Postgres Summit US2026

Every PostgreSQL database needs regular cleanup to stay healthy and fast - that's what VACUUM does. In this talk, we'll break down VACUUM in a way that's easy to understand. We'll look at how VACUUM has gotten better in recent versions, share tips to make it run smoothly, and show you how to fix common problems like slow-running queries and wasted storage space. Whether you're a developer working with databases, a database administrator, or someone who cares about database performance, this talk will help you understand how to keep your PostgreSQL database running at its best. We'll use real examples and share actual problems and solutions from the field, making sure you leave with knowledge you can use right away.