AWS Database Blog

Tag: Amazon RDS

Sharding with Amazon Relational Database Service

  Sharding, also known as horizontal partitioning, is a popular scale-out approach for relational databases. Amazon Relational Database Service (Amazon RDS) is a managed relational database service that provides great features to make sharding easy to use in the cloud. In this post, I describe how to use Amazon RDS to implement a sharded database […]

Recap of Amazon RDS features launched in 2018

Amazon Relational Database Service (Amazon RDS) makes it easy to set up, operate, and scale a relational database in the cloud. It provides cost-efficient and resizable capacity. At the same time, it automates time-consuming administration tasks such as hardware provisioning, database setup, patching, and backups. It frees you to focus on your applications so you […]

Best practices for migrating an Oracle database to Amazon RDS PostgreSQL or Amazon Aurora PostgreSQL: Source database considerations for the Oracle and AWS DMS CDC environment

An Oracle to PostgreSQL migration in AWS Cloud can be a complex multistage process with different technologies and skills involved, starting from the assessment stage to the cutover stage. To better understand details of the complexities involved, see the AWS Database Blog post Database Migration—What Do You Need to Know Before You Start? This blog […]

How to use CloudWatch metrics to decide between General Purpose or Provisioned IOPS for your RDS database

July 2023: This post was reviewed for accuracy. In this blog post, I talk about how you can use Amazon CloudWatch metrics to understand when you might benefit from provisioned IOPS, also known as IO1 volumes, for highest performance mission-critical database workloads. I start by setting up a test case that simulates a nonbursting consistent […]

Powering up Database Mail on Amazon RDS for SQL Server – How Under Armour runs Database Mail on Amazon RDS for SQL Server

Update [11/04/2020]:  We’re happy to announce that Amazon RDS for SQL Server now fully supports SQL Server Database Mail. With the release of Database Mail for SQL Server, you can enable Database Mail seamlessly by using database parameter groups. Check this blog post for more information.     Database Mail is one of the heavily […]

RDS SQL Server has two new exciting backup and restore enhancements

Amazon Relational Database Service (Amazon RDS) is the primary mechanism for running relational databases in the AWS Cloud. Amazon RDS for SQL Server supports running SQL Server versions from SQL Server 2008 R2 to SQL Server 2017. The RDS for SQL Server team has recently released two key improvements around backup and restore for native […]

Recover from a disaster with delayed replication in Amazon RDS for MySQL

July 2023: This post was reviewed for accuracy. Amazon RDS for MySQL now supports a delayed replication, which allows you to set a time period that a replica database lags behind a source database. In a standard MySQL replication configuration, there is minimal delay between the source and the replica. Now you have the option […]

Database Migration

How to migrate an application from an on-premises Oracle database to Amazon RDS for PostgreSQL

For years, companies have had to set up their own local databases and maintain the hardware themselves. However, as the cloud infrastructure continues to improve, there’s far less need to own and manage your own hardware. Here at Amazon, we own hundreds (if not thousands) of on-premises databases that over time we have migrated to […]