[LUCENE-10456] Implement Weight#count for MultiRangeQuery

• Type: New Feature
• Status: Closed
• Priority: Major
• Resolution: Fixed
• Fix Version/s: 9.2
• Component/s: core/search
• Lucene Fields: New
• Assignee: Unassigned
• Reporter: jianping weng
• Created: 05/Mar/22 09:40
• Updated: 28/Aug/22 16:37
• Resolved: 05/Apr/22 07:32

Description

for one dimension MultiRangeQuery, we can firstly   merge overlapping ranges to have some unconnected ranges, then the doc count of this multiRangeQuery is the sum of each doc count of these unconnected range. For each unconnected range, we can take advantage of PointRangeQuery count() method.

Issue Links

• links to: GitHub Pull Request #731