AWS Database Blog
Writing results from an Athena query to Amazon DynamoDB
Many industries are taking advantage of the Internet of Things (IoT) to track information from and about connected devices. One example is the energy industry, which is using smart electricity meters to collect energy consumption from customers for analytics and control purposes. Vector, a New Zealand energy company, combines its energy knowledge with Amazon Web […]
Implement active-active replication with RDS Custom for Oracle: Part 1 – High Availability
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 […]
Implement active-active replication with RDS Custom for Oracle: Part 2 – High Availability & Disaster Recovery
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 […]
Use guardrails to protect DynamoDB tables
Access control to AWS services and resources should be governed by the security principles of zero trust and least-privilege. Zero trust requires that users are strongly authenticated and fine-grained authorization is enforced before gaining access to resources. Least-privilege is a principle of granting only the permissions required to complete a task. Least-privilege is also an AWS Well-Architected best […]
Amazon DynamoDB re:Invent 2022 recap
Learn how customers like Intuit, Trustpilot, Hulu, Fidelity and Reltio are building serverless, event-driven, and scalable applications on DynamoDB. For the Amazon DynamoDB team, the 2022 AWS re:Invent was once again an incredible experience to connect and reconnect with our customers. Throughout the week, we interacted with dozens of customers to learn what is top-of-mind for […]
Amazon Keyspaces (for Apache Cassandra) re:Invent 2022 recap
The Amazon Keyspaces team had a great time meeting with many of you at AWS re:Invent 2022. It was particularly exciting to experience re:Invent at its peak in-person attendance. The team enjoyed listening to your feedback and use cases, and understanding what you want us to build next. We work backwards from these conversations and feedback […]
VPC endpoint considerations for upgrading or creating AWS DMS version 3.4.7 or higher
AWS Database Migration Service (AWS DMS) version 3.4.7 and above includes support for Amazon Virtual Private Cloud (Amazon VPC) VPC endpoints and makes it easier to maintain end-to-end network configuration within the same AWS region for replication tasks. To learn more about VPC endpoints, refer to Connect your VPC to services using AWS PrivateLink. In […]
Migrate Oracle database to Amazon RDS for Oracle over a database link for space savings and reclamation
Amazon Relational Database Service (Amazon RDS) for Oracle is a fully managed commercial database that makes it easy to set up, operate, and scale an Oracle database in the cloud. One of its features is storage auto scaling, which allows the database storage to grow automatically, as needed, up to the maximum capacity (64 TiB) […]
Generate Excel workbooks from Amazon RDS for PostgreSQL or Amazon Aurora PostgreSQL
July 2023: This post was reviewed for accuracy. When using databases, you may need to move data into different systems, including other databases or other tools, to perform different analysis. One method to do this is through flat files, such as comma-separated value lists (CSVs), as these let you transfer data in a common format […]
Persist your OS-level customization within Amazon RDS Custom for SQL Server using Custom Engine Version (CEV)
Customers running their Microsoft SQL Server workloads on Amazon Relational Database Service (Amazon RDS) Custom for SQL Server ask us how they can persist changes at the operating system (OS) level even if Amazon RDS chooses to perform a host replacement. In the context of RDS Custom for SQL Server, a host replacement is when […]









