AWS Core Services: Databases

Vocabulary terms and definitions covering the various AWS purpose-built database services and their specific use cases.

Managed Database Service

A service where AWS simplifies configuration and setup by taking care of time-consuming and complex activities like maintenance and scaling.

Amazon Aurora

A MySQL and PostgreSQL-compatible relational database built for the cloud that provides high availability, durability, and commercial-grade performance at $\frac{1}{10}$ the cost.

Amazon RDS

A web service that makes it easy to set up, operate, and scale a relational database in the cloud; it supports seven engines including MariaDB, Oracle, and SQL Server.

Multi-AZ Configuration (RDS)

A deployment strategy where Amazon RDS launches a primary and standby database in different Availability Zones with synchronous replication to ensure high availability ($HA$).

Amazon Redshift

A data warehouse service that uses columnar storage to perform complex queries for online analytical processing ($OLAP$) workloads.

Amazon DynamoDB

A fully managed, serverless, nonrelational database service that provides single-digit millisecond performance at any scale for key-value and document workloads.

Amazon ElastiCache

An in-memory database service designed for caching and session management to unlock microsecond latency.

Amazon MemoryDB for Redis

A Redis-compatible, durable, in-memory database service.

Amazon DocumentDB

A document database service with MongoDB compatibility designed to scale $JSON$ workloads with ease.

Amazon Keyspaces

A scalable, highly available, wide column database service used to run Apache Cassandra workloads.

Amazon Neptune

A serverless graph database service designed for superior scalability and availability, used for fraud detection, social networking, and recommendation engines.

Amazon Timestream

A fast, scalable time series database used for Internet of Things ($IoT$) applications and industrial telemetry, capable of storing trillions of events per day.

Amazon Quantum Ledger Database (QLDB)

A ledger database service that provides transparent, immutable, and cryptographically verifiable systems of record.