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https://dev.mysql.com/doc/refman/8.4/en/mysql-cluster-ndbinfo-config-nodes.html
The node_type column displays one of the following three values: MGM: Management node. The node_hostname column shows the node host as specified in the config.ini file. The config_nodes table shows nodes configured in an NDB Cluster config.ini file. For each node, the table displays a row containing the node ID, the type of node (management node, data node, or API node), and the name or IP address of the host on which the node is configured to ...
https://dev.mysql.com/doc/refman/8.4/en/mysql-cluster-ndbinfo-config-values.html
The config_values table contains the following columns: node_id ID of the node in the cluster config_param The parameter's internal ID number config_value Current value of the parameter Notes This table's config_param column and the config_params ...
https://dev.mysql.com/doc/refman/8.4/en/mysql-cluster-ndbinfo-error-messages.html
The error_messages table provides information about The error_messages table contains the following columns: error_code Numeric error code error_description Description of error error_status Error status code error_classification Error ...This is ...
https://dev.mysql.com/doc/refman/8.4/en/mysql-cluster-ndbinfo-membership.html
If the president fails or becomes disconnected, the current node expects the node whose ID is shown in the successor column to become the new president. The succession_order column shows the place in the succession queue that the current node views ... 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 ...
https://dev.mysql.com/doc/refman/8.4/en/mysql-cluster-ndbinfo-memoryusage.html
The memoryusage table contains the following columns: node_id The node ID of this data node. Notes The total column represents the total amount of memory in bytes available for the given resource (data memory or index memory) on a particular data ...
https://dev.mysql.com/doc/refman/8.4/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. The ... This ...
https://dev.mysql.com/doc/refman/8.4/en/mysql-cluster-ndbinfo-server-operations.html
(Currently, the MySQL Server does not expose the NDB API transaction ID of an ongoing transaction.) The operation_type column can take any one of the values READ, READ-SH, READ-EX, INSERT, UPDATE, DELETE, WRITE, UNLOCK, REFRESH, SCAN, SCAN-SH, ...
https://dev.mysql.com/doc/refman/8.4/en/mysql-cluster-programs-ndb-size-pl.html
This is a Perl script that can be used to estimate the amount of space that would be required by a MySQL database if it were converted to use the NDBCLUSTER storage engine. Unlike the other utilities discussed in this section, it does not require ...
https://dev.mysql.com/doc/refman/8.4/en/mysql-shell-tutorial-javascript-documents-in-tables.html
You can combine traditional data with JSON documents by storing the documents in columns having a native JSON data type. city Table Description The city table has five columns (or fields). In the following example, a document is passed as the final ... In MySQL, a table may contain traditional relational data, JSON values, or ...
https://dev.mysql.com/doc/refman/8.4/en/mysql-shell-tutorial-python-documents-in-tables.html
You can combine traditional data with JSON documents by storing the documents in columns having a native JSON data type. city Table Description The city table has five columns (or fields). In the following example, a document is passed as the final ... In MySQL, a table may contain traditional relational data, JSON values, or ...