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https://dev.mysql.com/doc/refman/8.0/en/using-innodb-tables.html
You can determine the default storage engine on a MySQL Server instance by issuing the following statement: mysql> SELECT @@default_storage_engine; +--------------------------+ | @@default_storage_engine | +--------------------------+ | InnoDB | ...
https://dev.mysql.com/doc/refman/8.0/en/validate-password.html
The validate_password component serves to improve security by requiring account passwords and enabling strength testing of potential passwords. This component exposes system variables that enable you to configure password policy, and status ...
https://dev.mysql.com/doc/refman/8.0/en/view-check-option.html
The WITH CHECK OPTION clause can be given for an updatable view to prevent inserts to rows for which the WHERE clause in the select_statement is not true. It also prevents updates to rows for which the WHERE clause is true but the update would ...
https://dev.mysql.com/doc/refman/8.0/en/window-function-restrictions.html
Using such functions in a subquery of these statements (to select rows) is permitted. As of MySQL 8.0.28, a maximum of 127 windows is supported for a given SELECT. Note that a single query may use multiple SELECT clauses, and each of these clauses ... The SQL standard imposes a constraint on window functions that they cannot be used in UPDATE or DELETE statements to update ...
https://dev.mysql.com/doc/refman/8.0/en/window-functions-named-windows.html
Windows can be defined and given names by which to refer to them in OVER clauses. If present in a query, the WINDOW clause falls between the positions of the HAVING and ORDER BY clauses, and has this syntax: WINDOW window_name AS (window_spec) [, ...
https://dev.mysql.com/doc/refman/8.0/en/windows-installation.html
For example: Developer Default: Provides a setup type that includes the selected version of MySQL Server and other MySQL tools related to MySQL development, such as MySQL Workbench. Server Only: Provides a setup for the selected version of MySQL ...
https://dev.mysql.com/doc/refman/8.0/en/windows-restrictions.html
The following restrictions apply to use of MySQL on the Windows platform: Process memory On Windows 32-bit platforms, it is not possible by default to use more than 2GB of RAM within a single process, including MySQL. This is because the physical ...
https://dev.mysql.com/doc/refman/8.0/en/windows-start-service.html
To make it easier to invoke MySQL programs, you can add the path name of the MySQL bin directory to your Windows system PATH environment variable: On the Windows desktop, right-click the My Computer icon, and select Properties. Next select the ...
https://dev.mysql.com/doc/refman/8.0/en/working-with-null.html
The NULL value can be surprising until you get used to it. Conceptually, NULL means “a missing unknown value” and it is treated somewhat differently from other values. In MySQL, 0 or NULL means false and anything else means true. This special ...
https://dev.mysql.com/doc/refman/8.0/en/x-plugin-connection-compression.html
The default compression levels used by X Plugin from MySQL 8.0.20 have been selected through performance testing as being a good trade-off between compression time and network transit time. When message compression is in use, the session ... From ...