tree a883686df393c02767c1c294bbb234c8a8d11772
parent 931d2277654ece598e0f359f699ea997afe37af1
author Tony Sun <tony.sun@cloudant.com> 1424759025 -0800
committer Tony Sun <tony.sun@cloudant.com> 1424833545 -0800

Handle unsatisfiable [empty] ranges

Queries sometimes contain unsatisfiable ranges (i.e x < 0 and x > 0).
This is indicated by the [empty] value. In this case, we should not
perform a search and simply return 0 documents.

Fixes COUCHDB-2614