PostgreSQL 18 Beta 1 Summary

PostgreSQL 18 Beta 1 introduces over 200 new features, improvements, and breaking changes, focusing on large scale enhancements, reliability, maintainability, and programming improvements. Notable features include support for virtual columns, pg_dumpall format enhancements, and new function UUID v7 support. The release also outlines significant breaking changes and architectural improvements. Compatibility testing is crucial for users transitioning to this version.