Bah, I continually forget that I'm on the Lucene list, sorry for the confusion.
On Wed, Apr 12, 2017 at 8:10 AM, Rob Audenaerde <rob.audenae...@gmail.com> wrote: > Thanks Erick for you reply, > > I see you refer to solr sources while I was hoping for lucene suggestions. > > I hadn't thought of the idea of reverse indexing the facet values and will > consider it. > > Meanwhile I will try to explore how I might to use the TaxonomyIndex as > well, as this should contain the FacetLabels I'd like to use. > > -Rob > > On Wed, Apr 12, 2017 at 5:00 PM, Erick Erickson <erickerick...@gmail.com> > wrote: > >> First take a look at autosuggest. That does some great stuff if you >> can build the autocomplete dictionary only periodically, which can be >> somewhat expensive. See: >> https://lucidworks.com/2015/03/04/solr-suggester/ >> >> There are lighter-weight ways to autosuggest that should be extremely >> fast, in particular index your stuff backwards in a suggest field as: >> John Doe - Author >> >> and use TermsComponent on that for instance. TermsComponent is pretty >> literal, i.e. it's case-sensitive but you can send terms.prefix=jo and >> case things properly on the app side. >> >> Best, >> Erick >> >> On Wed, Apr 12, 2017 at 6:33 AM, Rob Audenaerde >> <rob.audenae...@gmail.com> wrote: >> > I have a Lucene (6.4.2) index with about 2-5M documents, and each >> document >> > has about 10 facets (for example 'author', 'publisher', etc). The facets >> > might have up to 100.000 different values. >> > >> > I have a search bar on top of my application, and would like to implement >> > autocomplete using the facets. For example, when the user enters 'Jo' I >> > would like the options to be: >> > >> > 'John Doe - Author' >> > 'Jonatan Driver - Publisher' >> > 'Joan Deville - Author' >> > ... >> > >> > My facets are structured using the FacetFields and Lucene Taxonomy, like >> > this: >> > >> > 'Author / John Doe' >> > 'Author / Joan Deville' >> > ... >> > >> > Are there built-in options to create such an autocomplete? Or do I have >> to >> > build it myself? >> > >> > I prefer not to do a search on all the matching documents and collect >> > facets for those, because that is not very fast >> > >> > Any hints? >> > >> > Thanks in advance, >> > Rob Audenaerde >> > >> > See also: >> > http://stackoverflow.com/questions/43369715/lucene- >> autocomplete-using-facet-labels >> >> --------------------------------------------------------------------- >> To unsubscribe, e-mail: java-user-unsubscr...@lucene.apache.org >> For additional commands, e-mail: java-user-h...@lucene.apache.org >> >> --------------------------------------------------------------------- To unsubscribe, e-mail: java-user-unsubscr...@lucene.apache.org For additional commands, e-mail: java-user-h...@lucene.apache.org
