Calling out will be an order of magnitude (or two) slower compared to moving the rankings into Solr, but it is doable. See ValueSource (it's used by FunctionQuery).
-Yonik On Tue, Jul 29, 2008 at 8:23 PM, Jim Murphy <[EMAIL PROTECTED]> wrote: > > I take it I can add my own functions that would take care of calling out to > my external ranking system? > > Looking for docs on that... > > Jim > > > Yonik Seeley wrote: >> >> A function query might fit your needs... you could move some or all of >> your external ranking system into Solr. >> >> -Yonik >> >> On Tue, Jul 29, 2008 at 7:08 PM, Jim Murphy <[EMAIL PROTECTED]> wrote: >>> >>> I need to store 100 million documents in our Solr instance and be able to >>> retrieve them with simple term queries - keyword matches. I'm NOT >>> implementing a search application where documents are scored and >>> ranked...they either match the keywords or not. Also, I have an external >>> ranking system that I need to use to filter and order the search results. >>> >>> My requirements are for the very fast and reliable retrieval so I'm >>> trying >>> to figure a place to hook in or customize Solr/Lucene to just do the >>> simplest thing, reliably and fast. >>> >>> 1. A naive approach would be to implement a handler, let the query happen >>> normally then perform N lookups to my external scoring system then filter >>> and sort the documents. It seems I may be doing a lot of extra work that >>> way, especially with paging results and who knows what I'd doing to the >>> cache. >>> >>> 2. Create a custom FieldType that is virtual and calls out to my external >>> system? Then queries could be written to return all docs > my rank. >>> >>> 3. Implement custom Query, Weight, Scorer (et al) implementations to >>> minimize the "Search Stuff" and just delegate calls to my external >>> ranking >>> system. >>> >>> 4. A filter of some kind? >>> >>> >>> I'd love to get a sanity check on any of these approaches or some >>> recommendations. >>> >>> Thanks >>> >>> Jim >> >> > > -- > View this message in context: > http://www.nabble.com/Using-Solr-for-Info-Retreval-not-so-much-Search...-tp18723102p18723877.html > Sent from the Solr - User mailing list archive at Nabble.com. > >
