[LUCENE-5799] speed up DocValuesConsumer.mergeNumericField

• Type: Improvement
• Status: Resolved
• Priority: Major
• Resolution: Fixed
• Fix Version/s: 4.10, 6.0
• Lucene Fields: New
• Assignee: Unassigned
• Reporter: Robert Muir
• Created: 30/Jun/14 21:28
• Updated: 28/Aug/22 14:11
• Resolved: 01/Jul/14 13:14

Description

This method (used for both numeric docvalues and norms) is a little slow:

• does some boxing for no good reason (can just use a boolean instead)
• checks docsWithField always, instead of only when value == 0. This can cause unnecessary i/o.