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varun-dhawan
Microsoft
Sep 29, 2025PostgreSQL 18 Preview on Azure Database for PostgreSQL
PostgreSQL 18 Preview on Azure Postgres Flexible Server
Weโre excited to bring the latest Postgres innovations directly into Azure. With PG18 Preview, you can already test:
๐น Asynchronous I/O (AIO) โ faster queries & lower latency
๐น Vacuuming enhancements โ less bloat, fewer replication conflicts
๐น UUIDv7 support โ better indexing & sort locality
๐น B-Tree skip scan โ more efficient use of multi-column indexes
๐น Improved logical replication & DDL โ easier schema evolution across replicas
And thatโs just the start โ PG18 includes hundreds of community contributions, with 496 from Microsoft engineers alone ๐ช
๐ Try it out today on Azure Postgres Flexible Server (initially in East Asia), share your feedback, and help shape GA.
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