--- title: "Amazon RDS now supports Postgres 18" publication: "Postgres Weekly" issue: 625 published_at: "2025-11-20" canonical_url: "https://postgresweekly.com/issues/625" --- Plus a new way to test your SQL queries, and Microsoft launches an enterprise Postgres service. | #​625 — November 20, 2025 [Web Version](https://postgresweekly.com/issues/625) Together with [![Tiger Data logo\](https://res.cloudinary.com/cpress/image/upload/c_fill,g_auto,w_1280,h_282/e_make_transparent/co_white,e_outline:30/px1u7kjyvz7xnbm6ytir.png)](https://www.tigerdata.com/blog/postgres-for-agents) Postgres Weekly [![\](https://res.cloudinary.com/cpress/image/upload/w_1280,e_sharpen:60,q_auto/ddacvvudkcpt1aousimk.jpg)](https://boringsql.com/posts/regresql-testing-queries/) [RegreSQL: Regression Testing for Postgres Queries](https://boringsql.com/posts/regresql-testing-queries/) — A look into a Go-powered tool for applying Postgres’s own regression testing methodology to your SQL queries in order to verify that changes, whether to your queries or schema, don’t break how you expect those queries to work (e.g. are the right indexes or scan types still being used?) Radim Marek [![\](https://res.cloudinary.com/cpress/image/upload/c_limit,w_480,h_480,q_auto/copm/d923f0a0.png)](https://www.tigerdata.com/blog/postgres-for-agents) [Agentic Postgres: AI-Ready Postgres for Developers](https://www.tigerdata.com/blog/postgres-for-agents) — Tiger Data’s Agentic Postgres turns vanilla Postgres into an AI-native database. Fork DBs, give agents memory, and query via REST or CLI. Perfect for Go backends building with Claude, Cursor, or custom agents. Try it free—no card needed. Tiger Data sponsor [Microsoft Unveils a New Postgres Service: _Azure HorizonDB_](https://techcommunity.microsoft.com/blog/adforpostgresql/announcing-azure-horizondb/4469710) — Azure already has [Azure Database for PostgreSQL](https://azure.microsoft.com/en-us/products/postgresql), but HorizonDB offers _“new levels of performance and scalability”_ with support for up to 3072 vCores across nodes and databases of up to 128TB in size for enterprise workloads. It’s currently in “early preview” and I suspect you’ll need deep pockets. Microsoft **IN BRIEF:** - ⭐ [Amazon RDS for PostgreSQL now supports Postgres 18](https://aws.amazon.com/about-aws/whats-new/2025/11/amazon-rds-postgresql-major-version-18/). Postgres 18.1, specifically. [pgcollection](https://github.com/aws/pgcollection) is also included as well as up to date versions of other popular extensions. - 🏴󠁧󠁢󠁳󠁣󠁴󠁿 Jimmy Angelakos has announced [an inaugural _PostgreSQL Edinburgh_ meetup](https://vyruss.org/blog/inaugural-postgresql-edinburgh-meetup.html) taking place in Scotland on December 11. - If you use Docker's official Postgres images, [be careful when you do minor version upgrades](https://www.reddit.com/r/PostgreSQL/comments/1p0tsgu/dockers_official_postgres_image_is_shipping/) as the underlying Debian release may update too and force an unwanted collation update on your database. - [create_pg_super_document](https://ryogrid.github.io/create_pg_super_document/index.html) is a project using LLMs to create documentation for every symbol in the Postgres codebase. Could be useful if you're working on extensions or deep in the Postgres implementation. - Pavlo Golub [reflects on this year's Google Summer of Code event](https://pashagolub.github.io/blog/2025/GSoC-2025-wrap-up/) from the Postgres perspective and the things its participants worked on. [Storing Products, Prices and Orders in Postgres](https://www.cybertec-postgresql.com/en/storing-products-prices-and-orders-in-postgresql/) — Tackles the problems that can be caused by over-optimistic normalization when storing product information. Hans-Jürgen Schönig [PostGIS Performance: Intersection Predicates and Overlays](https://www.crunchydata.com/blog/postgis-performance-intersection-predicates-and-overlays) — The latest in [a series of posts](https://www.crunchydata.com/blog/topic/postgis-performance) on getting the most out of PostGIS, performance-wise. Paul Ramsey 📄 [Updating Passwords Now That MD5 Password Support is