AWS Database Blog

Category: PostgreSQL compatible

Upgrade your Amazon RDS for PostgreSQL or Amazon Aurora PostgreSQL database, Part 1: Comparing upgrade approaches

If you need to upgrade your Amazon Relational Database Service (Amazon RDS) for PostgreSQL or Amazon Aurora PostgreSQL-Compatible Edition database to a newer version, you can choose from in-place and out-of-place upgrade options. You may prefer either in-place upgrades (where you don’t have to create a new DB instance) or out-of-place upgrades depending on the […]

Speed up time series data ingestion by partitioning tables on Amazon RDS for PostgreSQL

In the post Designing high-performance time series data tables on Amazon RDS for PostgreSQL, we explained how to use partitioned tables as a strategy to improve performance when handling time series data. In this post, we focus on data ingestion and why partitioned tables help with data ingestion. PostgreSQL has had the ability to handle […]

Work with files in Amazon Aurora PostgreSQL and Amazon RDS for PostgreSQL

An Oracle to Amazon Aurora PostgreSQL-Compatible Edition or Amazon Relational Database Service (Amazon RDS) for PostgreSQL migration into the AWS Cloud can be a multistage process with different technologies and skills involved, starting from the assessment stage to the cutover stage. For more information about the migration process, see Database Migration—What Do You Need to […]

Migrate Azure SQL Database to Amazon Aurora using Azure Data Sync Agent and AWS DMS

Increasingly, customers are looking to break free from their legacy database (e.g., Oracle and Microsoft SQL Server) and move to a cloud-native database such as open-source engines running on AWS. One of the preferred destinations for this data is Amazon Aurora. In this post, we walk through a migration of a Microsoft Azure SQL database […]

Amazon Aurora PostgreSQL parameters, Part 4: ANSI compatibility options

Organizations today have a strategy to migrate from traditional databases and as they plan their migration, they don’t want to compromise on performance, availability, and security features. Amazon Aurora is a cloud native relational database service that combines the speed and availability of high-end commercial databases with the simplicity and cost-effectiveness of open source databases. […]

Amazon Aurora PostgreSQL parameters, Part 3: Optimizer parameters

Organizations today have a strategy to migrate from traditional databases and as they plan their migration, they don’t want to compromise on performance, availability, and security features. Amazon Aurora is a cloud native relational database service that combines the speed and availability of high-end commercial databases with the simplicity and cost-effectiveness of open source databases. […]

Amazon Aurora PostgreSQL parameters, Part 2: Replication, security, and logging

Organizations today have a strategy to migrate from traditional databases and as they plan their migration, they don’t want to compromise on performance, availability, and security features. Amazon Aurora is a cloud native relational database service that combines the speed and availability of high-end commercial databases with the simplicity and cost-effectiveness of open source databases. […]

Amazon Aurora PostgreSQL parameters, Part 1: Memory and query plan management

Organizations today have a strategy to migrate from traditional databases and as they plan their migration, they don’t want to compromise on performance, availability, and security features. Amazon Aurora is a cloud native relational database service that combines the speed and availability of high-end commercial databases with the simplicity and cost-effectiveness of open source databases. […]

tree-style diagram comparing migration strategies.

Best practices for migrating PostgreSQL databases to Amazon RDS and Amazon Aurora

September 2023: This post was reviewed and updated for accuracy. PostgreSQL is one of the most advanced open-source relational database systems. From a few GB to multi-TB databases, PostgreSQL is best suited for online transaction processing (OLTP) workloads. For many organizations, PostgreSQL is the open-source database of choice when migrating from commercial databases such as […]

Deep dive on Amazon Aurora and Amazon RDS for PostgreSQL architecture and features

April, 2026: Aurora Serverless v2 has been renamed Aurora serverless. No action required. May 2024: This post was reviewed and updated for accuracy. If you’re considering migrating your self-hosted PostgreSQL database or transitioning your commercial databases to PostgreSQL on AWS, you’ll need to choose the database service that best aligns with your requirements. AWS offers […]