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PostgreSQL 19 RC1 is now available in Amazon RDS Database Preview Environment

calendar_today October 15, 2026 person aws@amazon.com domain amazon-q

Starting today, Amazon RDS for PostgreSQL 19 Release Candidate 1 (RC1) is available in the Amazon RDS Database Preview Environment , allowing you to evaluate the pre-release of PostgreSQL 19 on Amazon RDS for PostgreSQL. PostgreSQL 19 RC1 focuses on stability, with bug fixes and improvements from the Beta 4 testing period. This release improves error handling for complex text-search expressions, hardens parallel autovacuum, and improves reliability of GIN index maintenance.

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