[LUCENE-5706] Don't allow unsetting values through DocValues updates

• Type: Improvement
• Status: Resolved
• Priority: Major
• Resolution: Fixed
• Fix Version/s: 4.9, 6.0
• Component/s: core/index
• Lucene Fields: New, Patch Available
• Assignee: Shai Erera
• Reporter: Shai Erera
• Created: 25/May/14 17:34
• Updated: 28/Aug/22 14:08
• Resolved: 26/May/14 15:38

Description

Spinoff from LUCENE-5680: we shouldn't allow unsetting values through DocValues updates, at least not until there's a real usecase for it. This will simplify a lot of the internal code, as well make the numeric update API work w/ primitive long instead of Long.