The Joe Reis Show DuckLake w/ Hannes Mühleisen - Practical Data Lunch and Learn. June 4, 2025
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Jun 4, 2025 Discover the innovative Duck Lake extension of DuckDB, designed to revolutionize data management. The episode highlights impressive architecture aimed at enhancing database performance and interoperability. Enjoy a live demo showcasing unique features like effortless data manipulation and intriguing time travel functionalities. Hannes Mühleisen answers questions, making complex topics accessible and engaging!
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DuckLake's Origin Story
- Hannes developed the idea of DuckLake during a conversation about OpenTable formats in Paris.
- He realized existing formats had issues and started DuckLake to improve on them.
Challenges with OpenTable Formats
- OpenTable formats initially ignored by DuckDB, but demand forced exploration.
- Realized Avro complexity and tech stack issues slowed adoption and inspired DuckLake's design.
Key Innovation in DuckLake
- DuckLake improves OpenTable formats by using a full SQL database for metadata management.
- This approach fixes commit speed and small file problems and reduces system complexity.