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https://dev.mysql.com/doc/refman/9.7/en/docker-mysql-more-topics.html
For example: docker run --name=mysql1 --network=my-custom-net -d container-registry.oracle.com/mysql/community-server docker run --name=myapp1 --network=my-custom-net -d myapp The myapp1 container can then connect to the mysql1 container with the ...
https://dev.mysql.com/doc/refman/9.7/en/explain.html
When EXPLAIN is used with FOR CONNECTION connection_id rather than an explainable statement, it displays the execution plan for the statement executing in the named connection. See Section 10.8.4, “Obtaining Execution Plan Information for a Named ...In practice, the DESCRIBE keyword is more often used to obtain information about table structure, whereas EXPLAIN is used to obtain a query execution plan (that is, an explanation of how MySQL would execute a ...
https://dev.mysql.com/doc/refman/9.7/en/faqs-mysql-cluster.html
Do I need any special networking to run NDB Cluster? How do computers in a cluster communicate? NDB Cluster is intended to be used in a high-bandwidth environment, with computers connecting using TCP/IP. Its performance depends directly upon the ...
https://dev.mysql.com/doc/refman/9.7/en/grant.html
(Alternatively, if you have the UPDATE privilege for the grant tables in the mysql system schema, you can grant any account any privilege.) When the read_only system variable is enabled, GRANT additionally requires the CONNECTION_ADMIN privilege (or ...[WITH GRANT OPTION] [AS user [WITH ROLE DEFAULT | NONE | ALL | ALL EXCEPT role [, role ] ...
https://dev.mysql.com/doc/refman/9.7/en/mysql-cluster-basics.html
An SQL node is a mysqld process started with the --ndbcluster and --ndb-connectstring options, which are explained elsewhere in this chapter, possibly with additional MySQL server options as well. MySQL clients using an NDB Cluster as a data source ... NDBCLUSTER (also known as NDB) is an in-memory storage engine offering high-availability and data-persistence ...
https://dev.mysql.com/doc/refman/9.7/en/mysql-cluster-logs-cluster-log.html
Table 25.25 Common NDB cluster log messages Log Message Description Event Name Event Type Priority Severity Node mgm_node_id: Node data_node_id Connected The data node having node ID node_id has connected to the management server (node mgm_node_id).
https://dev.mysql.com/doc/refman/9.7/en/mysql-cluster-mysqld.html
The mysqld parameter ndb-connectstring is used to specify the connection string either on the command line when starting mysqld or in my.cnf. The connection string contains the host name or IP address where the management server can be found, as ...
https://dev.mysql.com/doc/refman/9.7/en/show-engine.html
The connection row's Status column contains the name-value pairs described in the following table. The number in the created column is the same as the number of data nodes in the cluster to which the MySQL server has connected. SHOW ENGINE ...
https://dev.mysql.com/doc/refman/9.7/en/account-activity-auditing.html
When a client connects successfully, the server authenticates the client to a particular row in this table. To determine the invoking user, you can call the USER() function, which returns a value indicating the actual user name provided by the ...
https://dev.mysql.com/doc/refman/9.7/en/charset-literal.html
For the simple statement SELECT 'string', the string has the connection default character set and collation defined by the character_set_connection and collation_connection system variables. If _charset_name is not specified but COLLATE ... Every ...