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[LUCENE-4802] FacetFields should omitNorms for $facets field - Lucene - [issue]
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...We are indexing norms today but we only ever filter by these fields ......
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http://issues.apache.org/jira/browse/LUCENE-4802
Author: Michael McCandless,
2013-02-26, 17:48
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[LUCENE-4748] Add DrillSideways helper class to Lucene facets module - Lucene - [issue]
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...This came out of a discussion on the java-user list with subject"Faceted search in OR": http://markmail.org/thread/jmnq6z2x7ayzci5kThe basic idea is to count "near misses" during collection,...
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http://issues.apache.org/jira/browse/LUCENE-4748
Author: Michael McCandless,
2013-02-26, 00:12
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Re: Lucene filter questions - Lucene - [mail # user]
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...On Mon, Feb 25, 2013 at 2:19 PM, Wei Wang wrote: Use ConstantScoreQuery: it turns a Filter into a Query, where every doc gets a score equal to the ConstantScoreQuery.setBoost (1....
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Author: Michael McCandless,
2013-02-26, 00:01
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Re: Line length in Lucene/Solr code - Lucene - [mail # dev]
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...+1 Mike McCandless http://blog.mikemccandless.com On Mon, Feb 25, 2013 at 5:59 AM, Uwe Schindler wrote: ...
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Author: Michael McCandless,
2013-02-25, 11:01
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Re: Do you still have to override QueryParser to allow numeric range searches in Lucene 4.1 - Lucene - [mail # user]
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...You do still need to override QP in 4.x, but you should create a NumericRangeQuery/Filter, not a TermRangeQuery (even in 3.6 as well). NumericRangeQuery is much more efficient (visits ...
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Author: Michael McCandless,
2013-02-25, 10:56
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Re: SpanQuery.getSpans() with document sorting - Lucene - [mail # user]
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...And DocValues (new in 4.x). In 4.2 DocValues can be loaded via the FieldCache API. Mike McCandless http://blog.mikemccandless.com On Mon, Feb 25, 2013 at 5:19 AM, Ian...
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Author: Michael McCandless,
2013-02-25, 10:49
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Re: Possible to "quickly" fetch count of other terms based on a query - Lucene - [mail # user]
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...On Fri, Feb 22, 2013 at 6:08 AM, Lars-Erik Aabech wrote: You can just create a FixedBitSet of size maxDoc(), and then call .or(DocsEnum) which you got for each term, to get the b...
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Author: Michael McCandless,
2013-02-22, 11:20
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Re: Possible to "quickly" fetch count of other terms based on a query - Lucene - [mail # user]
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...For terms that are in your query, you could use the Scorer.getChildScorers API up front to hold onto each Scorer and then in a custom collector check if that Scorer matched this particular h...
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Author: Michael McCandless,
2013-02-22, 10:27
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[LUCENE-2357] Reduce transient RAM usage while merging by using packed ints array for docID re-mapping - Lucene - [issue]
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...We allocate this int[] to remap docIDs due to compaction of deleted ones.This uses alot of RAM for large segment merges, and can fail to allocate due to fragmentation on 32 bit JREs.Now that...
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http://issues.apache.org/jira/browse/LUCENE-2357
Author: Michael McCandless,
2013-02-21, 20:52
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Re: Grouping without block indexing - Lucene - [mail # user]
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...On Thu, Feb 21, 2013 at 8:23 AM, Ramprakash Ramamoorthy wrote: OK that makes sense, thanks. Lucene's grouping module can't do this today, I believe, but there are some dis...
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Author: Michael McCandless,
2013-02-21, 19:15
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