Gabriel Bassett created ARROW-10463: ---------------------------------------
Summary: readr_to_csv_parse_options() signature should match readr Key: ARROW-10463 URL: https://issues.apache.org/jira/browse/ARROW-10463 Project: Apache Arrow Issue Type: Bug Components: R Affects Versions: 2.0.0 Reporter: Gabriel Bassett While read_csv_arrow()'s signature matches readr, the readr_to_csv_parse_options() function (called by way of open_dataset()) only appears to capture a subset of those options: (https://github.com/apache/arrow/blob/883eb572bc64430307112895976ba79df10c8c7d/r/R/csv.R#L464) {code:java} readr_to_csv_parse_options <- function(delim = ",", quote = '"', escape_double = TRUE, escape_backslash = FALSE, skip_empty_rows = TRUE){code} I ran into this trying to use a non-standard 'na' value: {code:java} open_dataset("/path/to/csv/directory/", schema = sch, partitioning=NULL, format="csv", delim=";", na="\\N", escape_backslash=TRUE, escape_double=FALSE`) Error in readr_to_csv_parse_options(...) : unused argument (na = "\\N") {code} -- This message was sent by Atlassian Jira (v8.3.4#803005)