Hi, Can you keep your hierarchy flat in SOLR and then use filter queries (fq=wf:accessionWF) inside you facet queries (facet.field=status)?
Or is the requirement to have one single facet query producing the hierarchical facet counts? On Thu, Aug 11, 2011 at 10:43 AM, Michael B. Klein <mbkl...@gmail.com>wrote: > Hi all, > > I have a particular data structure I'm trying to index into a solr document > so that I can query and facet it in a particular way, and I can't quite > figure out the best way to go about it. > > One sample object is here: https://gist.github.com/1139065 > > The part that's tripping me up is the workflows. Each workflow has a name > (in this case, digitizationWF and accessionWF). Each workflow is made up of > a number of processes, each of which has its own current status. Every time > the status of a process within a workflow changes, the object is reindexed. > > What I'd like to be able to do is present several hierarchies of facets: In > one, the workflow name is the top-level facet, with the second level > showing > each process, under which is listed each status (completed, waiting, or > error) and the number of documents with that status for that process (some > values omitted for brevity): > > accessionWF (583) > publish (583) > completed (574) > waiting (6) > error (3) > shelve (583) > completed (583) > > etc. > > I'd also like to be able to invert that presentation: > > accessionWF (583) > completed (583) > publish (574) > shelve (583) > waiting (6) > publish (6) > error (3) > publish (3) > > or even > > completed (583) > accessionWF (583) > publish (574) > shelve (583) > digitizationWF (583) > initiate (583) > error (3) > accessionWF (3) > shelve (3) > > etc. > > I don't think Solr 4.0's pivot/hierarchical facets are what I'm looking > for, > because the status values are ambiguous when not qualified by the process > name -- the object itself has no "completed" status, only a > "publish:completed" and a "shelve:completed" that I want to be able to > group > together into a count/list of objects with "completed" processes. I also > don't think PathHierarchyTokenizerFactory is quite the answer either. > > What kind of Solr magic, if any, am I looking for here? > > Thanks in advance for any help or advice. > Michael > > --- > Michael B. Klein > Digitization Workflow Engineer > Stanford University Libraries > -- Regards, Dmitry Kan
