Sugu Sougoumarane, co-creator of Vitess and co-founder of PlanetScale, joins me to talk about his time scaling YouTube’s database infrastructure, building Vitess, and his latest project bringing sharding to Postgres with Multigres. This was a fun conversation with technical deep-dives, lessons from building distributed systems, and why he’s joining Supabase to tackle this next big challenge. Sugu’s Vitess videos: https://www.youtube.com/watch?v=6yOjF7qhmyY&list=PLA9CMdLbfL5zHg3oapO0HvtPfVx6_...
Jul 01, 2025•1 hr 7 min•Ep. 17
In this episode, I chat with Richard Crowley from PlanetScale about their new offering: PlanetScale Metal . We dive deep into the performance and reliability trade-offs of EBS vs. locally attached NVMe storage, and how Metal delivers game-changing speed for MySQL workloads. Links: Database School: https://databaseschool.com PlanetScale: https://planetscale.com PlanetScale Metal: https://planetscale.com/blog/announcing-metal Follow Richard: Twitter: https://twitter.com/rcrowley Website: https://r...
Jun 27, 2025•50 min•Ep. 16
Johannes Schickling, original founder of Prisma, joins me to talk about LiveStore , his ambitious local-first data layer designed to rethink how we build apps from the data layer up. We dive deep into event sourcing, syncing with SQLite, and why this approach might power the next generation of reactive apps. 🔗 Links Mentioned Want to learn more about SQLite? Check out my SQLite course: https://highperformancesqlite.com/?ref=yt LiveStore Website: https://livestore.dev Repo: https://github.com/li...
May 29, 2025•1 hr 32 min•Ep. 15
Josh Howard, Senior Engineering Manager at Cloudflare, joins me to explain how Durable Objects and D1 work under the hood—and why Cloudflare’s approach to stateful serverless infrastructure is so unique. We get into V8 isolates, replication models, routing strategies, and even upcoming support for containers. Want to learn more about SQLite? Check out my SQLite course: https://highperformancesqlite.com/?ref=podcast Follow Josh: Twitter: https://twitter.com/ajoshhoward LinkedIn: https://www.linke...
May 14, 2025•1 hr 15 min•Ep. 14
In this episode of Database School, I talk with Heikki Linnakangas, co-founder of Neon and longtime PostgreSQL hacker, to talk about 20+ years in the Postgres community, the architecture behind Neon, and the future of multi-threaded Postgres. From paternity leave patches to branching production databases, we cover a lot of ground in this deep-dive conversation. Links: Let's make postgres multi-threaded: https://www.postgresql.org/message-id/31cc6df9-53fe-3cd9-af5b-ac0d801163f4%40iki.fi Hacker Ne...
May 06, 2025•2 hr•Ep. 13
Want to learn more SQLite? Check out my SQLite course: https://highperformancesqlite.com In this episode, Carl Sverre and I discuss why syncing everything is a bad idea and how his new project, Graft, makes edge-native, partially replicated databases possible. We dig into SQLite, object storage, transactional guarantees, and why Graft might be the foundation for serverless database replicas. SQLSync: https://sqlsync.dev Stop syncing everything blog post: https://sqlsync.dev/posts/stop-syncing-ev...
Apr 18, 2025•1 hr 29 min•Ep. 12
Prisma started as a GraphQL backend and pivoted into one of the most widely used ORMs in the world. Now, they’ve launched Prisma Postgres, and CEO Søren Bramer Schmidt is here to break down the journey, the challenges, and the massive technical innovations behind it—including bare-metal servers, Firecracker microVMs, and unikernels. If you care about databases, performance, or scaling, this one’s for you. Want to learn more Postgres? Check out my Postgres course: https://masteringpostgres.com. F...
Feb 17, 2025•1 hr 24 min•Ep. 11
Want to learn more SQLite? Check out my SQLite course: https://highperformancesqlite.com In this episode, I sit down with Mike Buckbee to dive into the nitty-gritty of web application firewalls and his journey from using Redis to SQLite in Wafris. We talk about database architecture, operational challenges, and the fascinating ways SQLite improves performance and usability in cybersecurity tools. Get production ready SQLite with Turso: https://tur.so/af. Follow Mike: Twitter: https://twitter.com...
