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https://dev.mysql.com/doc/refman/8.0/en/general-thread-states.html
Copying to group table If a statement has different ORDER BY and GROUP BY criteria, the rows are sorted by group and copied to a temporary table. Sorting for group The thread is doing a sort to satisfy a GROUP BY. The following list describes ...
https://dev.mysql.com/doc/refman/8.0/en/ipv6-support.html
From MySQL 8.0.14, Group Replication group members can use IPv6 addresses for communications within the group. A group can contain a mix of members using IPv6 and members using IPv4. See Section 20.5.5, “Support For IPv6 And For Mixed IPv6 And ...
https://dev.mysql.com/doc/refman/8.0/en/mysql-cluster-install-linux-binary.html
This section covers the steps necessary to install the correct executables for each type of Cluster node from precompiled binaries supplied by Oracle. For setting up a cluster using precompiled binaries, the first step in the installation process ...
https://dev.mysql.com/doc/refman/8.0/en/mysql-cluster-online-add-node-basics.html
Execute one or more CREATE NODEGROUP commands in the NDB Cluster management client to create the new node group or node groups to which the new data nodes belong. Note This needs to be done only for tables already existing at the time the new node ... In this section, we list the basic steps required to add new data nodes to an NDB ...
https://dev.mysql.com/doc/refman/8.0/en/mysql-server.html
To run the server as some specific user, add an appropriate user option to the [mysqld] group of the global /etc/my.cnf option file, as shown later in this section. The PID file value passed to mysqld_safe overrides any value specified in the ...
https://dev.mysql.com/doc/refman/8.0/en/performance-schema-replication-asynchronous-connection-failover-table.html
When asynchronous connection failover is enabled for a group of replicas managed by Group Replication, the source lists are broadcast to all group members when they join, and also when the lists change. To add and remove managed groups of servers, ... This table holds the replica's source lists for each replication channel for the asynchronous connection failover ...
https://dev.mysql.com/doc/refman/8.0/en/performance-schema-thread-pool-tables.html
They provide information about thread pool operation: tp_thread_group_state: Information about thread pool thread group states. In the case of tp_thread_state, all rows for a thread group comprise a snapshot in time. Thus, the MySQL server holds the ... Note The Performance Schema tables described here are available as of MySQL ...
https://dev.mysql.com/doc/refman/8.0/en/replication-rules-channel-based-filters.html
Important On a MySQL server instance that is configured for Group Replication, channel specific replication filters can be used on replication channels that are not directly involved with Group Replication, such as where a group member also acts as ... This section explains how to work with replication filters when multiple replication channels exist, for example in a multi-source replication ...
https://dev.mysql.com/doc/refman/8.0/en/reset-replica.html
To use RESET REPLICA on a Group Replication group member, the member status must be OFFLINE, meaning that the plugin is loaded but the member does not currently belong to any group. A group member can be taken offline by using a STOP GROUP ... RESET ...
https://dev.mysql.com/doc/refman/8.0/en/selinux-context-mysql-feature-ports.html
setsebool -P mysql_connect_any=ON Setting the TCP Port Context for Group Replication If SELinux is enabled, you must set the port context for the Group Replication communication port, which is defined by the group_replication_local_address variable.