AWS Database Blog

Businesses need near realtime access to the latest data and metadata available from many silos to perform analytics. AWS Glue is a serverless data integration service that makes it easier to discover, prepare, move, and integrate data from multiple sources for analytics, machine learning (ML) and application development. AWS Glue Data Catalog is a centralized […]

It’s November, which means that AWS re:Invent 2023 is just around the corner! We’ve summarized a list of re:Invent sessions that include Amazon DynamoDB. We encourage readers who are interested in learning more about DynamoDB to bookmark this list to simplify how you schedule your conference week in Las Vegas this year. Keynotes and leadership […]

In this post, we explore how to use ProxySQL to achieve a downtime of typically 1 second or less when performing a minor version upgrade on Amazon RDS for MySQL Multi-AZ deployments with two readable standbys (Amazon RDS Multi-AZ DB cluster). ProxySQL is an open source proxy for MySQL. Currently, minor version upgrades or system […]

Amazon RDS Multi-AZ deployments with two readable standbys (Amazon RDS Multi-AZ DB cluster) for PostgreSQL now supports typically 35 seconds or less of write downtime for minor version upgrades and system maintenance updates. By using patches for PgBouncer from AWS, you can further reduce this write downtime to typically one second or less. This greatly […]

When upgrading minor versions of RDS Multi-AZ clusters the connections are switched from the current writer to a newly upgraded reader. Clients have the option to connect to either the cluster writer endpoint or the cluster reader endpoint. Normally, they would connect to the writer endpoint. This endpoint is directed to the current writer instance. […]

Amazon RDS Multi-AZ deployments with two readable standbys now supports minor version upgrades and system maintenance updates with typically 1 second or less of downtime when used with Amazon RDS Proxy. In this post, we discuss this new feature, its benefits, and the steps to set it up. Amazon RDS Multi-AZ deployments with two readable […]

Amazon Relational Database Service (Amazon RDS) for SQL Server now supports Microsoft SQL Server 2022 for Express, Web, Standard, and Enterprise Editions. You can use SQL Server 2022 features such as accelerated database recovery, intelligent query processing, intelligent performance, monitoring improvements, and resumable online index creations. In this post, we summarize the new features on […]

Amazon Keyspaces (for Apache Cassandra) is a scalable, highly available, and managed Apache Cassandra-compatible database service. With Amazon Keyspaces, you can run your Cassandra workloads on AWS using the same Cassandra application code and developer tools that you’re currently using.

Today, we are introducing support for frozen collections in Amazon Keyspaces. With this launch, you can use the frozen keyword and store collection data types (like lists, sets, and maps) as a single, immutable value. In this post, we discuss the benefits and use cases of this new feature, and demonstrate how to create and use frozen collections in Amazon Keyspaces.

Amazon ElastiCache for Redis is a fully managed service compatible with the Redis API. ElastiCache is a fast in-memory data store, and many customers choose it to power some of their most performance-sensitive, real-time applications. Today, we are excited to share that you can now effectively maximize your performance by upgrading from ElastiCache for Redis […]

Migrating self-managed Oracle databases running on-premises or on Amazon Elastic Compute Cloud (Amazon EC2) to Amazon Relational Database Service (Amazon RDS) for Oracle is a common migration path for customers looking to adopt a managed database solution from AWS. This managed service appeals to customers who are looking to reduce the cost and overhead of […]