AWS Database Blog

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, […]

Analyze Amazon RDS for Oracle database object dependencies

In this post, we show you an analysis tool which serves as a starting point to your database analysis journey by highlighting specific interdependencies between database objects: object dependencies, object constraints, and trigger references. Through a combination of SQL queries on the source Oracle database dictionary and Excel filters, the solution in this post can capture interdependent database objects for a target schema and generate a visual dependency diagram.

An introduction to real estate tokenization on AWS

Tokenization is the process of creating a digital asset on a blockchain that can represent various assets, including physical assets, digital assets, or even rights of ownership. In this post, we explore the advantages of tokenizing real estate assets using blockchain technology in order to streamline property ownership transfers. We discuss the benefits of tokenization […]

Vector search for Amazon DynamoDB with zero ETL for Amazon OpenSearch Service

As organizations increasingly rely on Amazon DynamoDB for their operational database needs, the demand for advanced data insights and enhanced search capabilities continues to grow. Leveraging the power of Amazon OpenSearch Service and Amazon Bedrock, you can now unlock generative artificial intelligence (AI) capabilities for your DynamoDB data. In this post, we show how you […]

How BCM One migrated data from an unencrypted Amazon RDS for PostgreSQL database instance to a new encrypted instance using AWS DMS

This post is co-authored with Kate Fike, Software Engineer at BCM One. BCM One is a leading global provider of NextGen Communications and Managed Services to IT leaders and channel resellers. They have multiple NextGen Communications brands, including Flowroute. Flowroute offers SIP trunking and a business messaging platform for mission-critical voice applications. In this post, […]

New – Size flexibility for Amazon ElastiCache reserved nodes

Amazon ElastiCache, a fully managed, Redis OSS- and Memcached-compatible caching service, now supports size flexibility for all its reserved node offerings, enabling your reserved node discount to apply across differently sized node types beyond the size specified in your reservation. With flexible reserved nodes, you no longer need to commit to a specific node size when purchasing a reservation, reducing the overhead of capacity planning and enabling you to right-size your clusters as your workloads and capacity needs change. In this post, we explain how you can use this new size flexibility feature to leverage discounted pricing on your ElastiCache clusters.

Configure cross-account Amazon S3 as a source or target for AWS DMS

In this post, we delve into the intricacies of configuring AWS DMS replication instances to use an S3 bucket in a different account. We also explore the process of establishing a connection between AWS DMS Serverless and S3 buckets across distinct accounts.

Troubleshoot Amazon RDS for MySQL and Amazon RDS for MariaDB Errors

In this post, we discuss MySQL or MariaDB errors seen in error logs and application logs related to database, their possible root cause and how to effectively troubleshoot them on Amazon Relational Database Service(Amazon RDS) for MySQL or Amazon Relational Database Service(Amazon RDS) for MariaDB.

How a large financial AWS customer implemented high availability and fast disaster recovery for Amazon Aurora PostgreSQL using Global Database and Amazon RDS Proxy

In this post, we show how a large financial AWS customer achieved sub-minute failover between Availability Zones and single-digit minutes between AWS Regions. The customer partnered with AWS to engineer a solution to provide high availability (HA) and disaster recovery (DR) for their wealth management customer portal. The goals of the design were to minimize […]