[ARROW-14352] [IR] Make schema property optional in Source

• Type: Task
• Status: Resolved
• Priority: Minor
• Resolution: Fixed
• Affects Version/s: 6.0.0
• Fix Version/s: 7.0.0
• Component/s: Compute IR
• Labels: pull-request-available
• External issue URL: https://github.com/apache/arrow/issues/18892
• Assignee: Phillip Cloud
• Reporter: Phillip Cloud
• Created: 15/Oct/21 15:56
• Updated: 11/Jan/23 08:39
• Resolved: 28/Oct/21 15:58

Description

The schema field of Source isn't being used by any producer (ibis, duckdb) or consumer (arrow C++, duckdb). It's not clear that it's useful, so let's make it optional.

Issue Links

• links to: GitHub Pull Request #11437
• links to: GitHub Pull Request #11440