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Lessons (3)

• DynamoDB Modeling, RDS Scaling and Data Resilience

  … lag, for low-latency reads and disaster recovery. - ElastiCache (Redis or Valkey) absorbs repeated reads. - Fix queries first …

• AWS Databases: Choose the Right One

  … known key DynamoDB Fast temporary cache or sessions ElastiCache Redis/Valkey MySQL/PostgreSQL compatible SQL with AWS-managed …

• Cost Optimization and the Well-Architected Framework

  … to Savings Plans 1 or 3 years RDS, ElastiCache, OpenSearch (where Savings Plans do not apply) Spot Up …