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From Adrien Grand <jpou...@gmail.com>
Subject Re: Lucene/Solr 8.0
Date Mon, 03 Sep 2018 21:37:41 GMT
For the record here is the JIRA query for blockers that Erick referred to:
https://issues.apache.org/jira/browse/SOLR-12720?jql=(project%3D%22Lucene%20-%20Core%22%20%20OR%20project%3DSOLR)%20AND%20priority%3DBlocker%20and%20resolution%20%3D%20Unresolved%20

Le lun. 3 sept. 2018 à 10:36, jim ferenczi <jim.ferenczi@gmail.com> a
écrit :

> Ok thanks Đạt and Erick. I'll follow the blockers on Jira.  Đạt do you
> have an issue opened for the HTTP/2 support ?
>
> Le ven. 31 août 2018 à 16:40, Erick Erickson <erickerickson@gmail.com> a
> écrit :
>
>> There's also the issue of what to do as far as removing Trie* support.
>> I think there's a blocker JIRA.
>>
>> project = SOLR AND priority = Blocker AND resolution = Unresolved
>>
>> Shows 6 blockers
>> On Fri, Aug 31, 2018 at 4:12 AM Đạt Cao Mạnh <caomanhdat317@gmail.com>
>> wrote:
>> >
>> > Hi Jim,
>> >
>> > I really want to introduce the support of HTTP/2 into Solr 8.0
>> (currently cooked in jira/http2 branch). The changes of that branch are
>> less than Star Burst effort and closer to be merged into master branch.
>> >
>> > Thanks!
>> >
>> > On Fri, Aug 31, 2018 at 3:55 PM jim ferenczi <jim.ferenczi@gmail.com>
>> wrote:
>> >>
>> >> Hi all,
>> >> I'd like to get some feedback regarding the upcoming Lucene/Solr 8
>> release. There are still some cleanups and docs to add on the Lucene side
>> but it seems that all blockers are resolved.
>> >> From a Solr perspective are there any important changes that need to
>> be done or are we still good with the October target for the release ?
>> Adrien mentioned the Star Burst effort some time ago, is it something that
>> is planned for 8 ?
>> >>
>> >> Cheers,
>> >> Jim
>> >>
>> >> Le mer. 1 août 2018 à 19:02, David Smiley <david.w.smiley@gmail.com>
>> a écrit :
>> >>>
>> >>> Yes, that new BKD/Points based code is definitely something we want
>> in 8 or 7.5 -- it's a big deal.  I think it would also be awesome if we had
>> highlighter that could use the Weight.matches() API -- again for either 7.5
>> or 8.  I'm working on this on the UnifiedHighlighter front and Alan from
>> other aspects.
>> >>> ~ David
>> >>>
>> >>> On Wed, Aug 1, 2018 at 12:51 PM Adrien Grand <jpountz@gmail.com>
>> wrote:
>> >>>>
>> >>>> I was hoping that we would release some bits of this new support
for
>> geo shapes in 7.5 already. We are already very close to being able to index
>> points, lines and polygons and query for intersection with an envelope. It
>> would be nice to add support for other relations (eg. disjoint) and queries
>> (eg. polygon) but the current work looks already useful to me.
>> >>>>
>> >>>> Le mer. 1 août 2018 à 17:00, Robert Muir <rcmuir@gmail.com>
a écrit
>> :
>> >>>>>
>> >>>>> My only other suggestion is we may want to get Nick's shape
stuff
>> into
>> >>>>> the sandbox module at least for 8.0 so that it can be tested
out. I
>> >>>>> think it looks like that wouldn't delay any October target though?
>> >>>>>
>> >>>>> On Wed, Aug 1, 2018 at 9:51 AM, Adrien Grand <jpountz@gmail.com>
>> wrote:
>> >>>>> > I'd like to revive this thread now that these new optimizations
>> for
>> >>>>> > collection of top docs are more usable and enabled by default
in
>> >>>>> > IndexSearcher (https://issues.apache.org/jira/browse/LUCENE-8060).
>> Any
>> >>>>> > feedback about starting to work towards releasing 8.0 and
>> targeting October
>> >>>>> > 2018?
>> >>>>> >
>> >>>>> >
>> >>>>> > Le jeu. 21 juin 2018 à 09:31, Adrien Grand <jpountz@gmail.com>
a
>> écrit :
>> >>>>> >>
>> >>>>> >> Hi Robert,
>> >>>>> >>
>> >>>>> >> I agree we need to make it more usable before 8.0.
I would also
>> like to
>> >>>>> >> improve ReqOptSumScorer (
>> https://issues.apache.org/jira/browse/LUCENE-8204)
>> >>>>> >> to leverage impacts so that queries that incorporate
queries on
>> feature
>> >>>>> >> fields (https://issues.apache.org/jira/browse/LUCENE-8197)
in
