What you are describing is very similar to collapse
(CollapsingQParsePlugin) which needs to keep all the group heads in memory.
Recently block collapse was introduced which means only one group head
needs to be in memory at one time when all the documents in the same group
are indexed in the same
Hi,
We have a use case ( to calc commute time) to run an expensive filter that
sends filtered docs (along with their lat/lon) to a partner SaaS to calc
commute time.
I was thinking of writing as a PostFilter, but need to first gather all the
docs (and scores) in the DelegatingCollector.collector
