AWS Database Blog

Category: Amazon Aurora

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 […]

Export and import data from Amazon S3 to Amazon Aurora PostgreSQL

You can build highly distributed applications using a multitude of purpose-built databases by decoupling complex applications into smaller pieces, which allows you to choose the right database for the right job. Amazon Aurora is the preferred choice for OLTP workloads. Aurora makes it easy to set up, operate, and scale a relational database in the […]

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

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 two managed PostgreSQL database options: Amazon Aurora PostgreSQL-Compatible Edition and Amazon Relational Database […]

Convert the NUMBER data type from Oracle to PostgreSQL – Part 2

July 2023: This post was reviewed for accuracy. An Oracle to PostgreSQL migration in 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 Know Before You Start? […]

Convert the NUMBER data type from Oracle to PostgreSQL – Part 1

July 2023: This post was reviewed for accuracy. An Oracle to PostgreSQL migration in 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 Know Before You Start? […]

Key considerations in moving to Graviton2 for Amazon RDS and Amazon Aurora databases

Amazon Relational Database Service (Amazon RDS) and Amazon Aurora support a multitude of instance types for you to scale your database workloads based on your needs (see Amazon RDS DB instance classes and Aurora DB instance classes, respectively). In 2020, AWS announced Amazon M6g and R6g instance types for Amazon RDS and recently announced the […]

Cost-effective disaster recovery for Amazon Aurora databases using AWS Backup

You may have stringent regulatory compliance obligations that require an effective multi-Region disaster recovery (DR) plan to mitigate a Region-wide disaster. AWS offers multiple methods to meet these needs, taking into consideration different factors such as recovery time objective (RTO), recovery point objective (RPO), and costs. In this post, I focus on how to keep […]