Allow multiple keys in GroupBy #56
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lihaoyi
reviewed
Dec 28, 2024
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I've moved the tests. I found it hard to find meaningful example for such |
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Thanks @michalliss ! |
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This pull request extends the GroupBy class so it can use multiple fields as keys.
I've also added two tests to make sure it works fine and that I did not break filtering (HAVING) feature.
Fixes #52