I believe that's the case. Leave the deleted docs out, though (which can be computed by intersecting with some other bitset.).
On Tue, Sep 5, 2017 at 2:04 PM, Ahmet Arslan <iori...@yahoo.com> wrote: > > Hi Ishan, > > I saw following loop is suggested for this task in the stack overflow. > > for (int i=0; i<reader.maxDoc(); i++) > > How can we confirm that internal Lucene IDs are subsequent numbers from 0 > to maxDoc()-1? > > I thought that they are arbitrary integers. > > Ahmet > > > > > On Tuesday, September 5, 2017, 7:54:31 AM GMT+3, Ishan Chattopadhyaya < > ichattopadhy...@gmail.com> wrote: > > > > > > Maybe IndexReader#document(), looping over docids is the best here? > http://lucene.apache.org/core/6_6_0/core/org/apache/lucene/ > index/IndexReader.html#document-int- > > On Tue, Sep 5, 2017 at 7:57 AM, Ahmet Arslan <iori...@yahoo.com.invalid> > wrote: > > > Hi Jean, > > > > I am also interested answers to this question. I need this feature too. > > Currently I am using a hack. > > I create an artificial field (with an artificial token) attached to every > > document. > > > > I traverse all documents using the code snippet given in my previous > > related question. (no one answered to it) > > > > http://lucene.472066.n3.nabble.com/PostingsEnum-for- > > documents-that-does-not-contain-a-term-td4349482.html > > I found EverythingEnum class in the Lucene50PostingsReader.java, but I > > couldn't figure out how to use it. > > So, I do not know if this class is for the task, but its name looks > > promising. > > Thanks,Ahmet > > > > > > > > On Tuesday, September 5, 2017, 3:09:37 AM GMT+3, Jean Claude van Johnson > < > > vanjohnsonjeancla...@gmail.com> wrote: > > > > > > > > > > > > Hi there, > > > > I have an use case, were I need to iterate over all documents in an index > > from time to time. > > It seems that the MatchAllDocsQuery is what I should use for this, > however > > it creates a bunch of Objects (Score etc) that I don’t really need. > > > > My question to you is: > > > > What is the fastest way to loop over all documents in an index? > > Is it looping over all possible doc id’s (+filtering out deleted > > documents)? > > > > Thank you very much. > > > > Best regards > > Claude > > >
