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https://dev.mysql.com/doc/refman/8.0/en/group-replication-monitoring.html
These Performance Schema tables display information specific to Group Replication: replication_group_member_stats: See Section 20.4.4, “The replication_group_member_stats Table”. These Performance Schema replication tables also show information ... You can use the MySQL Performance Schema to monitor Group ...
https://dev.mysql.com/doc/refman/8.0/en/help.html
Its proper operation requires that the help tables in the mysql database be initialized with help topic information (see Section 7.1.17, “Server-Side Help Support”). The HELP statement searches the help tables for the given search string and ...
https://dev.mysql.com/doc/refman/8.0/en/innodb-online-ddl-failure-conditions.html
A timeout occurs while waiting for an exclusive lock on the table, which may be needed briefly during the initial and final phases of the DDL operation. The tmpdir or innodb_tmpdir file system runs out of disk space, while MySQL writes temporary ...
https://dev.mysql.com/doc/refman/8.0/en/json-validation-functions.html
As before, you can see this by attempting to insert the value into the geo table, then issuing SHOW WARNINGS afterwards: mysql> INSERT INTO geo VALUES(@point3); ERROR 3819 (HY000): Check constraint 'geo_chk_1' is violated. Beginning with MySQL ...
https://dev.mysql.com/doc/refman/8.0/en/mysql-cluster-mysqld.html
If mysqld is started with only the --ndbcluster option, or if it is unable to contact the cluster, it is not possible to work with NDB tables, nor is it possible to create any new tables regardless of storage engine. The latter restriction is a ...
https://dev.mysql.com/doc/refman/8.0/en/session-state-tracking.html
A client can enable these trackers to receive notification of changes to its session state. Uses for Session State Trackers Available Session State Trackers C API Session State Tracker Support Test Suite Session State Tracker Support Uses for ...
https://dev.mysql.com/doc/refman/8.0/en/sys-diagnostics.html
Creates a report of the current server status for diagnostic purposes. Configuration Options diagnostics() operation can be modified using the following configuration options or their corresponding user-defined variables (see Section 30.4.2.1, ...
https://dev.mysql.com/doc/refman/8.0/en/windows-postinstallation.html
If necessary, initialize the data directory and create the MySQL grant tables. If you install MySQL using MySQL Installer, the root user is created automatically with the password you supplied. GUI tools exist that perform most of the tasks ...
https://dev.mysql.com/doc/refman/8.0/en/group-replication-system-variables.html
group_replication_advertise_recovery_endpoints specifies how a joining member can establish a connection to an existing member for state transfer for distributed recovery. The Performance Schema replication_group_members table shows this ... This ...
https://dev.mysql.com/doc/refman/8.0/en/alter-event.html
ALTER [DEFINER = user] EVENT event_name [ON SCHEDULE schedule] [ON COMPLETION [NOT] PRESERVE] [RENAME TO new_event_name] [ENABLE | DISABLE | DISABLE ON SLAVE] [COMMENT 'string'] [DO event_body] The ALTER EVENT statement changes one or more of the ...When a user executes a successful ALTER EVENT statement, that user becomes the definer for the affected ...