[LUCENE-8593] Specialize single value numeric DV updates

• Type: Improvement
• Status: Reopened
• Priority: Major
• Resolution: Fixed
• Fix Version/s: 7.7, 8.0
• Lucene Fields: New
• Assignee: Unassigned
• Reporter: Simon Willnauer
• Created: 05/Dec/18 21:02
• Updated: 3 days ago 20:33
• Resolved: 06/Dec/18 08:45

Description

The case when all values are the the same on a numeric field update
is common for soft_deletes. With the new infrastucture for buffering
DV updates we can gain an easy win by specializing the applied updates
if all values are the same.

Issue Links

• links to: GitHub Pull Request #515