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https://dev.mysql.com/doc/refman/8.0/en/json-utility-functions.html
This section documents utility functions that act on JSON values, or strings that can be parsed as JSON values. JSON_PRETTY() prints out a JSON value in a format that is easy to read. JSON_STORAGE_SIZE() and JSON_STORAGE_FREE() show, respectively, ...
https://dev.mysql.com/doc/refman/8.0/en/miscellaneous-functions.html
The function return value and type are the same as the return value and type of its argument, but the function result is not checked for the ONLY_FULL_GROUP_BY SQL mode. As a result, the address value for rows within each name group is ...
https://dev.mysql.com/doc/refman/8.0/en/multiple-data-directories.html
Each MySQL Instance on a machine should have its own data directory. There are different methods of setting up a data directory for a new instance: Create a new data directory. Warning Normally, you should never have two servers that update data in ...
https://dev.mysql.com/doc/refman/8.0/en/myisamchk.html
The myisamchk utility gets information about your database tables or checks, repairs, or optimizes them. myisamchk works with MyISAM tables (tables that have .MYD and .MYI files for storing data and indexes). You can also use the CHECK TABLE and ...
https://dev.mysql.com/doc/refman/8.0/en/mysql-cluster-importing-data.html
It is common when setting up a new instance of NDB Cluster to need to import data from an existing NDB Cluster, instance of MySQL, or other source. This data is most often available in one or more of the following formats: An SQL dump file such as ...
https://dev.mysql.com/doc/refman/8.0/en/mysql-cluster-mgm-client-commands.html
In addition to the central configuration file, a cluster may also be controlled through a command-line interface available through the management client ndb_mgm. Commands for the event logs are given in Section 25.6.3, “Event Reports Generated in ...
https://dev.mysql.com/doc/refman/8.0/en/mysql-cluster-options-variables.html
This section provides information about MySQL server options, server and status variables that are specific to NDB Cluster. For general information on using these, and for other options and variables not specific to NDB Cluster, see Section 7.1, ...
https://dev.mysql.com/doc/refman/8.0/en/mysql-cluster-overview-requirements.html
One of the strengths of NDB Cluster is that it can be run on commodity hardware and has no unusual requirements in this regard, other than for large amounts of RAM, due to the fact that all live data storage is done in memory. (It is possible to ...
https://dev.mysql.com/doc/refman/8.0/en/mysql-cluster-programs-ndb-restore.html
The NDB Cluster restoration program is implemented as a separate command-line utility ndb_restore, which can normally be found in the MySQL bin directory. This program reads the files created as a result of the backup and inserts the stored ...
https://dev.mysql.com/doc/refman/8.0/en/mysql-cluster-replication-schema.html
ndb_apply_status Table ndb_binlog_index Table ndb_replication Table Replication in NDB Cluster makes use of a number of dedicated tables in the mysql database on each MySQL Server instance acting as an SQL node in both the cluster being replicated ...