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https://dev.mysql.com/doc/refman/8.0/en/sys-ps-setup-reset-to-default.html
row *************************** status: Resetting: setup_actors DELETE FROM performance_schema.setup_actors WHERE NOT (HOST = '%' AND USER = '%' AND ROLE = '%') *************************** 1. Parameters in_verbose BOOLEAN: Whether to display ...
https://dev.mysql.com/doc/refman/8.0/en/backup-and-recovery.html
If the primary fails, a secondary is automatically promoted to the role of primary, and MySQL Router routes requests to the new primary. It is important to back up your databases so that you can recover your data and be up and running again in case ...
https://dev.mysql.com/doc/refman/8.0/en/atomic-ddl.html
Account management statements: CREATE, ALTER, DROP, and, if applicable, RENAME statements for users and roles, as well as GRANT and REVOKE statements. An atomic DDL statement combines the data dictionary updates, storage engine operations, and ...
https://dev.mysql.com/doc/refman/8.0/en/upgrade-best-practices.html
MySQL supports upgrading between minor versions (within an LTS series) and to the next major version (across an LTS series). LTS releases have 8+ years of support and are meant for production use. Performing a minor version upgrade is ...
https://dev.mysql.com/doc/refman/8.0/en/upgrading-from-previous-series.html
Before upgrading to MySQL 8.0, review the changes described in this section to identify those that apply to your current MySQL installation and applications. Changes marked as Incompatible change are incompatibilities with earlier versions of ...
https://dev.mysql.com/doc/refman/8.0/en/what-is-mysql.html
Since computers are very good at handling large amounts of data, database management systems play a central role in computing, as standalone utilities, or as parts of other applications. MySQL, the most popular Open Source SQL database management ...
https://dev.mysql.com/doc/refman/8.0/en/mysql-cluster-basics.html
NDBCLUSTER (also known as NDB) is an in-memory storage engine offering high-availability and data-persistence features. The NDBCLUSTER storage engine can be configured with a range of failover and load-balancing options, but it is easiest to start ...
https://dev.mysql.com/doc/refman/8.0/en/mysql-cluster-privilege-synchronization.html
NDB 8.0 introduces a new mechanism for sharing and synchronizing users, roles, and privileges between SQL nodes connected to an NDB Cluster. A statement granting the NDB_STORED_USER privilege, such as GRANT NDB_STORED_USER ON *.* TO ...
https://dev.mysql.com/doc/refman/8.0/en/MySQLInstallerConsole.html
MySQLInstallerConsole.exe provides command-line functionality that is similar to MySQL Installer. This reference includes: MySQL Product Names Command Syntax Command Actions The console is installed when MySQL Installer is initially executed and ...
https://dev.mysql.com/doc/refman/8.0/en/nested-join-optimization.html
The following discussion refers to the join syntax described in Section 15.2.13.2, “JOIN Clause”. The syntax of table_factor is extended in comparison with the SQL Standard. The latter accepts only table_reference, not a list of them inside a ...