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https://dev.mysql.com/doc/refman/8.4/en/firewall-elements.html
Stored procedures perform tasks such as registering firewall profiles, establishing their operational mode, and managing transfer of firewall data between the cache and persistent storage. MySQL Enterprise Firewall is based on a plugin library that ...
https://dev.mysql.com/doc/refman/8.4/en/full-text-adding-collation.html
Warning User-defined collations are deprecated; you should expect support for them to be removed in a future version of MySQL. The server issues a warning for any use of COLLATE user_defined_collation in an SQL statement; a warning is also issued ...
https://dev.mysql.com/doc/refman/8.4/en/general-tablespaces.html
RENAME TO operations are implicitly performed in autocommit mode regardless of the autocommit setting. A general tablespace is a shared InnoDB tablespace that is created using CREATE TABLESPACE syntax. The server keeps tablespace metadata in memory ...
https://dev.mysql.com/doc/refman/8.4/en/group-replication-change-primary.html
When this is done, the current primary becomes a read-only secondary, and the specified group member becomes the read/write primary; this replaces the usual primary election process (see Section 20.1.3.1, “Single-Primary Mode”). This safeguard ... This section explains how to change which member of a single-primary group is the primary, using the group_replication_set_as_primary() function, which can be can be run on any member of the ...
https://dev.mysql.com/doc/refman/8.4/en/group-replication-communication-protocol.html
MySQL 8.0.27 and later also allow the group communication engine to operate with a single consensus leader when the group is in single-primary mode and group_replication_paxos_single_leader is set to true (see Section 20.7.3, “Single Consensus ...
https://dev.mysql.com/doc/refman/8.4/en/group-replication-deploying-locally.html
The remaining steps of Section 20.2.1, “Deploying Group Replication in Single-Primary Mode” apply equally to a group which you have deployed locally in this way. The most common way to deploy Group Replication is using multiple server ...
https://dev.mysql.com/doc/refman/8.4/en/group-replication-functions-for-new-primary.html
The function can be used on any member of a replication group running in single-primary mode. The following function enables you to set a member of a single-primary replication group to take over as the primary. The current primary becomes a ...
https://dev.mysql.com/doc/refman/8.4/en/group-replication-replication-group-members.html
The performance_schema.replication_group_members table is used for monitoring the status of the different server instances that are members of the group. The information in the table is updated whenever there is a view change, for example when the ...
https://dev.mysql.com/doc/refman/8.4/en/group-replication-responses-failure-rejoin.html
During and between auto-rejoin attempts, a member remains in super read only mode and displays an ERROR state on its view of the replication group. The group_replication_autorejoin_tries system variable makes a member that has been expelled or ...
https://dev.mysql.com/doc/refman/8.4/en/group-replication-responses-failure.html
When an expelled member is not trying to rejoin the group, it switches to super-read-only mode and awaits operator attention. Group Replication's failure detection mechanism is designed to identify group members that are no longer communicating ...