Rich Raposa Director, Global Learning, ClickHouse
Primary keys in ClickHouse are not what you're used to in other DBMSs. Picking a good primary key for your MergeTree tables is critical in optimizing query performance, so it's important to understand how they work. We include an explanation of the primary index and granules.
![Powering Feature Stores with ClickHouse](/_next/image?url=https%3A%2F%2Fimg.youtube.com%2Fvi%2FY9QlYOQVmzc%2Fmaxresdefault.jpg&w=1920&q=75)
![Powering Feature Stores with ClickHouse](/_next/image?url=%2F_next%2Fstatic%2Fmedia%2Ffallback.ff0d724a.png&w=1920&q=75)
ClickHouse, How to
Powering Feature Stores with ClickHouse
Mark Needham Principal Product Marketing Engineer, ClickHouse
![Querying archive files with ClickHouse](/_next/image?url=https%3A%2F%2Fimg.youtube.com%2Fvi%2FCiKfRMAhs3M%2Fmaxresdefault.jpg&w=1920&q=75)
![Querying archive files with ClickHouse](/_next/image?url=%2F_next%2Fstatic%2Fmedia%2Ffallback.ff0d724a.png&w=1920&q=75)
How to
Querying archive files with ClickHouse
Mark Needham Principal Product Marketing Manager, ClickHouse
![Importing Numpy array files into ClickHouse](/_next/image?url=https%3A%2F%2Fimg.youtube.com%2Fvi%2F_7mpIeig8Hw%2Fmaxresdefault.jpg&w=1920&q=75)
![Importing Numpy array files into ClickHouse](/_next/image?url=%2F_next%2Fstatic%2Fmedia%2Ffallback.ff0d724a.png&w=1920&q=75)
How to
Importing Numpy array files into ClickHouse
Mark Needham Principal Product Marketing Manager, ClickHouse
Products
Comparisons
Stay informed on feature releases, product roadmap, support, and cloud offerings!
Loading form...
© 2025 ClickHouse, Inc. HQ in the Bay Area, CA and Amsterdam, NL.