Hi Tom, One way to solve this could be to use block joins by indexing each value in its own document and joining the parent document using ToParentBlockJoinQuery.
Le ven. 8 juin 2018 à 16:46, Tom Mortimer <t...@flax.co.uk> a écrit : > Hi! > > I have a requirement to be able to restrict search results to a single > instance of a multivalued field. e.g. with the doc: > > text: [ "striped skunk", "spotted hyena" ] > > the queries (skunk AND striped), (spotted AND hyena) should return the > document, but (striped AND hyena), (skunk AND spotted) should not. > > Can anyone give me any suggestions how to do this? I was thinking that > setting a massive position increment gap between multiple values and then > using a SpanNearQuery with a large (but smaller than the gap) slop might do > the job, but the field values could be quite long (I don't know if there's > a limit). Is there a neater way? > > cheers, > Tom >
