CirrusSearch has to force the plain highlighter on array fields.
Track upstream issue: https://github.com/elasticsearch/elasticsearch/issues/3757
Version: unspecified
Severity: normal
Whiteboard: Elasticsearch_1.1
See Also:
https://github.com/elasticsearch/elasticsearch/issues/3757
This landed in Lucene a few days ago. Elasticsearch will get it for free when they update to Lucene 4.7. We'll get it after they release that....
On queries with a large handful of terms the plain highlighter starts to slow down significantly. On a search for "united states house of representatives elections in washington 2004" it took 300ms, about as long as the search and rescore phase combined.