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https://dev.mysql.com/doc/refman/9.7/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/9.7/en/faqs-cjk.html
This set of Frequently Asked Questions derives from the experience of MySQL's Support and Development groups in handling many inquiries about CJK (Chinese-Japanese-Korean) issues. What problems should I be aware of when working with the Big5 ...
https://dev.mysql.com/doc/refman/9.7/en/ibd2sdi.html
ibd2sdi is a utility for extracting serialized dictionary information (SDI) from InnoDB tablespace files. ibd2sdi can be run on file-per-table tablespace files (*.ibd files), general tablespace files (*.ibd files), system tablespace files (ibdata* ...
https://dev.mysql.com/doc/refman/9.7/en/aggregate-functions.html
This section describes aggregate functions that operate on sets of values. They are often used with a GROUP BY clause to group values into subsets. If you use an aggregate function in a statement containing no GROUP BY clause, it is equivalent to ...
https://dev.mysql.com/doc/refman/9.7/en/audit-log-component-file-reading.html
The audit log component supports functions that provide an SQL interface for reading audit log files. When the audit log component initializes, it uses the directory containing the current audit log file as the location to search for readable audit ...
https://dev.mysql.com/doc/refman/9.7/en/audit-log-file-reading.html
Important The audit_log plugin is deprecated, and is being replaced by the audit_log component. Deprecation of the plugin means that you should expect the plugin to be removed in a future version of MySQL. For more information about the audit log ...
https://dev.mysql.com/doc/refman/9.7/en/binary-log-transaction-compression.html
MySQL supports binary log transaction compression; when this is enabled, transaction payloads are compressed using the zstd algorithm, and then written to the server's binary log file as a single event (a Transaction_payload_event). Compressed ...
https://dev.mysql.com/doc/refman/9.7/en/clone-plugin-options-variables.html
This section describes the system variables that control operation of the clone plugin. If values specified at startup are incorrect, the clone plugin may fail to initialize properly and the server does not load it. In this case, the server may ...
https://dev.mysql.com/doc/refman/9.7/en/clone-plugin-replication.html
In addition to cloning data, a cloning operation extracts replication coordinates from the donor and transfers them to the recipient, which enables using the clone plugin for provisioning Group Replication members and replicas. Using the clone ...
https://dev.mysql.com/doc/refman/9.7/en/connection-control-component-configuration.html
The Connection Control component exposes the following system variables: component_connection_control.failed_connections_threshold: This is the number of consecutive failed connection attempts by a given account which are allowed before the server ...