ElastiCache, OpenSearch, Neptune & Redshift. AWS Solutions Architect Associate Complete Course

Chapter 14: Other AWS Databases

Gonzalo Fernandez Plaza
8 min readOct 14, 2021
ElastiCache for the AWS Solutions Architect Associate Certification.
ElastiCache for the AWS Solutions Architect Associate Certification.

In addition to Amazon RDS, the relational database we saw in the last chapter, AWS supports other databases like cache databases (Amazon ElastiCache), graph databases (Amazon Neptune), and Data Warehouses (Amazon Redshift). Let’s see these technologies in detail!

  1. ElastiCache
  2. OpenSearch
  3. Redshift
  4. Redshift Spectrum
  5. DocumentDB
  6. Amazon Neptune
  7. Other AWS Databases
  8. Typical Exam Questions

Remember that all the chapters from the course can be found in the following link.


Fully-managed in-memory data store, compatible with Redis or Memcached engines, with sub-millisecond latency. As it’s a fully managed service, AWS is in charge of all its management and configuration; you only need to worry about the data. It’s used when you need extreme performance and extremely low latency. It is popular for real-time use cases, especially in Caching and Session Stores.



Gonzalo Fernandez Plaza

Computer Science Engineer & Tech Lead 🖥️. Publishing AWS & Snowflake ❄️ courses & exams. https://www.fullcertified.com