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https://dev.mysql.com/doc/refman/5.7/en/group-replication-data-definition-statements.html
In a Group Replication topology, care needs to be taken when executing data definition statements also commonly known as data definition language (DDL). Consequently, the lack of atomicity does not fit directly into the optimistic replication ...
https://dev.mysql.com/doc/refman/5.7/en/group-replication-usage-advice-and-limitations-of-distributed-recovery.html
It is based on classic asynchronous replication and as such it may be slow if the server joining the group is not provisioned at all or is provisioned with a very old backup image. As such, the recommendation is that before adding a server to the ...
https://dev.mysql.com/doc/refman/5.7/en/start-group-replication.html
If super_read_only=ON and the member should join as a primary, super_read_only is set to OFF once Group Replication successfully starts. A server that participates in a group in single-primary mode should use skip_replica_start=ON. Otherwise, the ...
https://dev.mysql.com/doc/refman/5.7/en/group-replication-replication-technologies.html
Before getting into the details of MySQL Group Replication, this section introduces some background concepts and an overview of how things work. This provides some context to help understand what is required for Group Replication and what the ...
https://dev.mysql.com/doc/refman/5.7/en/group-replication-multi-primary-mode.html
Figure 17.6 Client Failover All servers are set to read-write mode when joining the group. In multi-primary mode, there is no notion of a single primary. There is no need to engage an election procedure because there is no server playing any ...
https://dev.mysql.com/doc/refman/5.7/en/group-replication-requirements-and-limitations.html
This section lists and explains the requirements and limitations of Group Replication.
https://dev.mysql.com/doc/refman/5.7/en/stored-objects-security.html
Stored programs (procedures, functions, triggers, and events) and views are defined prior to use and, when referenced, execute within a security context that determines their privileges. The privileges applicable to execution of a stored object are ...
https://dev.mysql.com/doc/refman/5.7/en/group-replication-find-primary.html
The following example shows how to find out which server is currently the primary when deployed in single-primary mode.
https://dev.mysql.com/doc/refman/5.7/en/where-optimization.html
HAVING is merged with WHERE if you do not use GROUP BY or aggregate functions (COUNT(), MIN(), and so on). If all columns in ORDER BY and GROUP BY clauses come from the same table, that table is preferred first when joining. If there is an ORDER BY ... This section discusses optimizations that can be made for processing WHERE ...
https://dev.mysql.com/doc/refman/5.7/en/audit-log-filter-definitions.html
For information about using JSON data in MySQL, see Section 11.5, “The JSON Data Type”. Filter definitions have this form, where actions indicates how filtering takes place: { "filter": actions } The following discussion describes permitted ...