Postgres to ClickHouse: Data Modeling Tips
What's this blog post about?
The text discusses how to model data in ClickHouse after replicating it from Postgres using PeerDB. It highlights that ClickHouse and Postgres differ in their data modeling due to being purpose-built databases optimized for specific workloads. The guide covers essential data modeling concepts in ClickHouse, such as replacing merge tree table engine, handling duplicates, nullable columns, data types, ordering key, primary key vs ordering key, modifying the ordering key, and handling DELETEs. It also mentions that more advanced topics will be covered in future blog posts.
Company
ClickHouse
Date published
Aug. 28, 2024
Author(s)
Sai Srirampur
Word count
2009
Hacker News points
None found.
Language
English