[ARROW-14185] [C++] HashJoinNode should validate HashJoinNodeOptions

• Type: Improvement
• Status: Resolved
• Priority: Major
• Resolution: Fixed
• Fix Version/s: 9.0.0
• Component/s: C++
• Labels: good-first-issue pull-request-available query-engine
• External issue URL: https://github.com/apache/arrow/issues/29770
• Assignee: Jabari Booker
• Reporter: David Li
• Created: 30/Sep/21 19:09
• Updated: 11/Jan/23 08:38
• Resolved: 08/Jun/22 11:36

Description

At the very least key_cmp needs to match the number of join columns, there may be other invariants to uphold. Probably all the ones from the semi-join PR: there must be the same, non-zero number of keys on both sides.

Issue Links

• links to: GitHub Pull Request #13051