Selecting columns from a grouped_df with `[` results in lost grouping #398
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romainfrancois
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Apr 17, 2014
I've put some protection in place. We now get an error:
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It might make sense to keep the groups of any grouping columns that are selected ( I realize that |
We'd have to write a |
I think we should probably protect attributes in |
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This is especially problematic because R crashes if you use
do()
on this grouped_df which has no groups:The text was updated successfully, but these errors were encountered: