I see. Probably assigning blockID is the most efficient way. Thanks. On Sun, Mar 3, 2013 at 7:39 AM, Michael McCandless <luc...@mikemccandless.com> wrote: > IndexWriter doesn't track the blocks ... so you need to something yourself. > > One approach is to add a Field, eg blockID, with the same value (maybe > the id of the parent doc) to parent and child docs, and then delete by > that. > > You may also get away with just deleting the parent or just the > children, but this can make searches more costly as the parent/child > docs will be matched only to then discover that they don't join to > anything. > > Mike McCandless > > http://blog.mikemccandless.com > > > On Sat, Mar 2, 2013 at 11:34 PM, Wei Wang <welshw...@gmail.com> wrote: >> Hello, >> >> I understand BlockJoinQuery can be used to index nested documents with >> some internal structure. And at indexing time, addDocuments is used to >> create document blocks. >> >> In case we would like to update some data fields, we have to delete >> the old document block and add the updated block. How can we delete >> the old document block efficiently? It seems IndexWriter does not >> track these blocks. >> >> Thanks, >> Wei >> >> --------------------------------------------------------------------- >> To unsubscribe, e-mail: java-user-unsubscr...@lucene.apache.org >> For additional commands, e-mail: java-user-h...@lucene.apache.org >> > > --------------------------------------------------------------------- > To unsubscribe, e-mail: java-user-unsubscr...@lucene.apache.org > For additional commands, e-mail: java-user-h...@lucene.apache.org >
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