[LUCENE-9908] Move VectorValues#search to VectorReader and LeafReader

• Type: Improvement
• Status: Closed
• Priority: Blocker
• Resolution: Fixed
• Affects Version/s: 9.0
• Fix Version/s: 9.0
• Labels: vector-based-search
• Lucene Fields: New
• Assignee: Julie Tibshirani
• Reporter: Adrien Grand
• Created: 06/Apr/21 12:29
• Updated: 28/Aug/22 16:20
• Resolved: 26/Apr/21 18:27

Description

As ANN search doesn't require a positioned iterator, we should move it from VectorValues to VectorReader and make it available from LeafReader via a new API, something like LeafReader#searchNearestNeighbors?

Issue Links

• breaks: SOLR-15373 SlowCompositeReaderWrapper is not abstract and does not override abstract method searchNearestVectors
• links to: GitHub Pull Request #104