Want to learn more Postgres? Get on the waiting list for the full course: https://masteringpostgres.com. In this interview, I dive deep with Craig Kerstiens from Crunchy Data into the world of Postgres, covering its rise to prominence, scaling at Heroku, and the power of Postgres extensions. Craig also shares insights on database sharding, the future of Postgres, and why developers love working with it. Follow Craig: Twitter: https://twitter.com/craigkerstiens Crunchy Data Blog: https://www.crunchydata.com/blog Follow Aaron: Twitter: https://twitter.com/aarondfrancis LinkedIn: https://www.linkedin.com/in/aarondfrancis Website: https://aaronfrancis.com - find articles, podcasts, courses, and more. Chapters: 00:00 - Introduction: Welcome to Database School 00:20 - Guest Introduction: Craig Kerstiens and Crunchy Data 01:40 - Craig's Journey from Heroku to Crunchy Data 02:55 - Scaling Postgres at Heroku 04:50 - Mastering Postgres Course Announcement 05:30 - The Importance of Postgres at Heroku 07:50 - The Value of Live SQL with Data Clips 09:25 - Data Clips for Business Intelligence and Real-Time Analytics 11:05 - Heroku’s Unique Company Culture and How Data Clips Came to Be 12:30 - Postgres Extensions and Marketplace 14:00 - Citus: Scaling Postgres for Multi-Tenant Applications 15:40 - The Challenges of Sharding in Databases 18:00 - Managing Large Databases and Sharding Keys with Citus 24:00 - The Evolution of Postgres and Its Growing Popularity 31:00 - Postgres for Developers and the Importance of Extensions 35:00 - Extensions as Proving Grounds for Core Postgres Features 37:50 - Building an Extension Marketplace for Postgres 41:00 - Postgres as a Data Platform and Developer Flexibility 46:00 - Why Developers Love Postgres: Stability, Extensions, and Ownership 51:00 - DuckDB: A Fascinating New Database Approach 53:30 - Crunchy Data: What They Offer and Why It Matters 58:30 - Expanding Postgres with DuckDB for Data Warehousing 01:00:00 - Wrapping Up: Where to Find Craig and Crunchy Data