On Mar 29, 2010, at 2:26 AM, Mark Harwood wrote: > >> >>> Of course introducing the idea of updates also introduces the notion of a >>> primary key and there's probably an entirely separate discussion to be had >>> around user-supplied vs Lucene-generated keys. >> >> Not sure I see that need. Can you explain your reasoning a bit more? >>> > > If you want to update a document you need a way of expressing *which* > document you are updating.
Of course, but what about the Lucene doc id doesn't provide that?
