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Published 20 hours ago • verified publisher icon ClickHouse

Clarify semantics of dots in column names

Open pivovarit opened this issue 1 year ago • 1 comments

Apparently, there's some tribal knowledge that dots in column names should not be used, because they are reserved for nested semantics.

However, users discover it the hard way because it's not reflected in the documentation: example

Tribal knowledge:

  • https://github.com/ClickHouse/ClickHouse/issues/55452#issuecomment-1755250791
  • https://github.com/ClickHouse/ClickHouse/issues/8193#issuecomment-565211497
  • https://stackoverflow.com/a/65497303/2229438

pivovarit avatar Jul 30 '24 12:07 pivovarit

https://github.com/ClickHouse/ClickHouse/issues/68727

nikitamikhaylov avatar Aug 22 '24 14:08 nikitamikhaylov