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 >