The AWS Developers Podcast In-Memory Solutions on AWS: ElastiCache, Valkey, and MemoryDB Explained
Feb 28, 2025
Lakshmi Peri, a Senior Specialist Solution Architect at AWS, dives into the world of in-memory database solutions. She shares the evolution of ElastiCache and introduces the innovative Valkey and MemoryDB. The discussion highlights strategies for optimizing performance and reducing latency. Lakshmi explains how these technologies enhance applications through real-time data caching, tailored solutions, and efficient geospatial data management. She also compares in-memory databases to traditional ones, making the case for their crucial role in modern development.
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AWS In-Memory Services Spectrum
- AWS offers a spectrum of in-memory services balancing performance and durability.
- Options range from ephemeral Memcached to highly durable MemoryDB with multi-AZ replication.
ElastiCache's Origin Story
- ElastiCache was originally designed as a caching layer between applications and databases.
- Developers used it to speed up database requests by caching data for quicker access.
Leverage ElastiCache Serverless
- Use ElastiCache's serverless option to simplify cache provisioning and management.
- Serverless automates scaling and maintenance, letting developers focus on applications.