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https://dev.mysql.com/doc/refman/8.4/en/common-errors.html
This section lists some errors that users frequently encounter when running MySQL programs. Although the problems show up when you try to run client programs, the solutions to many of the problems involves changing the configuration of the MySQL ...
https://dev.mysql.com/doc/refman/8.4/en/communication-errors.html
If the log_error_verbosity system variable is set to 3, you might find messages like this in your error log: [Note] Aborted connection 854 to db: 'employees' user: 'josh' If a client is unable even to connect, the server increments the ... If ...
https://dev.mysql.com/doc/refman/8.4/en/compatibility.html
We are not afraid to add extensions to SQL or support for non-SQL features if this greatly increases the usability of MySQL Server for a large segment of our user base. This section describes how MySQL relates to the ANSI/ISO SQL standards. MySQL ...
https://dev.mysql.com/doc/refman/8.4/en/controlling-optimizer.html
Like other data dictionary tables, this table is not directly accessible by users. MySQL provides optimizer control through system variables that affect how query plans are evaluated, switchable optimizations, optimizer and index hints, and the ...
https://dev.mysql.com/doc/refman/8.4/en/controlling-query-plan-evaluation.html
A more flexible method for query optimization enables the user to control how exhaustive the optimizer is in its search for an optimal query evaluation plan. The task of the query optimizer is to find an optimal plan for executing an SQL query.
https://dev.mysql.com/doc/refman/8.4/en/daemon-keyring-proxy-plugin.html
This is facilitated using the plugin named daemon_keyring_proxy_plugin that acts as a bridge between the plugin and component service APIs, and enables keyring plugins to continue to be used with no change to user-visible characteristics. MySQL ...
https://dev.mysql.com/doc/refman/8.4/en/date-and-time-types.html
This is useful when you want to store a “possibly wrong” value which the user has specified (for example, in a web form) in the database for future processing. The date and time data types for representing temporal values are DATE, TIME, ...
https://dev.mysql.com/doc/refman/8.4/en/deploy-mysql-nonlinux-docker.html
Other platforms are not supported, and users running the MySQL Docker images from Oracle on them are doing so at their own risk. Warning The MySQL Docker images provided by Oracle are built specifically for Linux platforms. This section discusses ...
https://dev.mysql.com/doc/refman/8.4/en/document-store-interfaces.html
The MySQL Shell User Guide at MySQL Shell 8.4 provides detailed information about configuring and using MySQL Shell. To work with MySQL as a document store, you use dedicated components and a choice of clients that support communicating with the ...
https://dev.mysql.com/doc/refman/8.4/en/drop-resource-group.html
If FORCE is given, existing threads in the group are moved to their respective default group (system threads to SYS_default, user threads to USR_default). DROP RESOURCE GROUP group_name [FORCE] DROP RESOURCE GROUP is used for resource group ...