PostgreSQL 18 Beta RC1 Now Accessible in Amazon RDS Preview Environment, Signaling Future Enhancements
Seattle, WA – September 4, 2025 – Amazon Web Services (AWS) is pleased to announce that PostgreSQL 18 Beta Release Candidate 1 (RC1) is now available for customers to explore within the Amazon RDS Database Preview Environment. This significant update offers early access to the latest advancements in PostgreSQL, enabling developers and database administrators to test and prepare for the future of this widely adopted open-source database.
The availability of PostgreSQL 18 Beta RC1 in the RDS Preview Environment underscores AWS’s commitment to providing customers with cutting-edge database technologies and the tools necessary to leverage them effectively. This initiative allows users to get a head start on evaluating new features, performance improvements, and compatibility aspects of PostgreSQL 18 within a managed and secure AWS environment.
While specific details about the new features in PostgreSQL 18 Beta RC1 are best explored through the official PostgreSQL release notes, the presence of this early release candidate in the RDS Preview Environment suggests that AWS is working diligently to ensure a smooth and robust integration for when PostgreSQL 18 is generally available. Customers can expect to find enhancements in areas such as performance, scalability, security, and developer productivity.
This preview program is a valuable opportunity for organizations to:
- Evaluate New Features: Gain firsthand experience with the latest functionalities and capabilities introduced in PostgreSQL 18. This could include new SQL features, improved query planning, enhanced data types, or advancements in extensibility.
- Test Application Compatibility: Proactively test existing applications and workloads against PostgreSQL 18 to identify any potential compatibility issues and make necessary adjustments before the official release. This proactive approach helps mitigate risks and ensures a seamless transition.
- Explore Performance Optimizations: Benchmark the performance of their databases with PostgreSQL 18 to understand the potential benefits and identify areas for optimization.
- Provide Feedback: Contribute to the development process by sharing valuable feedback with both the PostgreSQL community and AWS. Early feedback is crucial for refining the database and its integration with AWS services.
- Prepare for Production: Develop and refine deployment strategies, migration plans, and operational best practices for PostgreSQL 18 on Amazon RDS.
Amazon RDS simplifies the process of setting up, operating, and scaling a relational database in the cloud. By offering early access to PostgreSQL 18 RC1, AWS empowers its users to stay at the forefront of database innovation without the complexities of self-managing infrastructure. The RDS Database Preview Environment is designed to provide a stable and secure platform for testing, allowing customers to experiment with confidence.
We encourage all interested customers to explore the PostgreSQL 18 Beta RC1 in the Amazon RDS Database Preview Environment. This is an excellent opportunity to harness the power of the latest PostgreSQL developments and ensure your data infrastructure is future-ready. Further details on accessing and utilizing the preview environment can typically be found on the AWS RDS documentation pages.
PostgreSQL 18 Beta RC1 is now available in Amazon RDS Database Preview Environment
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