Everything you don’t need to know about Amazon Aurora DSQL: Part 1 – Setting the scene

This article introduces Amazon Aurora DSQL, a new serverless, multi-Region, active-active distributed SQL database optimized for transaction processing workloads.

• Aurora DSQL offers 99.999% availability SLA with multi-Region setup
• Serverless, PostgreSQL-compatible database designed for OLTP workloads
• Provides interactive ACID-compliant transactions with snapshot isolation
• Uses Multi-Version Concurrency Control (MVCC) with optimistic concurrency control
• Stores data across multiple Regions ensuring no data loss after commit
• Employs backward validation for conflict detection at transaction commit time

This foundational overview explains key database concepts underlying Aurora DSQL's design, setting context for deeper technical exploration in subsequent posts.