Architecture World 2 · Right Database · Stage 5

Cache It

Six read problems, six answers. A cache, a durable in-memory store, a proxy or the writer: the symptom decides.

  • ElastiCache Valkey and Redis OSS
  • Memcached
  • Caching strategies
  • MemoryDB
  • RDS Proxy
Domain
Core architecture
World
Architecture World 2: Right Database (Associate)
Game type
Solution board: Drop services into each row's slots, then run records through them.
Time
About 25 minutes on a first attempt (estimated)
Exam guides
  • SAA-C03Task 3.3: Determine high-performing database solutions; Task 4.3: Design cost-optimized database solutions
  • SOA-C03Skill 2.1.2
  • DVA-C02Skill 1.3.8: Use data caching services
  • SAP-C02Task 2.5: Design a solution to meet performance objectives; Task 3.3: Determine a strategy to improve performance