>> an optional
>> >>>>> >> clause are also fast.
>> >>>>> >>
>> >>>>> >> Le jeu. 21 juin 2018 à 03:06, Robert Muir <rcmuir@gmail.com>
a
>> écrit :
>> >>>>> >>>
>> >>>>> >>> How can the end user actually use the biggest new
feature:
>> impacts and
>> >>>>> >>> BMW? As far as I can tell, the issue to actually
implement the
>> >>>>> >>> necessary API changes (IndexSearcher/TopDocs/etc)
is still open
>> and
>> >>>>> >>> unresolved, although there are some interesting
ideas on it.
>> This
>> >>>>> >>> seems like a really big missing piece, without
a proper API,
>> the stuff
>> >>>>> >>> is not really usable. I also can't imagine a situation
where
>> the API
>> >>>>> >>> could be introduced in a followup minor release
because it
>> would be
>> >>>>> >>> too invasive.
>> >>>>> >>>
>> >>>>> >>> On Mon, Jun 18, 2018 at 1:19 PM, Adrien Grand <
>> jpountz@gmail.com> wrote:
>> >>>>> >>> > Hi all,
>> >>>>> >>> >
>> >>>>> >>> > I would like to start discussing releasing
Lucene/Solr 8.0.
>> Lucene 8
>> >>>>> >>> > already
>> >>>>> >>> > has some good changes around scoring, notably
cleanups to
>> >>>>> >>> > similarities[1][2][3], indexing of impacts[4],
and an
>> implementation of
>> >>>>> >>> > Block-Max WAND[5] which, once combined, allow
to run queries
>> faster
>> >>>>> >>> > when
>> >>>>> >>> > total hit counts are not requested.
>> >>>>> >>> >
>> >>>>> >>> > [1] https://issues.apache.org/jira/browse/LUCENE-8116
>> >>>>> >>> > [2] https://issues.apache.org/jira/browse/LUCENE-8020
>> >>>>> >>> > [3] https://issues.apache.org/jira/browse/LUCENE-8007
>> >>>>> >>> > [4] https://issues.apache.org/jira/browse/LUCENE-4198
>> >>>>> >>> > [5] https://issues.apache.org/jira/browse/LUCENE-8135
>> >>>>> >>> >
>> >>>>> >>> > In terms of bug fixes, there is also a bad
relevancy bug[6]
>> which is
>> >>>>> >>> > only in
>> >>>>> >>> > 8.0 because it required a breaking change[7]
to be
>> implemented.
>> >>>>> >>> >
>> >>>>> >>> > [6] https://issues.apache.org/jira/browse/LUCENE-8031
>> >>>>> >>> > [7] https://issues.apache.org/jira/browse/LUCENE-8134
>> >>>>> >>> >
>> >>>>> >>> > As usual, doing a new major release will also
help age out
>> old codecs,
>> >>>>> >>> > which
>> >>>>> >>> > in-turn make maintenance easier: 8.0 will
no longer need to
>> care about
>> >>>>> >>> > the
>> >>>>> >>> > fact that some codecs were initially implemented
with a
>> random-access
>> >>>>> >>> > API
>> >>>>> >>> > for doc values, that pre-7.0 indices encoded
norms
>> differently, or that
>> >>>>> >>> > pre-6.2 indices could not record an index
sort.
>> >>>>> >>> >
>> >>>>> >>> > I also expect that we will come up with ideas
of things to do
>> for 8.0
>> >>>>> >>> > as we
>> >>>>> >>> > feel that the next major is getting closer.
In terms of
>> planning, I was
>> >>>>> >>> > thinking that we could target something like
october 2018,
>> which would
>> >>>>> >>> > be
>> >>>>> >>> > 12-13 months after 7.0 and 3-4 months from
now.
>> >>>>> >>> >
>> >>>>> >>> > From a Solr perspective, the main change I'm
aware of that
>> would be
>> >>>>> >>> > worth
>> >>>>> >>> > releasing a new major is the Star Burst effort.
Is it
>> something we want
>> >>>>> >>> > to
>> >>>>> >>> > get in for 8.0?
>> >>>>> >>> >
>> >>>>> >>> > Adrien
>> >>>>> >>>
>> >>>>> >>>
>> ---------------------------------------------------------------------
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>> >>>>> >>> For additional commands, e-mail: dev-help@lucene.apache.org
>> >>>>> >>>
>> >>>>> >
>> >>>>>
>> >>>>>
>> ---------------------------------------------------------------------
>> >>>>> To unsubscribe, e-mail: dev-unsubscribe@lucene.apache.org
>> >>>>> For additional commands, e-mail: dev-help@lucene.apache.org
>> >>>>>
>> >>> --
>> >>> Lucene/Solr Search Committer, Consultant, Developer, Author, Speaker
>> >>> LinkedIn: http://linkedin.com/in/davidwsmiley | Book:
>> http://www.solrenterprisesearchserver.com
>>
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>>
>>

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