Announcing PlanetScale Scaler Pro

This post announces the Scaler Pro plan, which redefines PlanetScale's pricing and resource allocation for databases. It details the architecture of Scaler Pro databases, emphasizing their high availability through multi-AZ deployment, semi-synchronous replication, and automated failover using Orchestrator. A key contribution is the direct comparison of Scaler Pro's features and pricing against Amazon RDS, highlighting PlanetScale's cost-effectiveness and advanced capabilities like non-blocking schema changes and Insights. The post also explains the underlying components of a PlanetScale database, including MySQL instances and Vitess orchestration.