According to the documentation, sorting by function has been a feature since Solr 1.5. It seems like a major regression if this no longer works. http://wiki.apache.org/solr/FunctionQuery#Sort_By_Function
The _val_ trick does not seem to work if used with a query term, although I can try some more things to give 0 value to the query term. On Wed, Sep 8, 2010 at 22:21, Lance Norskog <goks...@gmail.com> wrote: > It says that the field "sum(1)" is not indexed. You don't have a field > called 'sum(1)'. I know there has been a lot of changes in query parsing, > and sorting by functions may be on the list. But the _val_ trick is the > older one and, and you noted, still works. The _val_ trick sets the ranking > value to the output of the function, thus indirectly doing what sort= does. > > Lance > > Scott K wrote: >> >> I get the error on all functions. >> GET 'http://localhost:8983/solr/select?q=*:*&sort=sum(1)+asc' >> Error 400 can not sort on unindexed field: sum(1) >> >> I tried another nightly build from today, Sep 7th, with the same >> results. I attached the schema.xml >> >> Thanks for the help! >> Scott >> >> On Wed, Sep 1, 2010 at 18:43, Lance Norskog<goks...@gmail.com> wrote: >> >>> >>> Post your schema. >>> >>> On Mon, Aug 30, 2010 at 2:04 PM, Scott K<s...@skister.com> wrote: >>> >>>> >>>> The new spatial filtering (SOLR-1586) works great and is much faster >>>> than fq={!frange. However, I am having problems sorting by distance. >>>> If I try >>>> GET >>>> 'http://localhost:8983/solr/select/?q=*:*&sort=dist(2,latitude,longitude,0,0)+asc' >>>> I get an error: >>>> Error 400 can not sort on unindexed field: >>>> dist(2,latitude,longitude,0,0) >>>> >>>> I was able to work around this with >>>> GET 'http://localhost:8983/solr/select/?q=*:* AND _val_:"recip(dist(2, >>>> latitude, longitude, 0,0),1,1,1)"&fl=*,score' >>>> >>>> But why isn't sorting by functions working? I get this error with any >>>> function I try to sort on.This is a nightly trunk build from Aug 25th. >>>> I see SOLR-1297 was reopened, but that seems to be for edge cases. >>>> >>>> Second question: I am using the LatLonType from the Spatial Filtering >>>> wiki, http://wiki.apache.org/solr/SpatialSearch >>>> Are there any distance sorting functions that use this field, or do I >>>> need to have three indexed fields, store_lat_lon, latitude, and >>>> longitude, if I want both filtering and sorting by distance. >>>> >>>> Thanks, Scott >>>> >>>> >>> >>> >>> -- >>> Lance Norskog >>> goks...@gmail.com >>> >>> >
