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https://dev.mysql.com/doc/refman/8.0/en/replication-binlog-encryption-key-rotation.html
When binary log encryption is enabled, you can rotate the binary log master key at any time while the server is running by issuing ALTER INSTANCE ROTATE BINLOG MASTER KEY. You can rotate the binary log master key on a regular basis to comply with ...Binary log encryption keys that are no longer in use for any files after the re-encryption process are removed from the ...
https://dev.mysql.com/doc/refman/8.0/en/replication-semisync-installation.html
To enable the plugins, set the appropriate system variable either at runtime using SET GLOBAL, or at server startup on the command line or in an option file. Semisynchronous replication is implemented using plugins, which must be installed on the ...After a plugin has been installed, you control it by means of the system variables associated with ...
https://dev.mysql.com/doc/refman/8.0/en/replication-upgrade.html
When you upgrade servers that participate in a replication topology, you need to take into account each server's role in the topology and look out for issues specific to replication. For general information and instructions for upgrading a MySQL ...
https://dev.mysql.com/doc/refman/8.0/en/replication.html
In this environment, all writes and updates must take place on the source server. Replication is asynchronous by default; replicas do not need to be connected permanently to receive updates from a source. This model can improve the performance of ...
https://dev.mysql.com/doc/refman/8.0/en/signal.html
SIGNAL provides error information to a handler, to an outer portion of the application, or to the client. SIGNAL Overview Signal Condition Information Items Effect of Signals on Handlers, Cursors, and Statements SIGNAL Overview The condition_value ...Also, it provides control over the error's characteristics (error number, SQLSTATE value, ...
https://dev.mysql.com/doc/refman/8.0/en/storage-engines.html
NDB (also known as NDBCLUSTER): This clustered database engine is particularly suited for applications that require the highest possible degree of uptime and availability. Storage engines are MySQL components that handle the SQL operations for ...
https://dev.mysql.com/doc/refman/8.0/en/group-replication-responses-failure-expel.html
You can use the group_replication_member_expel_timeout system variable, which is available from MySQL 8.0.13, to allow additional time between the creation of a suspicion and the expulsion of the suspect member. A further short period of time might ...A group member is then expelled when another member's suspicion of it (or its own suspicion of itself) times ...A suspicion is created when ...
https://dev.mysql.com/doc/refman/8.0/en/partitioning-handling-nulls.html
This means that treatment of NULL varies between partitioning of different types, and may produce behavior which you do not expect if you are not prepared for it. This being the case, we discuss in this section how each MySQL partitioning type ...
https://dev.mysql.com/doc/refman/8.0/en/create-table-select.html
For example: mysql> CREATE TABLE test (a INT NOT NULL AUTO_INCREMENT, -> PRIMARY KEY (a), KEY(b)) -> ENGINE=InnoDB SELECT b,c FROM test2; This creates an InnoDB table with three columns, a, b, and c. The ENGINE option is part of the CREATE TABLE ...
https://dev.mysql.com/doc/refman/8.0/en/fips-mode.html
At runtime, the OpenSSL library and OpenSSL FIPS Object Module must be available as shared (dynamically linked) objects. MySQL supports FIPS mode when a supported OpenSSL library and FIPS Object Module are available on the host system. This ...FIPS ...