AWS Database Blog

In Amazon Relational Database Service (Amazon RDS), Multi-AZ deployments can have one or two standby DB instances. A Multi-AZ DB instance deployment has a single standby DB instance that provides failover support, but doesn’t serve read traffic. When the deployment has two readable standby DB instances, it’s called a Multi-AZ DB cluster deployment. A Multi-AZ […]

In this post, we show how you can migrate from Microsoft SQL Server to a Babelfish for Aurora PostgreSQL cluster with minimal downtime using AWS Database Migration Service (AWS DMS). Customers using Microsoft SQL Server may want to migrate to open-source databases like PostgreSQL; however, the significant effort to required migrate the application itself, including […]

This is a guest post by Michael Mandrus, Senior Software Engineer at Grafana Labs, co-authored with Igor Shvartser, Senior Technical Product Manager at Amazon Timestream. For many organizations, performant and cost-effective application monitoring and analytics are a requirement for mission-critical applications. With this requirement comes the increasing use of operational dashboards and visualizations, especially during […]

January 2025: This post was reviewed for accuracy. Applications designed in the cloud need to be able to scale. For stateless resources like application servers, this is a straightforward task and can be achieved by simply adding additional compute resources behind a load balancer. For stateful resources such as databases, scaling can be more challenging. […]

Migrating your database from IBM Db2 z/OS to Amazon Relational Database Service (Amazon RDS) for MySQL or Amazon Aurora MySQL-Compatible Edition is a multistage process, which usually includes assessment, database schema conversion, data migration, functional testing, performance tuning, and many other steps spanning across the stages. You can use the AWS Schema Conversion Tool (AWS […]

Today, we are happy to announce the general availability of Amazon Managed Blockchain (AMB) Access and Query. These two services expand AMB’s capabilities to help developers seamlessly interact with public blockchains so they can build scalable applications quickly and securely. AMB Access provides a new serverless offering for non-mining, full blockchain nodes. With AMB Access, […]

April, 2026: Aurora Serverless v2 has been renamed Aurora serverless. No action required. August, 2024: This post has been updated to reflect advances in technology and new features AWS released, to help you on your generative AI journey. Generative artificial intelligence (AI) has captured our imagination and is transforming industries with its ability to answer […]

Database audits are one of the important compliance requirements that organizations need to meet. You might be required to capture, store, and retain the audit data for the long term. You also need to meet your organization’s information security regulations and standards. In this post, we show you how to capture and store audit data […]

End of support notice: On March 31, 2027, AWS will end support for Amazon RDS Custom for Oracle. Existing customers can continue using the service until March 31, 2027. After March 31, 2027, you will no longer be able to access RDS Custom for Oracle resources including database instances, snapshots, and custom engine versions. We […]

In today’s digital age, ecommerce has become an integral part of our lives, offering convenience and endless product options at our fingertips. To enhance online shopping experience, retailers use personalized product recommendations as a key strategy to engage customers and boost sales. Among the cutting-edge technologies fueling this revolution is the vector database, a powerful […]