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From Robert Muir <rcm...@gmail.com>
Subject Re: LUCENE-2878 aka. positions branch
Date Sun, 28 Oct 2012 10:10:52 GMT
Can you make a patch for review, showing the differences between the
trunk and branch?

On Sun, Oct 28, 2012 at 5:43 AM, Simon Willnauer
<simon.willnauer@gmail.com> wrote:
> hey folks,
>
> alan and myself cleaned up the positions branch to get it ready for
> reintegration into trunk. I'm kindly asking everybody who as interest
> in this feature or has strong feelings about APIs to help us out
> reviewing the apis and straighten out the feature on the issue. We are
> in a pretty good shape so far where all core queries support positions
> (except MultiPhraseQuery that still needs support and throws a UOE at
> this point but I personally don't think this should hold us off from
> mergeing to trunk).
> We have a highlighter that supports this feature and several Position
> based filtering queries. The main package here is
> org.apache.lucene.search.intervals with reasonable documentation (I
> hope) and references to the paper that it is based on.
> Currently the main API changes compared to trunk are on Scorer and
> Weight APIs since we are now passing down PostingsFlags to scorer to
> specify if we need positions or pos + offsets for query execution. The
> feature doesn't have any implication on query performance since it is
> totally optional and can be pulled lazily even if positions are
> requested.
>
> I would be happy if some more people could take a look and give their opinion.
>
> simon
>
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