Presenters Paul Jungwirth Dignös Böhlen and Gamper Source PGConf.dev 2025 🚀 Diving Deep: Benchmarking PostgreSQL Foreign Keys and Uncovering Surprises 🤯 Ever wondered how your database performs under pressure? What about those seemingly small decisions – like how you implement foreign key constraints? A recent presentation delved into the fascinating world of PostgreSQL foreign key performance, revealing some unexpected twists and turns. Let’s break down the journey and the key takeaways! ...

Presenters Thomas Munro Stonebraker Source PGConf.dev 2025 Postgres’ Path to Multi-Threading: A Complex Journey 🚀💡👨‍💻 PostgreSQL is a powerhouse database, but its architecture presents some interesting challenges when it comes to scaling performance. This presentation segment dives deep into the ambitious goal of transforming PostgreSQL into a truly multi-threaded database, outlining the challenges, proposed solutions, and current progress. The speaker emphasizes that this isn’t a simple task, requiring significant architectural changes and community effort. ...

Presenters David J. DeWitt Source PGConf.dev 2025 The Unexpected Rise of PostgreSQL: A Journey Through Database Scalability 🚀 For those of us immersed in the world of data, the evolution of database systems is a fascinating story of innovation, adaptation, and sometimes, unexpected turns. This presentation, delivered by a seasoned industry veteran, offers a captivating retrospective on that journey, spanning from the 1980s to the present day. Forget the hype cycles – this is a grounded look at how we got here, and what the future might hold. ...

Presenters Peter Geoghegan Source PGConf.dev 2025 Supercharging PostgreSQL: Mastering Complex OR Queries for Lightning-Fast Performance 🚀 Have you ever felt like your PostgreSQL queries were hitting a performance wall, especially when dealing with multiple OR conditions across indexed columns? You’re not alone! This presentation segment dives deep into the fascinating evolution of PostgreSQL’s query optimizer, revealing how it’s tackling this challenge head-on. 💡 The Problem: The Bitmap OR Bottleneck 😩 Traditionally, queries with complex OR conditions often defaulted to a “bitmap OR” approach. While functional, this method comes with a significant cost: ...

Presenters Cédric Villemain Source PGConf.dev 2025 Level Up Your PostgreSQL Performance with cgroups and eBPF 🚀 Are you a PostgreSQL DBA or systems engineer looking for ways to squeeze even more performance out of your database? Do you dream of fine-grained control over resource allocation? Then buckle up, because we’re diving into the fascinating world of cgroups and eBPF, and how they can revolutionize your PostgreSQL setup! This post summarizes a recent presentation that explored a deep dive into these technologies and their potential to unlock a new level of resource management for your PostgreSQL deployments. Let’s break it down! ...