AWS Database Blog

Category: RDS for PostgreSQL

Migrate IBM Db2 LUW to Amazon Aurora PostgreSQL or Amazon RDS for PostgreSQL

In this post, we provide an overview of database migration from IBM Db2 LUW to Amazon Aurora PostgreSQL-Compatible Edition or Amazon Relational Database Service (Amazon RDS) for PostgreSQL. We discuss the challenges you may encounter during schema conversions, and how to perform data migration using the native EXPORT and COPY commands. Additionally, we address how […]

Using pgactive: Active-active Replication Extension for PostgreSQL on Amazon RDS for PostgreSQL

In this post, we walk through an example for creating an active-active replication setup between two RDS for PostgreSQL instances. We also show how to monitor replication lag between instances, and review how to detect and resolve conflicts. Finally, we discuss strategies to design applications to work with pgactive.

Configure Amazon Aurora PostgreSQL database activity streams for monitoring in IBM Guardium

In this post, we guide you through the steps to setting up Amazon Aurora PostgreSQL-Compatible Edition database activity streams (DAS) for monitoring in IBM Guardium. Here, we are using IBM Guardium version 11.5. Aurora PostgreSQL-Compatible is a fully managed, PostgreSQL-compatible, ACID-compliant relational database engine that combines the speed, reliability, and manageability of Amazon Aurora with […]

Create custom PostgreSQL data types using Trusted Language Extensions

In this post, we demonstrate how to create custom PostgreSQL data types using TLE. PostgreSQL ships with many robust data types that accommodate most customer workloads in a performant manner. Although PostgreSQL has the capabilities to deploy custom data types natively, introducing new data types at scale in architectures spanning multiple AWS accounts and Regions poses a unique challenge for builders. With Trusted Language Extensions (TLE), you can create and manage your custom data types, allowing the quick and easy deployment of PostgreSQL data types across your infrastructures in a secure and efficient manner.

Introducing Amazon RDS Extended Support for Amazon Aurora PostgreSQL and Amazon RDS for PostgreSQL 11

Amazon Aurora PostgreSQL-Compatible Edition and Amazon Relational Database Service (Amazon RDS) for PostgreSQL major versions are supported at least until the community end-of-life for the corresponding community versions. When the community PostgreSQL major version reaches its end of life, no further updates, security patches, or bug fixes are released by the community. Aurora PostgreSQL 11 clusters […]

Data consolidation for analytical applications using logical replication for Amazon RDS Multi-AZ clusters

Amazon Relational Database Service (Amazon RDS) Multi-AZ deployments provide enhanced availability and durability for your RDS database instances. You can deploy highly available, durable PostgreSQL databases in three Availability Zones using Amazon RDS Multi-AZ DB cluster deployments with two readable standby DB instances. With a Multi-AZ DB cluster, applications gain automatic failovers in typically under […]

Manage case-insensitive data in PostgreSQL

It’s important to be aware of the case sensitivity of text data in PostgreSQL when performing queries or comparisons to ensure that the results match your intended expectations. Case also affects how the database performs sorting operations. By default, PostgreSQL is case sensitive when sorting or comparing string values. For example, PostgreSQL considers “amazon” and […]

The role of vector datastores in generative AI applications

Generative AI has captured our imagination and is transforming industries with its ability to answer questions, write stories, create art, and even generate code. AWS customers are increasingly asking us how they can best take advantage of generative AI in their own businesses. Most have accumulated a wealth of domain-specific data (financial records, health records, […]

Build a centralized audit data collection for Amazon RDS for PostgreSQL using Amazon S3 and Amazon Athena

Database audits are one of the important compliance requirements that organizations need to meet. You might be required to capture, store, and retain the audit data for the long term. You also need to meet your organization’s information security regulations and standards. In this post, we show you how to capture and store audit data […]

Revolutionize retail recommendations for ecommerce with Amazon RDS for PostgreSQL and GenAI

In today’s digital age, ecommerce has become an integral part of our lives, offering convenience and endless product options at our fingertips. To enhance online shopping experience, retailers use personalized product recommendations as a key strategy to engage customers and boost sales. Among the cutting-edge technologies fueling this revolution is the vector database, a powerful […]