Navigating Workflow Systems

The GeekNarrator memberships can be joined here: https://www.youtube.com/channel/UC_mGuY4g0mggeUGM6V1osdA/join Membership will get you access to member only videos, exclusive notes and monthly 1:1 with me. Here you can see all the member only videos: https://www.youtube.com/playlist?list=UUMO_mGuY4g0mggeUGM6V1osdA ------------------------------------------------------------------------------------------------------------------------------------------------------------------ About this episode: ------------------------------------------------------------------------------------------------------------------------------------------------------------------ In this episode we are talking to Peter and Qian, co-founders of DBOS. The conversation covers the challenges of creating fault-tolerant applications, the architecture of DBOS, and how it addresses reliability at multiple layers. Chapters: 00:00 Introduction to the Geeknerder Podcast 00:29 Meet the Co-Founders of DBOSS 01:25 The Core Problem: Building Reliable Systems 02:05 How DBOSS Solves Reliability Issues 04:29 Understanding DBOSS Architecture 06:09 Deep Dive into DBOSS Library 08:36 Postgres and State Management 18:31 Handling Parallel Steps and Performance Concerns 26:00 Observability and Version Control 30:18 Running Multiple Code Versions 30:58 Managing Workflow Versions 32:03 Surgery on Workflow States 33:15 Library Annotations and Durable Execution 34:24 Migrating to the Cloud Version 37:23 Handling Email Workflows 42:41 Transactional Guarantees with Postgres 48:44 Technical Challenges and Multi-Tenancy 54:12 Real-World Use Cases and Benefits 59:45 Conclusion and Final Thoughts Some important links: - Main website: https://www.dbos.dev/ - DBOS docs: https://docs.dbos.dev/ - Open-source DBOS Transact libraries: - Python: https://github.com/dbos-inc/dbos-transact-py - TypeScript: https://github.com/dbos-inc/dbos-transact-ts ------------------------------------------------------------------------------------------------------------------------------------------------------------------ Like building real stuff? ------------------------------------------------------------------------------------------------------------------------------------------------------------------ Try out CodeCrafters and build amazing real world systems like Redis, Kafka, Sqlite. Use the link below to signup and get 40% off on paid subscription. https://app.codecrafters.io/join?via=geeknarrator ------------------------------------------------------------------------------------------------------------------------------------------------------------------ Link to other playlists. LIKE, SHARE and SUBSCRIBE ------------------------------------------------------------------------------------------------------------------------------------------------------------------ If you like this episode, please hit the like button and share it with your network. Also please subscribe if you haven't yet. Database internals series: https://youtu.be/yV_Zp0Mi3xs Popular playlists: Realtime streaming systems: https://www.youtube.com/playlist?list=PLL7QpTxsA4se-mAKKoVOs3VcaP71X_LA- Software Engineering: https://www.youtube.com/playlist?list=PLL7QpTxsA4sf6By03bot5BhKoMgxDUU17 Distributed systems and databases: https://www.youtube.com/playlist?list=PLL7QpTxsA4sfLDUnjBJXJGFhhz94jDd_d Modern databases: https://www.youtube.com/playlist?list=PLL7QpTxsA4scSeZAsCUXijtnfW5ARlrsN Stay Curios! Keep Learning!