The JusDB Database Engineering Blog
Deep dives on PostgreSQL, MySQL, MongoDB and more — performance tuning, high availability, migrations and production war stories from our DBAs.
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DynamoDB Single-Table Design: Access Patterns, GSIs, and Capacity Planning
Design DynamoDB access patterns with composite keys, sparse GSIs, paginated queries, transactions, and evidence-based capacity planning.
DynamoDB vs MongoDB in 2025: A Real-World Comparison for Growing Teams
DynamoDB and MongoDB are the two most common NoSQL choices, but cost structures, query flexibility, and operational overhead differ dramatically depending on your access patterns.
DynamoDB to Aerospike: The Cost and Performance Optimization Journey
Migrate from DynamoDB to Aerospike for better cost-performance at scale. Real case study showing 60% cost reduction with improved latency and throughput.
DynamoDB Cost Optimization: A Comprehensive Guide
Cut DynamoDB costs by 50% or more with capacity mode optimization, TTL strategies, and smart data modeling. Learn on-demand vs provisioned capacity decision frameworks.
DynamoDB Streams and Lambda: Event-Driven Database Patterns
Process DynamoDB Streams with Lambda for change data capture, cross-region replication, and event sourcing
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