AWS Database Blog

Set up Always Encrypted with Amazon RDS for SQL Server

Customers within a variety of industries (healthcare and life sciences, financial services, and retail, among others) require a stronger security posture. Particularly, if the databases being hosted contain sensitive data such as credit card numbers or national identification numbers (for example, US Social Security numbers), providing a solution that allows you to encrypt this data […]

Power microservices architectures with Amazon MemoryDB for Redis

Applications in the past were monolithic and rigid, and their components were closely coupled with each other, making them difficult to develop, maintain, and adapt to changing business requirements. Today’s businesses need to deliver changes rapidly, frequently and reliably. To overcome these issues, organizations are moving from development of monolithic applications to microservices architectures for […]

Key considerations while migrating bulk operations from Oracle to PostgreSQL

AWS launched Amazon Database Migration Accelerator (Amazon DMA) to accelerate your journey to AWS databases and analytics services and achieve cloud adoption benefits such as cost savings and performance improvements. Amazon DMA has assisted thousands of customers globally to migrate their workloads (database and application) to AWS databases and analytics services. In this post, we […]

Use Amazon DynamoDB global tables in DynamoDB Shell

Global tables build on the global Amazon DynamoDB footprint to provide you with a fully managed, multi-Region, multi-active database that delivers fast, local, read and write performance for massively scaled, global applications. Global tables replicate your DynamoDB tables automatically across your choice of AWS Regions. DynamoDB Shell is an interactive command line interface for DynamoDB. […]

Multitenant best practices for Amazon RDS Custom for Oracle

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 […]

Automate creation of multiple AWS DMS endpoints and replication tasks using the AWS CLI

July 2023: This post was reviewed for accuracy. AWS Database Migration Service (AWS DMS) is a managed migration and replication service that helps move your database and analytics workloads to AWS quickly, securely, and with minimal downtime and zero data loss. AWS DMS can migrate your data from AWS DMS supported sources to AWS DMS […]

Securely generate Ethereum validator keys at low cost using a serverless architecture on AWS

The new proof-of-stake consensus mechanism on Ethereum blockchain network allows network participants to earn rewards without spending a lot of computational power for playing a part in securing the network. Unlike miners, validators don’t need to spend many CPU cycles to produce new blocks. They stake 32 ETH (the native cryptocurrency on Ethereum) to be […]

Migrate Oracle bulk binds to Amazon Aurora PostgreSQL-Compatible Edition or Amazon RDS for PostgreSQL

To migrate an Oracle database to Amazon Aurora PostgreSQL-Compatible Edition, you usually need to perform both automated and manual tasks. The automated tasks include schema conversion and data migration, which can be handled with the AWS Schema Conversion Tool (AWS SCT) and AWS Database Migration Service (AWS DMS), respectively. The manual tasks involve post-schema AWS […]

Understanding Amazon DynamoDB latency

Amazon DynamoDB uses horizontal scaling to support tables of virtually any size. In addition to horizontal scaling, DynamoDB provides single-digit millisecond performance for workloads of all sizes. Retail sites like Amazon.com use DynamoDB for their shopping carts and workflow engines. A slow response while processing an order can not only be frustrating to customers, but […]

How to use CloudWatch Logs Insights on Amazon RDS for Oracle log files for real-time analysis

Most database engines log error messages, warnings, traces, and audit statements. Database observability and monitoring are achieved by tracking this log information and taking proactive and reactive actions, such as allocating space when it is low, or stopping sessions causing exclusive locks or connection storms. In Amazon Relational Database Service (Amazon RDS) for Oracle, alert […]