June 19, 2013

Post: Using MMM to ALTER huge tables

mysql> STOP SLAVE; we don’t want schema changes to be replicated to db1 now. 3. on db2: load the sql scripts $ mysqlthe node, but not virtual MMM IP as all virtual IPs are assigned to db1 at this stage. If you’re altering…etc. so MMM really helps here ensuring all is done in the background.