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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 ...host_name is a string representing a valid Internet host name or IP ...
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
MySQL supports the use of DNS SRV records for connecting to servers. A client that receives a DNS SRV lookup result attempts to connect to the MySQL server on each of the listed hosts in order of preference, based on the priority and weighting ...
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 ...For example, X Plugin can have SSL key, certificate, and certificate authority files that differ from those used for MySQL ...
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 ...To find the temporary root password created for the root user, run the following command: sudo grep 'temporary password' /var/log/mysqld.log To change your default password, log in to the server using the generated, temporary password, using the following command: mysql -uroot ...
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 ...The last remaining member of a managed group is not removed automatically even if it leaves the group, so that the configuration of the managed group is ...
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) ...In the example, the remote table is on the server remote_host, using port ...
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 ...