Thank you for the quick response. But I still can delete that document - based on docId right? I understand docId may change from time to time, but if I iterate a bunch of docs and then fetch the docId from the doc I want to delete and then delete that doc will it still work?
Best regards, C. On Mon, Sep 12, 2016 at 12:47 PM, Michael McCandless < luc...@mikemccandless.com> wrote: > No, you don't need a key for append-only usage. > > Lucene itself doesn't care if you have a unique key per document, and > in fact it's very costly, especially if your documents are otherwise > tiny, to add one if you don't really need it. > > Mike McCandless > > http://blog.mikemccandless.com > > On Mon, Sep 12, 2016 at 5:42 AM, Cam Bazz <camb...@gmail.com> wrote: > > Hello, > > > > Do I need to add a key, if I will not be > > > > a. updating the document > > b. will not fetch the document by key? > > > > What could be the possible downside of not using a key that uniquely > > identifies the document? > > > > I am building a log processor, and all I will do is sort and iterate. > > > > Best regards, > > C. >
