Also, if you're on 3.1, the function needs to be without spaces since sort will split on space to find the sort order.
-- Jan Høydahl, search solution architect Cominvent AS - www.cominvent.com On 28. feb. 2011, at 22.34, John Sherwood wrote: > Fair call. Thanks. > > On Tue, Mar 1, 2011 at 8:21 AM, Geert-Jan Brits <gbr...@gmail.com> wrote: >> sort by functionquery is only available from solr 3.1 (from : >> http://wiki.apache.org/solr/FunctionQuery#Sort_By_Function) >> >> >> 2011/2/28 John Sherwood <j...@storecrowd.com> >> >>> This works: >>> /select/?q=*:*&sort=price desc >>> >>> This throws a 400 error: >>> /select/?q=*:*&sort=sum(1, 1) desc >>> >>> "Missing sort order." >>> >>> I'm using 1.4.2. I've tried all sorts of different numbers, functions, and >>> fields but nothing seems to change that error. Any ideas? >>> >>