This is a pretty low level issue with inverted indexes (i.e. the underlying data structure used) and not so much the architecture. It is possible, I suppose, to solve it at the architectural level, but in many cases this causes performance problems that are not usually acceptable.
On Jul 20, 2011, at 7:08 PM, Jonathan Rochkind wrote: > Nope, you're not missing anything, there's no way to alter a document in an > index but reindexing the whole document. Solr's architecture would make it > difficult (although never say impossible) to do otherwise. But you're right > it would be convenient for people other than you. > > Reindexing a single document ought not to be slow, although if you have many > of them at once it could be, or if you end up needing to very frequently > commit to an index it can indeed cause problems. > ________________________________________ > From: Benson Margulies [bimargul...@gmail.com] > Sent: Wednesday, July 20, 2011 6:05 PM > To: solr-user > Subject: Updating fields in an existing document > > We find ourselves in the following quandry: > > At initial index time, we store a value in a field, and we use it for > facetting. So it, seemingly, has to be there as a field. > > However, from time to time, something happens that causes us to want > to change this value. As far as we know, this requires us to > completely re-index the document, which is slow. > > It struck me that we can't be the only people to go down this road, so > I write to inquire if we are missing something. -------------------------- Grant Ingersoll
