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ARROW-11704: [R] Wire up dplyr::mutate() for datasets #9586
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Co-authored-by: Ian Cook <ianmcook@gmail.com>
Looks like ds %>% transmute(x=42) %>% head(1)
## Error in dataset___ScannerBuilder__ProjectExprs(self, cols, names(cols)) :
## Invalid R object for std::__1::shared_ptr<arrow::dataset::Expression>, must be an ArrowObject
ds %>% transmute(x="foo") %>% head(1)
## Error in dataset___ScannerBuilder__ProjectExprs(self, cols, names(cols)) :
## Invalid R object for std::__1::shared_ptr<arrow::dataset::Expression>, must be an ArrowObject |
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So now we have scalar recycling in |
Correct, that's ARROW-11705 |
Closes apache#9586 from nealrichardson/r-dataset-projection Authored-by: Neal Richardson <neal.p.richardson@gmail.com> Signed-off-by: Neal Richardson <neal.p.richardson@gmail.com>
Closes apache#9586 from nealrichardson/r-dataset-projection Authored-by: Neal Richardson <neal.p.richardson@gmail.com> Signed-off-by: Neal Richardson <neal.p.richardson@gmail.com>
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