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https://dev.mysql.com/doc/refman/8.0/en/mysql-cluster-connection-strings.html
With the exception of the NDB Cluster management server (ndb_mgmd), each node that is part of an NDB Cluster requires a connection string that points to the management server's location. This connection string is used in establishing a connection ...
https://dev.mysql.com/doc/refman/8.0/en/replication-asynchronous-connection-failover-source.html
To activate asynchronous connection failover for a replication channel set SOURCE_CONNECTION_AUTO_FAILOVER=1 on the CHANGE REPLICATION SOURCE TO statement (from MySQL 8.0.23) or CHANGE MASTER TO statement (before MySQL 8.0.23) for the channel. GTID ...
https://dev.mysql.com/doc/refman/8.0/en/connecting-using-dns-srv.html
In the Domain Name System (DNS), a SRV record (service location record) is a type of resource record that enables a client to specify a name that indicates a service, protocol, and domain. A DNS lookup on the name returns a reply containing the ...
https://dev.mysql.com/doc/refman/8.0/en/explain-for-connection.html
To obtain the execution plan for an explainable statement executing in a named connection, use this statement: EXPLAIN [options] FOR CONNECTION connection_id; EXPLAIN FOR CONNECTION returns the EXPLAIN information that is currently being used to ...
https://dev.mysql.com/doc/refman/8.0/en/x-plugin-encrypted-connections.html
This section explains how to configure X Plugin to use encrypted connections. To enable configuring support for encrypted connections, X Plugin has mysqlx_ssl_xxx system variables, which can have different values from the ssl_xxx system variables ...
https://dev.mysql.com/doc/refman/8.0/en/mysql-oci-marketplace-connecting.html
This section describes the various connection methods for connecting to the deployed MySQL server on the OCI Compute Instance. Connecting with SSH This section gives some detail on connecting from a UNIX-like platform to the OCI Compute. For more ...
https://dev.mysql.com/doc/refman/8.0/en/replication-asynchronous-connection-failover.html
Beginning with MySQL 8.0.22, you can use the asynchronous connection failover mechanism to automatically establish an asynchronous (source to replica) replication connection to a new source after the existing connection from a replica to its source ...
https://dev.mysql.com/doc/refman/8.0/en/federated-create-connection.html
To use the first method, you must specify the CONNECTION string after the engine type in a CREATE TABLE statement. For example: CREATE TABLE federated_table ( id INT(20) NOT NULL AUTO_INCREMENT, name VARCHAR(32) NOT NULL DEFAULT '', other INT(20) ...
https://dev.mysql.com/doc/refman/8.0/en/group-replication-connection-security.html
From MySQL 8.0.27, Group Replication can secure group communication connections between members by one of the following methods: Using its own implementation of the security protocols, including TLS/SSL and the use of an allowlist for incoming ...
https://dev.mysql.com/doc/refman/8.0/en/too-many-connections.html
If clients encounter Too many connections errors when attempting to connect to the mysqld server, all available connections are in use by other clients. The permitted number of connections is controlled by the max_connections system variable. The ...