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https://dev.mysql.com/doc/refman/5.7/en/performance-schema-processlist-table.html
This is the same value displayed in the Id column of the SHOW PROCESSLIST statement, displayed in the PROCESSLIST_ID column of the Performance Schema threads table, and returned by the CONNECTION_ID() function within the thread. Note The ...
https://dev.mysql.com/doc/refman/5.7/en/performance-schema-replication-group-members-table.html
This table shows network and status information for replication group members. The network addresses shown are the addresses used to connect clients to the group, and should not be confused with the member's internal group communication address ...
https://dev.mysql.com/doc/refman/5.7/en/performance-schema-statement-summary-tables.html
Each row summarizes events for a given stored program (stored procedure or function, trigger, or event). The Performance Schema maintains tables for collecting current and recent statement events, and aggregates that information in summary tables.
https://dev.mysql.com/doc/refman/5.7/en/performance-schema-timing.html
For example, the standard gettimeofday() function can take hundreds of cycles, which is an unacceptable overhead for data gathering that may occur thousands or millions of times per second. Events are collected by means of instrumentation added to ...
https://dev.mysql.com/doc/refman/5.7/en/performance-schema.html
In general, an event could be a function call, a wait for the operating system, a stage of an SQL statement execution such as parsing or sorting, or an entire statement or group of statements. The MySQL Performance Schema is a feature for ...
https://dev.mysql.com/doc/refman/5.7/en/perl-support.html
Although earlier versions are available, they do not support the full functionality of MySQL 5.7. The Perl DBI module provides a generic interface for database access. You can write a DBI script that works with many different database engines ...
https://dev.mysql.com/doc/refman/5.7/en/plugin-loading.html
Server plugins must be loaded into the server before they can be used. It is also possible to control the activation state of loaded plugins at startup, and to unload them at runtime. While a plugin is loaded, information about it is available as ...
https://dev.mysql.com/doc/refman/5.7/en/plugin-services.html
MySQL server plugins have access to server “plugin services.” The plugin services interface complements the plugin API by exposing server functionality that plugins can call. For developer information about writing plugin services, see MySQL ...
https://dev.mysql.com/doc/refman/5.7/en/preface.html
This manual is not intended for use with older versions of the MySQL software due to the many functional and other differences between MySQL 5.7 and previous versions. This is the Reference Manual for the MySQL Database System, version 5.7, through ...
https://dev.mysql.com/doc/refman/5.7/en/replace-third-party-yum.html
mysql_upgrade also performs other functions; see Section 4.4.7, “mysql_upgrade — Check and Upgrade MySQL Tables” for details. For supported Yum-based platforms (see Section 2.5.1, “Installing MySQL on Linux Using the MySQL Yum ...