On Thu, Mar 14, 2013 at 06:49:28PM +0000, Lin, Kun wrote:
> That's something pretty pricy.

Are you joking? It's free and open-source software:

Some of my colleagues at Bielefeld University Library's LibTec department are
using it with LibreCat <> to power our university's central
publication data service PUB <>. They seem to be
happy with it. In other projects, we stick to SOLR or even pure old Lucence.
What are you looking to use ES for?


  Christian Pietsch
  LibTec  Library Technology and Knowledge Management
  Bielefeld University Library, Bielefeld, Germany