Deprecated](https://dan.langille.org/2025/11/13/postgresql-md5-password-support-is-deprecated-updating-the-user-passwords/) – It’s boring work, but someone’s gotta do it. Dan Langille 📊 [Comparing PlanetScale PostgreSQL with Hetzner Local Postgres](https://mazeez.dev/posts/planetscale-vs-hetzner-postgres/) – Apples to oranges, of course. Muhammad Azeez 📄 [How to Use UUIDv7 in Python, Django and Postgres](https://www.paulox.net/2025/11/14/how-to-use-uuidv7-in-python-django-and-postgresql/) Paolo Melchiorre **RELEASES AND CODE:** [![\](https://res.cloudinary.com/cpress/image/upload/w_1280,e_sharpen:60,q_auto/vrzffuhfvpzthygmedjw.jpg)](https://github.com/commandprompt/pgmanage) [PgManage 1.4: Web Tool for Database Management](https://github.com/commandprompt/pgmanage) — An open source Web-based interface that’s _Postgres-centric_ but also supports MySQL, SQLite and Oracle. You can work with multiple databases at once, look at tables, views, functions, etc., view query plans, and get SQL autocompletion for building queries. Command Prompt, Inc. 🌐 [Martin 1.0: Fast, Lightweight PostGIS, MBtiles & PMtiles Tile Server](https://github.com/maplibre/martin) — A geospatial tile server and set of tools able to generate vector tiles on the fly from large PG databases, and serve tiles from PMTiles and MBTiles files. Reaches v1.0 after eight years of development. You can see a demo [on its homepage.](https://martin.maplibre.org/) MapLibre Contributors 📰 Classifieds Downtime isn’t inevitable. See how pgEdge + CloudNativePG deliver HA Postgres on Kubernetes. [Learn more & register now!](https://us02web.zoom.us/webinar/register/WN_CLL5Y6nbSCGrEPSGuyMunA?_gl=1*gufr5g*_gcl_au*MzYzMzI3OTguMTc1NzYxOTkyMi4xNjY3MTAwMDk5LjE3NjE5MTM3MjYuMTc2MTkxMzcyNQ..*_ga*MjEyNzAzODgzOC4xNzU3NTA3Mjky*_ga_L8TBF28DDX*czE3NjIzNTUzNjUkbzI5JGcxJHQxNzYyMzU1NjI1JGo1OSRsMCRoMA..#/registration?utm_medium=advertising&utm_source=Postgres%20Weekly&utm_campaign=PostgresWeekly%20Display%20EnterprisePostgres%20WebPage) --- 🛣️ _[The Road to Next.js](https://www.road-to-next.com/?utm_source=frontend_weekly&utm_medium=newsletter&utm_campaign=next_course)_ is a course by Robin Wieruch for learning full-stack web development with Next.js 15 and React 19. The perfect match for JavaScript developers ready to go beyond the frontend. [pg_flo: Stream, Transform, and Route Postgres Data in Real-time](https://www.pgflo.io/) — Offers a set of filters and transformations that can make moving data between, say, production and staging databases simple using one of three modes: copy-and-stream, stream-only, or a one-time copy. Uses NATS and Postgres’s replication. Shayon Mukherjee [Spock: Logical Multi-Master PostgreSQL Replication](https://github.com/pgEdge/spock) pgEdge - 🐶 [PgDog 0.1.15](https://github.com/pgdogdev/pgdog) – Horizontal scaling for Postgres with automatic sharding. Now with support for schema-based sharding. - [PGSync 6.0](https://github.com/toluaina/pgsync/releases/tag/6.0.0) – Postgres (and now MySQL/MariaDB too) to Elasticsearch/OpenSearch sync. - [QuestDB 9.2](https://github.com/questdb/questdb/releases/tag/9.2.0) – Java-powered time-series database with Postgres wire protocol compatibility. - [PgParty 1.10](https://github.com/rkrage/pg_party) – Create and manage Postgres partitions from Active Record (in Ruby and Rails). - [River 0.27](https://github.com/riverqueue/river) – Fast & reliable Postgres-powered background jobs system for Go. - [pg-boss 10.4](https://github.com/timgit/pg-boss) – Postgres-based job queuing system for Node.js. **Got a new email?** You can [change your address here](https://postgresweekly.com/edit_subscription/*|UID|*). --- **Bored of us?** [Click here to stop getting Postgres Weekly](https://postgresweekly.com/leave/*|UID|*). --- **Got a link for us?** Reply and tell us. We can't include everything but we'll look at anything you send. _Thanks!_ --- Published by Cooper Press Ltd. Fairfield Enterprise Centre, Louth, LN11 0LS, United Kingdom Postgres, PostgreSQL and the Slonik Logo are trademarks or registered trademarks of the PostgreSQL Community Association of Canada. [Stop getting this newsletter](https://postgresweekly.com/leave/*|UID|*).