The AWS Official Blog 16 Mar 2016 announced new features in for the AWS Relational Database Service (RDS): Amazon Aurora?Priority Based Failover.
Commentary on?Amazon Aurora?Priority Based Failover Control
During AWS Re:Invent 2015 there was an emphasis on enterprise relational database management in AWS. For example:
- The AWS Database Migration Service?was announced.
- Aurora was positioned as a competitor to Oracle in the AWS Relational Database Service (RDS) environment.
Today’s blog further emphasizes Amazon’s commitment to providing an enterprise class?relational database management system. Amazon announced that Aurora adds new capabilities. Priority based failover control has been added to Amazon Aurora which improves its position as an alternative to Oracle.
Basically, each read-replica can be assigned a priority tier, and the lowest priority tier becomes the master in the event that the master fails.
What isn’t quite so clear is how this prioritization would work in conjunction with AutoScaling groups, for example?