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https://dev.mysql.com/doc/refman/8.0/en/use.html
USE db_name The USE statement tells MySQL to use the named database as the default (current) database for subsequent statements. This statement requires some privilege for the database or some object within it. The named database remains the ...
https://dev.mysql.com/doc/refman/8.0/en/version-tokens-installation.html
To be usable by the server, the plugin library file must be located in the MySQL plugin directory (the directory named by the plugin_dir system variable). To avoid this overhead, do not install it unless you plan to use it. This section describes ...
https://dev.mysql.com/doc/refman/8.0/en/version-tokens.html
MySQL includes Version Tokens, a feature that enables creation of and synchronization around server tokens that applications can use to prevent accessing incorrect or out-of-date data. The Version Tokens interface has these characteristics: Version ...
https://dev.mysql.com/doc/refman/8.0/en/window-functions.html
MySQL supports window functions that, for each row from a query, perform a calculation using rows related to that row. The following sections discuss how to use window functions, including descriptions of the OVER and WINDOW clauses. For ...
https://dev.mysql.com/doc/refman/8.0/en/windows-initialize-data-directory.html
If you installed MySQL using the noinstall package, no data directory is included. To initialize the data directory, use the instructions at Section 2.9.1, “Initializing the Data Directory”.
https://dev.mysql.com/doc/refman/8.0/en/x-plugin-status-variables.html
Mysqlx_aborted_clients The number of clients that were disconnected because of an input or output error. Mysqlx_address The network address or addresses for which X Plugin accepts TCP/IP connections. If multiple addresses were specified using the ...
https://dev.mysql.com/doc/refman/8.0/en/sys-host-summary-by-statement-latency.html
total_latency The total wait time of timed statements for the host. max_latency The maximum single wait time of timed statements for the host. lock_latency The total time waiting for locks by timed statements for the host. The ...
https://dev.mysql.com/doc/refman/8.0/en/sys-host-summary-by-statement-type.html
total_latency The total wait time of timed occurrences of the statement event for the host. max_latency The maximum single wait time of timed occurrences of the statement event for the host. lock_latency The total time waiting for locks by timed ...
https://dev.mysql.com/doc/refman/8.0/en/sys-user-summary-by-statement-latency.html
total_latency The total wait time of timed statements for the user. max_latency The maximum single wait time of timed statements for the user. lock_latency The total time waiting for locks by timed statements for the user. The ...
https://dev.mysql.com/doc/refman/8.0/en/sys-user-summary-by-statement-type.html
total_latency The total wait time of timed occurrences of the statement event for the user. max_latency The maximum single wait time of timed occurrences of the statement event for the user. lock_latency The total time waiting for locks by timed ...