Nov 26, 2024•1 hr 9 min•Ep. 10
Want to learn more Postgres? Check out my Postgres course: https://masteringpostgres.com. In this interview, I talk with Jesse Hanley, founder of Bento, about running a lean email service from Japan. We chat about the challenges of scaling infrastructure, managing databases, and maintaining a calm business while serving a global customer base. Links Mentioned: Bento: https://bentonow.com Database school on YouTube: https://www.youtube.com/playlist?list=PLI72dgeNJtzqElnNB6sQoAn2R-F3Vqm15 Database...
Oct 14, 2024•1 hr 22 min•Ep. 9
Want to learn more Postgres? Check out my Postgres course: https://masteringpostgres.com. Production ready Postgres for teams that ship fast: https://xata.io In this interview, I talk with Monica Sarbu and Tudor Golubenco from Xata about their journey from Elastic to founding Xata. We deep dive on building a Postgres hosting platform, handling schema changes, and how they've made their free tier economical. Links Mentioned: Xata.io: https://xata.io/ The economics of a Postgres free tier: https:/...
Oct 07, 2024•1 hr 1 min•Ep. 8
Want to learn more Postgres? Check out my Postgres 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/blo...
Sep 24, 2024•1 hr 3 min•Ep. 7
Want to learn more about SQLite? Check out the full course: https://highperformancesqlite.com Get production ready SQLite with Turso: https://tur.so/af . In this interview, I talk to Stephen Margheim about his work with SQLite and Ruby on Rails. Links: Database school on YouTube: https://www.youtube.com/playlist?list=PLI72dgeNJtzqElnNB6sQoAn2R-F3Vqm15 Database school audio only: https://databaseschool.transistor.fm Aaron on Twitter: https://twitter.com/aarondfrancis Stephen on Twitter: https://t...
Aug 08, 2024•1 hr 43 min•Ep. 6
Want to learn more about SQLite? Check out the full course: https://highperformancesqlite.com . Get production ready SQLite with Turso: https://tur.so/af . In this interview, I talk to Kent C. Dodds about SQLite, LiteFS and the React ecosystem. Kent: https://twitter.com/kentcdodds EpicWeb: https://www.epicweb.dev The Epic Stack: https://www.epicweb.dev/epic-stack Fly.io: https://fly.io LiteFS: https://fly.io/docs/litefs Litestream: https://litestream.io...
Jun 20, 2024•52 min•Ep. 5
Want to learn more about SQLite? Check out the full course: https://highperformancesqlite.com Get production ready SQLite with Turso: https://tur.so/af . In this interview I talk to Glauber Costa, CEO of Turso.
Jun 14, 2024•1 hr 41 min•Ep. 4
Want to learn more about SQLite? Check out the full course: https://highperformancesqlite.com . Get production ready SQLite with Turso: https://tur.so/af . In this interview I talk to Carl Sverre about his new project: SQLSync. It's an offline-first, collaborative wrapper around SQLite. We cover event sourcing, conflict resolution, VFSes, and more! Carl: https://twitter.com/carlsverre PartyKit: https://www.partykit.io SQLSync: https://sqlsync.dev Carl's new company: https://orbitinghail.dev ----...
Jun 13, 2024•1 hr 27 min•Ep. 3
Want to learn more about SQLite? Check out the full course: https://highperformancesqlite.com . Get production ready SQLite with Turso: https://tur.so/af . Ben and Aaron discuss replication and backups in SQLite, Litestream and LiteFS, and future mad scientist projects Ben is working on. • Ben Johnson on Twitter: https://x.com/benbjohnson • Litestream: https://litestream.io/ • LiteFS: https://fly.io/docs/litefs/...
Jun 13, 2024•58 min•Ep. 2
Want to learn more about SQLite? Check out the full course: https://highperformancesqlite.com . Get production ready SQLite with Turso: https://tur.so/af . DHH and Aaron discuss modern SQLite, the one-person framework, conceptual compression, stoicism, and ONCE.com's newest product: Workbook.
Jun 13, 2024•54 min•Ep. 1
