[HADOOP-19204] VectorIO regression: empty ranges are now rejected

• Type: Sub-task
• Status: Resolved
• Priority: Major
• Resolution: Fixed
• Affects Version/s: 3.4.1
• Fix Version/s: 3.5.0, 3.4.1
• Component/s: fs
• Labels: pull-request-available
• Assignee: Steve Loughran
• Reporter: Steve Loughran
• Created: 12/Jun/24 18:33
• Updated: 21/Jun/24 14:06
• Resolved: 21/Jun/24 14:06

Description

The validation now rejects a readvectored with an empty range, whereas before it was a no-op

Proposed fix, return the empty list; add test

Issue Links

• causes: PARQUET-2498 Hadoop vector IO API doesn't handle empty list of ranges
• is caused by: HADOOP-19098 Vector IO: consistent specified rejection of overlapping ranges
• links to: GitHub Pull Request #6887