AWS Database Blog

Migrating tables from IBM Db2 for z/OS to Amazon RDS for Db2

Amazon RDS for Db2 is the latest addition to the Amazon RDS family of database engines. When it comes to selecting the relational database to migrate data from Db2 for z/OS, RDS for Db2 provides the best compatibility among other relational database management systems (RDBMSs) thereby minimizing the migration effort and timelines. In this post, we outline the migration methodology for converting schema and data from Db2 on z/OS to RDS for Db2.

What version of Amazon DynamoDB are you running?

Whether you’ve used DynamoDB for a day or a decade, this question has no practical relevance. As a serverless database, DynamoDB doesn’t have a version. DynamoDB has had no version upgrades, no maintenance windows, no patching, and no downtime due to maintenance since launching in January 2012. You access new DynamoDB features as they become […]

Amazon Aurora PostgreSQL zero-ETL integration with Amazon Redshift is generally available

In this post, we discuss the challenges with traditional data analytics mechanisms, our approach to solve them, and how you can use Amazon Aurora PostgreSQL-Compatible Edition zero-ETL integration with Amazon Redshift, which is generally available as of October 15th, 2024.

How Zendesk achieved cost and performance gains by moving to Amazon Aurora PostgreSQL

This post is a follow-up to How Zendesk tripled performance by moving a legacy system onto Amazon Aurora and Amazon Redshift. In this post, we go over the techniques we used to plan and upgrade major versions of Aurora PostgreSQL databases for Zendesk Explore with minimal customer downtime. We also discuss the performance optimizations we performed, the cost savings we achieved, and how we accomplished all of this within a period of 6 months. AWS Technical Account Managers played a significant role in helping us achieve these goals in a short period of time. The upgrade was performed successfully and without customer downtime.

Get started with Amazon MemoryDB for Valkey

Today, Amazon MemoryDB announces support for Valkey version 7.2, with 30% lower instance hour pricing as compared to Amazon MemoryDB for Redis OSS. With MemoryDB for Valkey, there is no charge for data written up to 10 TB per month, and then billed at $0.04/GB for any data written over 10 TB. Valkey is an […]

Get started with Amazon ElastiCache for Valkey

Today, Amazon ElastiCache announces support for Valkey version 7.2 with Serverless priced 33% lower and self-designed (node-based) clusters priced 20% lower than other supported engines. With ElastiCache Serverless for Valkey, customers can create a cache in under a minute and get started as low as $6/month. Valkey is an open source, high performance, key-value datastore […]

Amazon ElastiCache and Amazon MemoryDB announce support for Valkey

As of October 8th 2024, we’ve added support for Valkey 7.2 on Amazon ElastiCache and Amazon MemoryDB, our fully managed in-memory services. In this post, we discuss the AWS contributions to Valkey, AWS commitment to making Valkey more accessible for ElastiCache and MemoryDB customers, and how customers can start using it in their applications.

Introducing scaling up to 256 ACUs with Amazon Aurora Serverless v2

AWS announced that Amazon Aurora Serverless v2 supports database capacity of up to 256 Aurora Capacity Units (ACUs). Aurora Serverless v2 is an on-demand, auto scaling configuration for Amazon Aurora. It adjusts capacity in fine-grained increments to provide the right amount of database resources that the application needs. There is no database capacity for you […]

Load balancing strategies for Amazon RDS for SQL Server read replicas to scale read workloads and reduce latency

Amazon Relational Database Service (Amazon RDS) for SQL Server makes it straightforward to set up, operate, and scale SQL Server deployments in the AWS Cloud. The service allows DBAs to focus on high-value tasks such as query optimization, query construction, and schema design rather than time-consuming database administration tasks including provisioning, backups, software patching, monitoring, […]