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https://dev.mysql.com/doc/refman/8.4/en/json-validation-functions.html
You can obtain precise information about the nature of the failure—in this case, that the latitude value exceeds the maximum defined in the schema—by issuing a SHOW WARNINGS statement: mysql> SHOW WARNINGS\G *************************** 1. MySQL ...
https://dev.mysql.com/doc/refman/8.4/en/keyring-hashicorp-plugin.html
Keyring operations performed by those functions are accessible at two levels: SQL interface: In SQL statements, call the functions described in Section 8.4.4.12, “General-Purpose Keyring Key-Management Functions”. Reconfiguration at runtime can ... Note The keyring_hashicorp plugin is an extension included in MySQL Enterprise Edition, a commercial ...
https://dev.mysql.com/doc/refman/8.4/en/keyring-oci-component.html
Check the server error log, correct the configuration issues, and use the ALTER INSTANCE RELOAD KEYRING statement to reload the configuration. Keyring operations performed by those functions are accessible in SQL statements as described in Section ... Note The Oracle Cloud Infrastructure Vault keyring component is included in MySQL Enterprise Edition, a commercial ...
https://dev.mysql.com/doc/refman/8.4/en/keyring-plugin-installation.html
Verify plugin installation by examining the Information Schema PLUGINS table or use the SHOW PLUGINS statement (see Section 7.6.2, “Obtaining Server Plugin Information”). Plugins can be loaded by methods other than --early-plugin-load, such as ... Keyring service consumers require that a keyring component or plugin be installed: To use a keyring plugin, begin with the instructions ...
https://dev.mysql.com/doc/refman/8.4/en/mysql-cluster-config-example.html
To support NDB Cluster, you should update my.cnf as shown in the following example. You may also specify these parameters on the command line when invoking the executables. Note The options shown here should not be confused with those that are used ...
https://dev.mysql.com/doc/refman/8.4/en/mysql-cluster-limitations-exclusive-to-cluster.html
Schema operations (DDL statements) are rejected while any data node restarts. The following are limitations specific to the NDB storage engine: Machine architecture. All machines used in the cluster must have the same architecture. That is, all ...
https://dev.mysql.com/doc/refman/8.4/en/mysql-cluster-limitations-multiple-nodes.html
A LOCK TABLES statement or GET_LOCK() call works only for the SQL node on which the lock is issued; no other SQL node in the cluster “sees” this lock. This is true for a lock issued by any statement that locks tables as part of its operations.
https://dev.mysql.com/doc/refman/8.4/en/mysql-cluster-ndbinfo-nodes.html
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 provides the node's node ID, status, and uptime. For nodes that are starting, it also shows the ...
https://dev.mysql.com/doc/refman/8.4/en/mysql-cluster-programs-ndb-blob-tool.html
This tool can be used to check for and remove orphaned BLOB column parts from NDB tables, as well as to generate a file listing any orphaned parts. It is sometimes useful in diagnosing and repairing corrupted or damaged NDB tables containing BLOB ...
https://dev.mysql.com/doc/refman/8.4/en/mysql-cluster-replication-failover.html
In this case, you need to determine the latest epoch on this replica to the exclusion of any epochs from any other replicas in this replica's binary log that were not listed in the IGNORE_SERVER_IDS options of the CHANGE REPLICATION SOURCE TO ... In ...