Oracle recently released Read Replica for MySQL Database Service (also known as MySQL HeatWave, with or without the use of HeatWave accelerator for OLTP and OLAP).
Read Replicas are read-only copies of the MySQL DB system in the same region. When you add Read Replicas, they are automatically distributed accross Availability Domains and/or Fault Domains.
Each MySQL DB instance can have up to 18 read replicas.
Read Replicas use MySQL Asynchronous Replication with parallel workers. And when you create the first Read Replica, a Read Replica Load Balancer is created, which distributes read traffic among the read replicas.
Not all shapes are compatible with Read Replicas, the …[Read more]