| % Generated by roxygen2: do not edit by hand |
| % Please edit documentation in R/dplyr-funcs-augmented.R |
| \name{add_filename} |
| \alias{add_filename} |
| \title{Add the data filename as a column} |
| \usage{ |
| add_filename() |
| } |
| \value{ |
| A \code{FieldRef} \code{Expression} that refers to the filename augmented |
| column. |
| } |
| \description{ |
| This function only exists inside \code{arrow} \code{dplyr} queries, and it only is |
| valid when quering on a \code{FileSystemDataset}. |
| } |
| \examples{ |
| \dontrun{ |
| open_dataset("nyc-taxi") \%>\% |
| mutate(file = add_filename()) |
| } |
| } |
| \keyword{internal} |
