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ASF GitHub Bot updated ARROW-10463: ----------------------------------- Labels: pull-request-available (was: ) > [R] Better messaging for currently unsupported CSV options in open_dataset > -------------------------------------------------------------------------- > > 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 > Assignee: Ian Cook > Priority: Minor > Labels: pull-request-available > Fix For: 3.0.0 > > Time Spent: 10m > Remaining Estimate: 0h > > 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)