Wednesday, January 3, 2018

ClickHouse Primary Keys



Recently I dived deep into ClickHouse. ClickHouse is column-store database by Yandex with great performance for analytical queries. For example check benchmark and post of Mark Litwintschik.

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How can you work with a JSON value if you know nothing about it?

I have talked about the difficulty of typing certain JSON values coming from some APIs. The JSON is just very complicated. When I do that,...