AWS Database Blog

If you need to upgrade your Amazon Relational Database Service (Amazon RDS) for PostgreSQL or Amazon Aurora PostgreSQL-Compatible Edition database to a newer version, you can choose from in-place and out-of-place upgrade options. You may prefer either in-place upgrades (where you don’t have to create a new DB instance) or out-of-place upgrades depending on the […]

Microservices architectures provide development teams a mechanism to reduce time to market, and enable hyper-scaling of business-critical applications. They also provide the flexibility to make technology decisions best suited for the needs of each service. This includes the selection of a purpose-built database to store and retrieve data in a highly scalable and efficient manner. […]

In the post Designing high-performance time series data tables on Amazon RDS for PostgreSQL, we explained how to use partitioned tables as a strategy to improve performance when handling time series data. In this post, we focus on data ingestion and why partitioned tables help with data ingestion. PostgreSQL has had the ability to handle […]

When configuring AWS Database Migration Service (AWS DMS) endpoints, you previously had to maintain the source and target credentials, including auditing, updating, and rotating the database credentials themselves. On December 22, 2020, we announced the integration of AWS DMS and AWS Secrets Manager, which now allows you to manage and automatically rotate the source and […]

This blog post was last reviewed or updated May, 2022. September 8, 2021: Amazon Elasticsearch Service has been renamed to Amazon OpenSearch Service. See details. In this post, we discuss the need for a metadata and data lineage tool and the problems it solves, how to rapidly deploy it in the language you prefer using […]

May 2025: This post was reviewed for accuracy. In this post, we cover best practices for interacting with Amazon ElastiCache for Valkey and Redis OSS resources with commonly used open-source Valkey or Redis OSS client libraries. ElastiCache is compatible with open-source Valkey and Redis OSS up to version 7.2. Redis OSS clients are compatible with […]

The need to move data from one location to another in an asynchronous manner is a goal for many enterprises. Use cases might include migrating data to a reporting database, moving applications from on premises to the cloud, storing a redundant copy in another data center, configuring active/active databases across geographic locations, and performing heterogeneous […]

Amazon Relational Database Service (Amazon RDS) for SQL Server makes it easy to set up, operate, and scale SQL Server deployments in the cloud. As a fully managed database service, Amazon RDS for SQL Server takes automated backups of your DB instance during the backup window. If required, you can restore your DB instance to […]

An Oracle to Amazon Aurora PostgreSQL-Compatible Edition or Amazon Relational Database Service (Amazon RDS) for PostgreSQL migration into the AWS Cloud can be a multistage process with different technologies and skills involved, starting from the assessment stage to the cutover stage. For more information about the migration process, see Database Migration—What Do You Need to […]

December, 2022: Amazon Relational Database Service (Amazon RDS) now supports Amazon RDS Blue/Green Deployments to help you with safer, simpler, and faster updates to your Amazon Aurora and Amazon RDS databases. Blue/Green Deployments create a fully managed staging environment that allows you to deploy and test production changes, keeping your current production database safe. Learn […]