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AWS Aurora Global Database: Cross-Region Replication, Failover, and Write Forwarding
Deploy Aurora Global Database for sub-second cross-region replication. Understand storage-level replication, planned failover vs unplanned, and write forwarding for read regions.
Multi-Region Database Architecture: Active-Passive, Aurora Global, and Read Routing
Design multi-region database topologies for global latency and DR. Compares active-passive, Aurora Global Database replication, and application-level read routing patterns.
Database Cost Optimization on AWS: RDS, Aurora, and ElastiCache in 2025
Four configuration mistakes account for 60% of AWS database waste. Learn to right-size to Graviton3, convert gp2 to gp3 storage, audit idle replicas, and use Reserved Instances to cut your database bill by 25-40%.
Aurora Serverless v2: Production Tuning, ACU Sizing, and Cost Estimation
Configure Aurora Serverless v2 for production workloads. ACU sizing, RDS Proxy integration, CloudWatch monitoring, and cost vs provisioned comparison.
RDS PostgreSQL vs Aurora PostgreSQL: Which Should You Choose in 2025?
Aurora PostgreSQL offers sub-30-second failover and 15 read replicas but costs more per instance and adds per-I/O pricing. Learn when Aurora's HA wins over RDS simplicity with real cost modeling for 2025.
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