System Directory. Like ndb_print_backup_file and ndb_print_sys_file (and unlike ...
https://dev.mysql.com/doc/refman/8.0/en/mysql-cluster-programs-ndb-print-sys-file.html
ndb_print_sys_file obtains diagnostic information from an NDB Cluster system file. Usage ndb_print_sys_file file_name file_name is the name of a cluster system file (sysfile). Cluster system files are located in a data node's data directory ...
https://dev.mysql.com/doc/refman/8.0/en/mysql-cluster-replication-two-channels.html
First, the mysqld processes for the primary and secondary replication source servers must be started, followed by those for the primary and secondary replicas. In a more complete example scenario, we envision two replication channels to provide ...