MySQL 5.7 Reference Manual Including MySQL NDB Cluster 7.5 and NDB Cluster 7.6

13.4.3.1 START GROUP_REPLICATION Syntax

START GROUP_REPLICATION

Starts Group Replication on this server instance. This statement requires the SUPER privilege. 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.