--- title: "5 PostgreSQL Features To Improve Your SQL" url: https://daily.dev/posts/5-postgresql-features-to-improve-your-sql-mcnn6ckim source_url: https://www.youtube.com/watch?v=_lOM-_IFOoQ type: video:youtube source: "Database Star" published: 2026-05-31T07:44:16.176Z updated: 2026-05-31T07:55:09.656Z tags: ["backend", "sql", "postgresql"] reading_time: 5 upvotes: 0 comments: 0 language: en --- > ## Documentation Index > Fetch the complete documentation index at: https://daily.dev/llms.txt > Use this file to discover all available pages before exploring further. # 5 PostgreSQL Features To Improve Your SQL **[Database Star](https://daily.dev/sources/database-star)** · 5 min read · 0 upvotes · 0 comments ## Summary A walkthrough of five built-in PostgreSQL features that simplify common SQL tasks: the FILTER clause for cleaner aggregate conditions, DISTINCT ON for retrieving one row per group, the RETURNING keyword to get data back from INSERT/UPDATE/DELETE in a single query, specialized data types (UUID, inet, money), and transactional DDL that allows schema changes to be rolled back safely. ## Full article daily.dev links to this article rather than hosting it. Read it at the original source: ## Similar posts on daily.dev - [9 Advanced PostgreSQL Features I Wish I Knew Sooner](https://daily.dev/posts/9-advanced-postgresql-features-i-wish-i-knew-sooner-nezidnbnu) · marmelab · 115 upvotes · 0 comments - [PostgreSQL 18 RETURNING Enhancements: A Game Changer for Modern Applications](https://daily.dev/posts/postgresql-18-returning-enhancements-a-game-changer-for-modern-applications-xrqrjxjua) · Lobsters · 51 upvotes · 1 comments - [What's New in PostgreSQL 18 - a Developer's Perspective](https://daily.dev/posts/what-s-new-in-postgresql-18---a-developer-s-perspective-wvmd2j4xy) · Hacker News · 7 upvotes · 0 comments --- Tags: [#backend](https://daily.dev/tags/backend), [#sql](https://daily.dev/tags/sql), [#postgresql](https://daily.dev/tags/postgresql) [View this post on daily.dev](https://daily.dev/posts/5-postgresql-features-to-improve-your-sql-mcnn6ckim)