You can try to use boost query(bq) instead of sort. They should have similar effect.
e.g. http://solr?q=baseball&bq=isbn:ABC+isbn:DEF+isbn:GHI&qt=dismax 2010/1/30 <a8910b-s...@yahoo.com> > hi, > > i want to query for documents that have certain values but i want it first > sorted by documents that this person has viewed in the past. i can't store > each user's view information in the document so i want to pass that in to > the search. is it possible to do something like this: > > http://solr?q=baseball&sort=doc_isbn("ABC" or "DEF" or "GHI") desc, title > desc > > any help is appreciated, > r > > -- 梅旺生