[jira] [Resolved] (ARROW-17458) [C++] CSV Writer: Unsupported cast from decimal to utf8

["Weston Pace (Jira)" <ji...@apache.org>]

     [ https://issues.apache.org/jira/browse/ARROW-17458?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Weston Pace resolved ARROW-17458.
---------------------------------
    Resolution: Fixed

Issue resolved by pull request 14232
[https://github.com/apache/arrow/pull/14232]

> [C++] CSV Writer: Unsupported cast from decimal to utf8 
> --------------------------------------------------------
>
>                 Key: ARROW-17458
>                 URL: https://issues.apache.org/jira/browse/ARROW-17458
>             Project: Apache Arrow
>          Issue Type: Bug
>          Components: C++
>    Affects Versions: 6.0.1
>            Reporter: Pavel Kovalenko
>            Assignee: Quang Hoang
>            Priority: Critical
>              Labels: csv, decimal, good-first-issue, good-second-issue, pull-request-available, unsupported
>             Fix For: 11.0.0
>
>          Time Spent: 1h 20m
>  Remaining Estimate: 0h
>
> The following code snippet fails with an Unsupported cast error if a table has a decimal column.
> {code:cpp}
> std::shared_ptr<arrow::Table> table;
> ARROW_CHECK_OK(reader->ReadAll(&table));
> std::shared_ptr<arrow::io::OutputStream> output = arrow::io::FileOutputStream::Open(csvPath).ValueOrDie();
> auto writeOptions = arrow::csv::WriteOptions::Defaults();
> writeOptions.include_header = false;
> auto status = arrow::csv::WriteCSV(*table, writeOptions, output.get());
> if (!status.ok()) {
>     SETHROW_ERROR(std::runtime_error, "Couldn't write table csv: {}", status.message());
> }
> {code}
> {code:cpp}
> Unsupported cast from decimal128(7, 2) to utf8 using function cast_string
> {code}



--
This message was sent by Atlassian Jira
(v8.20.10#820010)