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https://dev.mysql.com/doc/refman/8.0/en/mysql-cluster-ndbinfo-cluster-operations.html
The cluster_operations table provides a per-operation (stateful primary key op) view of all activity in the NDB Cluster from the point of view of the local data management (LQH) blocks (see The DBLQH Block). (Currently, the MySQL Server does not ...
https://dev.mysql.com/doc/refman/8.0/en/mysql-cluster-ndbinfo-cluster-transactions.html
The cluster_transactions table shows information about all ongoing transactions in an NDB Cluster. (Currently, the MySQL Server does not expose the NDB API transaction ID of an ongoing transaction.) block_instance refers to an instance of a kernel ...
https://dev.mysql.com/doc/refman/8.0/en/mysql-cluster-ndbinfo-dictionary-columns.html
The table provides NDB dictionary information about columns of NDB tables.
https://dev.mysql.com/doc/refman/8.0/en/mysql-cluster-ndbinfo-dictionary-tables.html
dictionary_tables contains the columns listed here: table_id The table' unique ID database_name Name of the database containing the table table_name Name of the table status The table status; one of New, Changed, Retrieved, Invalid, or Altered.
https://dev.mysql.com/doc/refman/8.0/en/mysql-cluster-ndbinfo-hash-maps.html
id The hash map's unique ID version Hash map version (integer) state Hash map state; see Object::State for values and descriptions.
https://dev.mysql.com/doc/refman/8.0/en/mysql-cluster-ndbinfo-nodes.html
The nodes table contains the following columns: node_id The data node's unique node ID in the cluster. This table contains information on the status of data nodes. For each data node that is running in the cluster, a corresponding row in this table ...
https://dev.mysql.com/doc/refman/8.0/en/mysql-cluster-ndbinfo-pgman-time-track-stats.html
This table provides information regarding the latency of disk operations for NDB Cluster Disk Data tablespaces. The size of the page read to or written from a Disk Data tablespace is always 32 KB. Log wait latency (log_waits column) is the length ...
https://dev.mysql.com/doc/refman/8.0/en/mysql-cluster-ndbinfo-processes.html
The processes table contains the following columns: node_id The node's unique node ID in the cluster node_type Type of node (management, data, or API node; see text) node_version Version of the NDB software program running on this node. This table ...
https://dev.mysql.com/doc/refman/8.0/en/mysql-cluster-ndbinfo-resources.html
The resources table contains the following columns: node_id The unique node ID of this data node. This table provides information about data node resource availability and usage. reserved The amount reserved for this resource, as a number of 32KB ...
https://dev.mysql.com/doc/refman/8.0/en/mysql-cluster-ndbinfo-server-operations.html
The transaction ID (transid) is a unique 64-bit number which can be obtained using the NDB API's getTransactionId() method. The server_operations table contains entries for all ongoing NDB operations that the current SQL node (MySQL Server) is ...