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https://dev.mysql.com/doc/refman/9.7/en/information-schema-events-table.html
The EVENTS table provides information about Event Manager events, which are discussed in Section 27.5, “Using the Event Scheduler”. The EVENTS table has these columns: EVENT_CATALOG The name of the catalog to which the event belongs.
https://dev.mysql.com/doc/refman/9.7/en/information-schema-processlist-table.html
Important INFORMATION_SCHEMA.PROCESSLIST is deprecated and subject to removal in a future MySQL release. As such, the implementation of SHOW PROCESSLIST which uses this table is also deprecated. It is recommended to use the Performance Schema ...
https://dev.mysql.com/doc/refman/9.7/en/information-schema-routines-table.html
The ROUTINES table provides information about stored routines (stored procedures and stored functions). The ROUTINES table does not include built-in (native) functions or loadable functions. The ROUTINES table has these columns: SPECIFIC_NAME The ...
https://dev.mysql.com/doc/refman/9.7/en/innodb-persistent-stats.html
The persistent optimizer statistics feature improves plan stability by storing statistics to disk and making them persistent across server restarts so that the optimizer is more likely to make consistent choices each time for a given query.
https://dev.mysql.com/doc/refman/9.7/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/9.7/en/mysqldump.html
The mysqldump client utility performs logical backups, producing a set of SQL statements that can be executed to reproduce the original database object definitions and table data. It dumps one or more MySQL databases for backup or transfer to ...
https://dev.mysql.com/doc/refman/9.7/en/performance-schema-binary-log-transaction-compression-stats-table.html
This table shows statistical information for transaction payloads written to the binary log and relay log, and can be used to calculate the effects of enabling binary log transaction compression. For information on binary log transaction ...
https://dev.mysql.com/doc/refman/9.7/en/performance-schema-clone-progress-table.html
The clone_progress table shows progress information for the current or last executed cloning operation only. The stages of a cloning operation include DROP DATA, FILE COPY, PAGE_COPY, REDO_COPY, FILE_SYNC, RESTART, and RECOVERY. The table therefore ...
https://dev.mysql.com/doc/refman/9.7/en/performance-schema-clone-status-table.html
The clone_status table shows the status of the current or last executed cloning operation only. The table only ever contains one row of data, or is empty. The clone_status table has these columns: ID A unique cloning operation identifier in the ...
https://dev.mysql.com/doc/refman/9.7/en/performance-schema-persisted-variables-table.html
The persisted_variables table provides an SQL interface to the mysqld-auto.cnf file that stores persisted global system variable settings, enabling the file contents to be inspected at runtime using SELECT statements. Variables are persisted using ...