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https://dev.mysql.com/doc/refman/8.4/en/reset-replica.html
To use RESET REPLICA on a Group Replication group member, the member status must be OFFLINE, meaning that the plugin is loaded but the member does not currently belong to any group. RESET REPLICA [ALL] [channel_option] channel_option: FOR CHANNEL ...
https://dev.mysql.com/doc/refman/8.4/en/resource-groups.html
Resource Group Restrictions On some platforms or MySQL server configurations, resource groups are unavailable or have limitations: Resource groups are unavailable if the thread pool plugin is installed. MySQL supports creation and management of ...
https://dev.mysql.com/doc/refman/8.4/en/roles.html
A role when created is locked, has no password, and is assigned the default authentication plugin. Like user accounts, roles can have privileges granted to and revoked from them. A user account can be granted roles, which grants to the account the ...
https://dev.mysql.com/doc/refman/8.4/en/security-against-attack.html
If the plugin directory is writable by the server, it may be possible for a user to write executable code to a file in the directory using SELECT ... This can be prevented by making plugin_dir read only to the server or by setting secure_file_priv ... When you connect to a MySQL server, you should use a ...
https://dev.mysql.com/doc/refman/8.4/en/server-configuration-validation.html
As such, the configuration check does not initialize storage engines and other plugins, components, and so forth, and does not validate options associated with those uninitialized subsystems. MySQL supports a --validate-config option that enables ...
https://dev.mysql.com/doc/refman/8.4/en/server-configuration.html
The MySQL server, mysqld, has many command options and system variables that can be set at startup to configure its operation. To determine the default command option and system variable values used by the server, execute this command: $> mysqld ...
https://dev.mysql.com/doc/refman/8.4/en/server-loadable-functions.html
See Section 7.6.4, “The Rewriter Query Rewrite Plugin” Version Tokens enables creation of and synchronization around server tokens that applications can use to prevent accessing incorrect or out-of-date data. MySQL supports loadable functions, ...
https://dev.mysql.com/doc/refman/8.4/en/show.html
SHOW has many forms that provide information about databases, tables, columns, or status information about the server. The pattern is useful for restricting statement output to matching values. Several SHOW statements also accept a WHERE clause ...
https://dev.mysql.com/doc/refman/8.4/en/source-ssl-library-configuration.html
Authentication plugins, such as LDAP and Kerberos, are disabled since they do not support these alternative versions of OpenSSL. An SSL library is required for support of encrypted connections, entropy for random number generation, and other ...
https://dev.mysql.com/doc/refman/8.4/en/thread-pool-tuning.html
The upper limit on the number of concurrent transactions that can be processed by the thread pool plugin is determined by the value of thread_pool_max_transactions_limit. This section provides guidelines on determining the best configuration for ...