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https://dev.mysql.com/doc/refman/5.7/en/mysql-cluster-ndbinfo-transporters.html
This information is shown in the table's status column, which can have any one of the following values: CONNECTING, CONNECTED, DISCONNECTING, or DISCONNECTED. Connections to API and management nodes which are configured but not currently connected ...(This is similar omission of disconnected nodes in the ndbinfo.nodes ...
https://dev.mysql.com/doc/refman/5.7/en/mysql-cluster-programs-ndb-redo-log-reader.html
Options that can be used with ndb_redo_log_reader are shown in the following table. Command-Line Format -mbyteheaders -mbyteheaders: Show only the first page header of every megabyte in the file. Reads a redo log file, checking it for errors, ...
https://dev.mysql.com/doc/refman/5.7/en/mysql-cluster-replication-schema.html
This can be also be accomplished using the SHOW BINLOG EVENTS statement on either the source or replica SQL node. (See Section 13.7.5.2, “SHOW BINLOG EVENTS Statement”.) You can also obtain useful information from the output of SHOW ENGINE NDB ... ndb_apply_status Table ndb_binlog_index Table ndb_replication Table Replication in NDB Cluster makes use of a number of dedicated tables in the mysql database on each MySQL Server instance acting as an SQL node in both the cluster being replicated and in the ...
https://dev.mysql.com/doc/refman/5.7/en/mysql-commands.html
The following example shows how to define a prompt within an option file to include the current time in hh:mm:ss> format: [mysql] prompt="\\r:\\m:\\s> " Set the prompt interactively. mysql sends each SQL statement that you issue to the server to be ...
https://dev.mysql.com/doc/refman/5.7/en/mysql-installer-catalog-dashboard.html
Click Show Details to view the actions performed by MySQL Installer. During the operation, an indicator shows the number of steps that are executed as a percentage of all steps. Click the Log tab to show the output of each configuration step ...
https://dev.mysql.com/doc/refman/5.7/en/mysqlbinlog.html
For examples that show the effect of --base64-output and --verbose on row event output, see Section 4.6.7.2, “mysqlbinlog Row Event Display”. The rewrite rule employed as a value for this option is a string having the form 'from_name->to_name', ... The server's binary log consists of files containing “events” that describe modifications to database ...
https://dev.mysql.com/doc/refman/5.7/en/obtaining-plugin-information.html
The SHOW PLUGINS statement displays a row for each loaded plugin. The mysql.plugin table shows which plugins have been registered with INSTALL PLUGIN. The table contains only plugin names and library file names, so it does not provide as much ...
https://dev.mysql.com/doc/refman/5.7/en/performance-schema-mutex-instances-table.html
When a thread attempts to lock a mutex, the events_waits_current table shows a row for that thread, indicating that it is waiting on a mutex (in the EVENT_NAME column), and indicating which mutex is waited on (in the OBJECT_INSTANCE_BEGIN column).
https://dev.mysql.com/doc/refman/5.7/en/performance-schema-replication-applier-configuration-table.html
This table shows the configuration parameters that affect transactions applied by the replica. The following table shows the correspondence between replication_applier_configuration columns and SHOW SLAVE STATUS columns. Parameters stored in the ...
https://dev.mysql.com/doc/refman/5.7/en/query-cache-configuration.html
The have_query_cache server system variable indicates whether the query cache is available: mysql> SHOW VARIABLES LIKE 'have_query_cache'; +------------------+-------+ | Variable_name | Value | +------------------+-------+ | have_query_cache | YES | ... Note The query cache is deprecated as of MySQL 5.7.20, and is removed in MySQL ...