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Amazon Aurora

  • Proprietary technology from AWS
  • PostgreSQL and MySQL are supported as Aurora DB.
  • Storage automatically grows in increments of 10 GB, upto 128 GB.
  • Can have upto 15 replicas.
  • 6 copies of data across 3 AZ.
  • One Aurora instance takes writes (Master)

Aurora DB Cluster​

aurora-db-cluster

Custom Endpoints​

Aurora Serverless​

  • Auto-scaling based on actual usage.
  • No capacity planning.
  • Pay per second

Global Aurora​

  • 1 primary (read/write) region, upto 10 secondary (read only) regions.
  • 16 read replicas per secondary region.
  • Cross-region replication takes less than 1 second.

Aurora Machine Learning​

aurora machine learning

Babelfist for Aurora PostgreSQL​

babelfish

Aurora Backups​

Automated Backups​

  • 1 to 35 days (cannot be disabled)

Manual DB Snapshots​

  • Manually triggered.
  • Retention as long as you want.

Aurora Database Cloning​

  • Create new cluster from existing one.
  • Uses copy-on-write protocol
    • Initial new DB uses the same data volume.
    • When updates are made to new cluster, additional storage is allocated and data is copied for be separated.
  • Useful to create staging DB from prod DB.