[ARROW-13795] [C++] Add async version of the ORC Dataset scanner

• Type: Sub-task
• Status: Open
• Priority: Major
• Resolution: Unresolved
• Component/s: C++
• Labels: dataset orc
• External issue URL: https://github.com/apache/arrow/issues/29421
• Assignee: Unassigned
• Reporter: Joris Van den Bossche
• Created: 30/Aug/21 16:07
• Updated: 11/Jan/23 08:35

Description

ARROW-13572 (https://github.com/apache/arrow/pull/10991) added basic support for ORC file format in the Datasets API, but for now only implemented the sync OrcFileFormat::ScanFile, while we should rather implemented OrcFileFormat::ScanBatchesAsync instead.