[ARROW-16989] [C++] Substrait ProjectRel is interpreted incorrectly

• Type: Bug
• Status: Resolved
• Priority: Major
• Resolution: Fixed
• Fix Version/s: 9.0.0
• Component/s: C++
• Labels: pull-request-available substrait
• External issue URL: https://github.com/apache/arrow/issues/32303
• Assignee: Jeroen van Straten
• Reporter: Jeroen van Straten
• Created: 06/Jul/22 12:52
• Updated: 11/Jan/23 11:47
• Resolved: 12/Jul/22 07:37

Description

A Substrait ProjectRel appends columns to the dataset, while the consumer currently interprets it as if it replaces the existing columns (i.e. what Acero does).

Issue Links

• links to: GitHub Pull Request #13528