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https://dev.mysql.com/doc/refman/5.7/en/group-replication-observability.html
There is a lot of automation built into the Group Replication plugin. This is where the instrumentation of Group Replication and Performance Schema becomes important. The distributed nature of the replication protocol and the fact that server ...
https://dev.mysql.com/doc/refman/5.7/en/partitioning-limitations-partitioning-keys-unique-keys.html
This section discusses the relationship of partitioning keys with primary keys and unique keys. The rule governing this relationship can be expressed as follows: All columns used in the partitioning expression for a partitioned table must be part ...
https://dev.mysql.com/doc/refman/5.7/en/password-hashing.html
Note The information in this section applies fully only before MySQL 5.7.5, and only for accounts that use the mysql_native_password or mysql_old_password authentication plugins. This includes removal of the mysql_old_password authentication plugin ...
https://dev.mysql.com/doc/refman/5.7/en/stop-group-replication.html
As soon as you issue STOP GROUP_REPLICATION the member is set to super_read_only=ON, which ensures that no writes can be made to the member while Group Replication stops. Warning Use this statement with extreme caution because it removes the server ...Any other replication channels running on the member are also ...
https://dev.mysql.com/doc/refman/5.7/en/performance-schema-replication-group-members-table.html
This table shows network and status information for replication group members. The network addresses shown are the addresses used to connect clients to the group, and should not be confused with the member's internal group communication address ...
https://dev.mysql.com/doc/refman/5.7/en/group-replication-primary-secondary-replication.html
Traditional MySQL Replication provides a simple Primary-Secondary approach to replication. There is a primary (source) and there are one or more secondaries (replicas). The primary executes transactions, commits them and then they are later (thus ...
https://dev.mysql.com/doc/refman/5.7/en/performance-schema-replication-group-member-stats-table.html
This table shows statistical information for MySQL Group Replication members. The replication_group_member_stats table has these columns: CHANNEL_NAME Name of the Group Replication channel. This has a different value for each member in the group.
https://dev.mysql.com/doc/refman/5.7/en/mysqldump-delimited-text.html
This section describes how to use mysqldump to create delimited-text dump files. For information about reloading such dump files, see Section 7.4.4, “Reloading Delimited-Text Format Backups”. If you invoke mysqldump with the --tab=dir_name ...
https://dev.mysql.com/doc/refman/5.7/en/group-replication-distributed-recovery.html
This section describes the process through which a member joining a group catches up with the remaining servers in the group, called distributed recovery. Distributed recovery can be summarized as the process through which a server gets missing ...
https://dev.mysql.com/doc/refman/5.7/en/group-replication-examples-of-use-case-scenarios.html
The following examples are typical use cases for Group Replication. Use MySQL Group Replication to implement highly available shards, where each shard maps to a replication group. Writing to an entire group may prove more scalable under certain ...