yes I was wondering if I could "use" lucene before the db. What you mean with GUID? About the digest, well it's a possibility but considering I have to store my docs in a db I think the best is abort this and first of all store in db the doc and assign the key as unique id in the index.
On 7/21/05, Erik Hatcher <[EMAIL PROTECTED]> wrote: > > On Jul 21, 2005, at 3:43 PM, Riccardo Daviddi wrote: > > What I want to to is to assign a unique id to each doc I add to the > > index. > > I was wondering if there is a method to assign a unique id directly > > looking in the index so after I could store my doc in a db with the > > same id as key. > > So first Lucene, then the DB? > > How about generating a GUID for each document? Or perhaps a digest > of it's contents? > > Erik > > > > > > > On 7/21/05, Erik Hatcher <[EMAIL PROTECTED]> wrote: > > > >> You could certainly use IndexReader to get the last document in the > >> index and retrieve its ID, but why? > >> > >> What use case do you have in mind for such id's? Do they have a non- > >> arbitrary meaning? Do your documents have nothing unique to identify > >> them already? > >> > >> Erik > >> > >> > >> On Jul 21, 2005, at 11:53 AM, Riccardo Daviddi wrote: > >> > >> > >>> Hi all, > >>> > >>> it's possible to set an unique id (as keyword field) to a doc by > >>> looking in the index? I mean, it's possible to look in the index and > >>> know what is the last id (which is a keyword field) and then decide > >>> for the new id to associate to the new indexed doc? Or it's better > >>> store the doc in a db and get so a unique id (the key of the row in > >>> the db) and use it as the unique id for the keyword field in the > >>> index? > >>> > >>> -- > >>> Riccardo Daviddi > >>> > >>> -------------------------------------------------------------------- > >>> - > >>> To unsubscribe, e-mail: [EMAIL PROTECTED] > >>> For additional commands, e-mail: [EMAIL PROTECTED] > >>> > >>> > >> > >> > >> --------------------------------------------------------------------- > >> To unsubscribe, e-mail: [EMAIL PROTECTED] > >> For additional commands, e-mail: [EMAIL PROTECTED] > >> > >> > >> > > > > > > -- > > Riccardo Daviddi > > > > --------------------------------------------------------------------- > > To unsubscribe, e-mail: [EMAIL PROTECTED] > > For additional commands, e-mail: [EMAIL PROTECTED] > > > > > --------------------------------------------------------------------- > To unsubscribe, e-mail: [EMAIL PROTECTED] > For additional commands, e-mail: [EMAIL PROTECTED] > > -- Riccardo Daviddi --------------------------------------------------------------------- To unsubscribe, e-mail: [EMAIL PROTECTED] For additional commands, e-mail: [EMAIL PROTECTED]
