Solr join does work across multiple cores, as long as they are in the same JVM.
Otis -- Search Analytics - http://sematext.com/search-analytics/index.html Performance Monitoring - http://sematext.com/spm/index.html On Tue, Oct 2, 2012 at 11:09 PM, Nicholas Ding <nicholas...@gmail.com> wrote: > Join is cool, but does it work among multiple cores? On Solr's wiki, I saw > it's only applied to single core. > > On Tue, Oct 2, 2012 at 11:06 PM, Otis Gospodnetic < > otis.gospodne...@gmail.com> wrote: > >> Are the cores join-able? If so, you can use Solr's join feature to execute >> just one query. >> >> Otis >> -- >> Performance Monitoring - http://sematext.com/spm >> On Oct 2, 2012 5:50 PM, "Nicholas Ding" <nicholas...@gmail.com> wrote: >> >> > Hello, >> > >> > I'm working on a search project, that involves searching against more >> than >> > one cores. >> > >> > For example, I have 3 cores. Core A, Core B, and Core C. >> > >> > - Fist Step, search Core A, get some Ids. >> > - Second Step, search Core B, get some keywords. >> > - Finally, I use Ids from Core A and keywords from Core B, searching >> > against Core C. >> > >> > I know I can write some php frontend to call Solr several times, but is >> > that possible to do it inside Solr? Core A and Core B are pretty small, >> by >> > comparing the searching time, the HTTP overhead is great. This project is >> > gonna have high volume traffic, so I wanna reduce the overhead of HTTP if >> > that's possible. >> > >> > Thanks >> > Nicholas >> > >>
