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https://dev.mysql.com/doc/refman/9.7/en/mysql-cluster-ndbinfo-cpudata-20sec.html
The cpudata_20sec table provides data about CPU usage per 20-second interval over the last 400 seconds.
https://dev.mysql.com/doc/refman/9.7/en/mysql-cluster-ndbinfo-cpudata-50ms.html
The cpudata_50ms table provides data about CPU usage per 50-millisecond interval over the last second.
https://dev.mysql.com/doc/refman/9.7/en/information-schema-innodb-cmpmem-table.html
The INNODB_CMPMEM and INNODB_CMPMEM_RESET tables provide status information on compressed pages within the InnoDB buffer pool. The INNODB_CMPMEM and INNODB_CMPMEM_RESET tables have these columns: PAGE_SIZE The block size in bytes. PAGES_USED The ...
https://dev.mysql.com/doc/refman/9.7/en/audit-log-component-logging-configuration.html
This section describes how to configure audit logging characteristics, such as the file to which the audit log component writes events, the format of written events, whether to enable log file compression and encryption, and space management. The ...
https://dev.mysql.com/doc/refman/9.7/en/audit-log-file-formats.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/audit-log-logging-configuration.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/time.html
MySQL retrieves and displays TIME values in 'hh:mm:ss' format (or 'hhh:mm:ss' format for large hours values). The hours part may be so large because the TIME type can be used not only to represent a time of day (which must be less than 24 hours), ...
https://dev.mysql.com/doc/refman/9.7/en/sys-format-time.html
Note format_time() is deprecated, and subject to removal in a future MySQL version. Applications that use it should be migrated to use the built-in FORMAT_PICO_TIME() function instead. See Section 14.22, “Performance Schema Functions” Given a ...
https://dev.mysql.com/doc/refman/9.7/en/slow-query-log.html
The slow query log consists of SQL statements that take more than long_query_time seconds to execute and require at least min_examined_row_limit rows to be examined. The slow query log can be used to find queries that take a long time to execute ...
https://dev.mysql.com/doc/refman/9.7/en/create-event.html
CREATE [DEFINER = user] EVENT [IF NOT EXISTS] event_name ON SCHEDULE schedule [ON COMPLETION [NOT] PRESERVE] [ENABLE | DISABLE | DISABLE ON {REPLICA | SLAVE}] [COMMENT 'string'] DO event_body schedule: { AT timestamp [+ INTERVAL interval] ... The ...