AWS Database Blog

August, 2024: This post has been reviewed and updated for accuracy. In part 1 of this blog series, we discuss the elastic volumes feature. We also discuss Oracle database storage layouts for simple databases that use a single Amazon EBS volume without LVM for database storage. In this post, part 2 of the series, we […]

Amazon DynamoDB is a nonrelational database that delivers reliable performance at any scale. It’s a fully managed, multiregion, multimaster database that provides consistent single-digit millisecond latency, and offers built-in security, backup and restore, and in-memory caching. This blog post recaps DynamoDB highlights from the last 18 months. Read this post to learn how to fuel your […]

Amazon RDS Performance Insights recently released a feature that sends key performance metrics from Performance Insights to Amazon CloudWatch. Using this feature, you can set alerts on these metrics. When Performance Insights is enabled, it automatically sends the following three metrics to CloudWatch: DBLoad DBLoadCPU DBLoadNonCPU I describe these three metrics following. DBLoad The first […]

Customers tell us that migrating data between different database engines—also known as a heterogeneous migration—can be challenging and time consuming. Some customers such as Samsung had to figure out on their own how to migrate their Apache Cassandra databases to Amazon DynamoDB (see Moving a Galaxy into the Cloud: Best Practices from Samsung on Migrating […]

August, 2024: This post has been reviewed and updated for accuracy. With Amazon EBS feature Amazon EBS Elastic Volumes  you can increase your EBS volume size, change IOPS or volume type while the volume is in use. You can make this change without having an impact on operations. In this series of three blog posts, […]

We’re excited to introduce AWS Database Migration Service (AWS DMS) version 2.4.3, which includes support for migrating data to native partitioned tables in PostgreSQL 10. In this post, we discuss how you can use AWS DMS version 2.4.3 to migrate data from Oracle partitioned tables to PostgreSQL 10 natively partitioned tables. You can do so […]

In this blog post, we will take a quick tour of the Performance Insights dashboard for the Amazon Aurora MySQL-Compatible Edition and learn to analyze certain performance issues.

If you’re migrating from Microsoft SQL Server to Amazon Aurora PostgreSQL, you might have discovered that the SQL agent jobs cannot be easily moved. The job agent tools are not supported for Aurora PostgreSQL. You can overcome this limitation though, by using AWS Step Functions to replace a SQL agent job. In this blog post […]

In Amazon ElastiCache for Redis, your applications use the provided endpoints to connect to an ElastiCache node or cluster. According to Amazon ElastiCache for Redis Components and Features in the ElastiCache for Redis User Guide, a multiple-node Redis (cluster mode disabled) cluster has two kinds of endpoints: “The primary endpoint always connects to the primary […]

Introducing the new AWS Database Ready Program, enabling software vendors to modernize their software to support Amazon Aurora. Customers are asking for cloud-native applications that take advantage of Amazon Aurora’s performance, availability and the simplicity of open source, but without the expense of commercial database licenses.