The Data Stack Show 244: Postgres to ClickHouse: Simplifying the Modern Data Stack with Aaron Katz & Sai Krishna Srirampur
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May 20, 2025 This conversation features Aaron Katz, co-founder of ClickHouse and creator of ClickHouse Cloud, alongside Sai Krishna Srirampur, who leads Clickpipes and previously co-founded PeerDB. They discuss the evolution of ClickHouse and its advantages over PostgreSQL, including performance issues and innovative migration strategies. The duo highlights the philosophy of open source, the importance of observability, and the integration of emerging technologies in data management. Expect insights into maximizing data efficiency and the future of data architecture!
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Founding ClickHouse Inc.
- Aaron Katz shares the story of founding ClickHouse Inc. around the popular open-source database ClickHouse four years ago.
- They launched ClickHouse Cloud managed service two years ago, gaining over a thousand customers worldwide with diverse use cases.
Sai's Postgres to ClickHouse Journey
- Sai Krishna Srirampur recounts his journey from building a Postgres-focused data replication tool to joining ClickHouse.
- His company PeerDB was acquired due to the demand for streaming Postgres data into ClickHouse for fast analytics.
Database Convergence Insight
- Aaron Katz notes a collision course where different databases like transactional, analytical, and vector databases overlap.
- Customers desire a simplified infrastructure with one or two databases fulfilling multiple requirements.