Thanks, I will have a look.
hossman wrote: > > > : In my project I have a query that can possibly return several millions > of > : documents. > : >From these documents I always want the unique values from a certain > field. > : For the sake of clarity we can take for example the "id" field. > > what you are describing sounds similar to the general concept of "faceted > searching" also frequently discussed on teh mailing lists under the > question of "category counts" ... in your specific case however it seems > you don't care about the "counts" just the "categories" (ie: the distinct > set of values for a field across all matched documents) > > given those search terms, i'm guessing you'll find more then enough > information on the basic approaches that can be taken to tackle a faceting > problem with any varient of Lucene. > > > > -Hoss > > > -- View this message in context: http://www.nabble.com/get-distinct-values-of-one-field-from-query-tp22558451p22738302.html Sent from the Lucene - General mailing list archive at Nabble.com.
