AWS Database Blog

Category: Technical How-to

Use headless clusters in Amazon DocumentDB for cost-effective multi-Region resiliency

Amazon DocumentDB (with MongoDB compatibility) is a highly efficient, scalable, and fully managed enterprise document database service designed to handle native JSON workloads. Amazon DocumentDB simplifies storing, querying, and indexing JSON data as a document database. Maintaining resilience to handle AWS Region-wide events that may cause databases running in a degraded state is crucial for […]

Unlock the power of Amazon DocumentDB text search with real-world use cases

Amazon DocumentDB (with MongoDB compatibility) is a fast, scalable, highly available, and fully managed document database service that supports JSON workloads. Amazon DocumentDB recently launched support for text search, a new native text search capability that allows you to perform complex text searches on large textual data with ease. Traditional database queries typically limit searches […]

Optimize TempDB performance in Amazon RDS Custom for SQL Server using local instance storage

Amazon Relational Database Service (Amazon RDS) Custom for SQL Server now supports the X2iedn instance class, which has a high memory-to-vCPU ratio and non-volatile memory express (NVMe) SSD-backed instance storage optimized for low latency, improved random I/O performance, and high sequential read throughput. With this new offering, you can now create and extend TempDB files […]

Implement advanced replication features with Amazon RDS for MySQL and Amazon Aurora MySQL using intermediate replication servers

In this post, we show you how to use advanced replication features between MySQL-compatible databases such as Amazon Aurora MySQL-Compatible Edition clusters or Amazon Relational Database Service (Amazon RDS) for MySQL instances. We discuss two replication capabilities in Amazon RDS and Amazon Aurora: multi-source replication and replication filtering. Multi-source replication is supported only in Amazon […]

Optimize AWS KMS decryption costs for Database Activity Streams

In regulated industries like healthcare and finance, auditing database activity is a top priority. Companies need to record the actions performed by database users and administrators to maintain compliance and security. AWS offers robust auditing for databases through Database Activity Streams (DAS). Integrated with Amazon Relational Database Service (Amazon RDS) and Amazon Aurora, DAS produces […]

Trigger an AWS Lambda function from Amazon RDS for MySQL or Amazon RDS for MariaDB using audit logs and Amazon CloudWatch

AWS Lambda is a serverless compute offering that helps you design event-driven architectures. It provides direct integration with multiple AWS services, including Amazon Aurora MySQL-Compatible Edition. In this post, we show you how to invoke Lambda functions from Amazon Relational Databases Service (Amazon RDS) for MySQL and Amazon RDS for MariaDB using Amazon CloudWatch and […]

Accelerate application development with Morphia ODM and Amazon DocumentDB

Morphia’s object document mapping capabilities provide Amazon DocumentDB (with MongoDB compatibility) developers massive productivity gains, faster application development, and cleaner code bases by drastically reducing the boilerplate and complexity typically associated with persistent data access. Morphia takes care of bidirectional Java object and Amazon DocumentDB document mapping, automating transparent persistence operations. This enables developers to […]

Get started with the Multi-Tenant feature of Amazon RDS for Oracle

Many organizations have a large number of Oracle databases running on multiple physical servers or virtual machines. They invest substantial resources in the operation and administration of these databases, incurring expenses for infrastructure, management, and licensing. In many cases, these physical servers and virtual machines are under-utilized due to improvements in hardware technology, increase in […]

Create and run AWS DMS tasks using AWS Step Functions

AWS Database Migration Service (AWS DMS) is a managed service that helps you migrate databases to AWS easily and securely. It supports various database sources and targets, including Amazon Relational Database Service (Amazon RDS), Amazon Aurora, Amazon Redshift, Amazon Simple Storage Service (Amazon S3), and more. With AWS DMS, you can migrate your data to […]

Create a Virtual Knowledge Graph with Amazon Neptune and an Amazon S3 data lake

It’s common in an enterprise for data that logically fits together to be separated into different databases. Some data is better suited for one storage than another, and it may not be feasible to locate all your data in one data store. But this data often needs to be linked back together to provide a […]