[GitHub] [arrow] thisisnic commented on issue #36658: [R] Passing `NULL` through a function to `col_select` in `read_parquet()` results in no columns being returned

["thisisnic (via GitHub)" <gi...@apache.org>]

thisisnic commented on issue #36658:
URL: https://github.com/apache/arrow/issues/36658#issuecomment-1633979533

   In effect, I think what is going on here is that you need to pass in the value of the `col_select` variable, rather than the variable itself.  The injection operator (`!!`) does this for you.  You can read more about it in the rlang docs: https://rlang.r-lib.org/reference/topic-inject.html#injecting-with-


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