ClickHouse

Raised as a usability problem by 9 people on Hacker News over 6 years (2018–2023), in 9 threads.

People raised many different problems with ClickHouse, but no single problem has yet been raised by 3 people in 3 different months and threads.

Unreviewed issues were grouped by machine: Claude Haiku labelled each comment as a usability complaint, named what it's about and summed up the problem in a line, and a small model grouped similar problems. Nobody has checked them by hand. Expect mistakes.

The newest 10 complaints

Download link gives no visual sign it is a download, and the site serves binaries only via curl2023-01-05
Open source version is hidden; users must hunt through menus and tabs to find it2023-01-05
No validation email arrives after signup, and password reset is impossible, so login fails2022-10-04
Requires expert knowledge to write fast queries; barrier to entry too high2022-01-22
Can't find an equivalent of TimescaleDB's segment_by compression option2021-11-05
Shards silently drift out of sync during schema updates, hard to diagnose2021-05-17
Hard to scale and operate, a nightmare for operators2019-11-25
Must wait ~89 minutes and run extra non-standard SQL before querying data2019-02-19
Users must be configured in a custom XML format, applied only at database level2019-01-28
Non-standard, case-sensitive SQL syntax repeatedly annoys users2018-10-01