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Re: How to get field names and types from an IndexSearcher - Lucene - [mail # user]
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...On Thu, Jan 31, 2013 at 7:31 AM, Rolf Veen wrote: But are you wanting to, eg, make a NumericRangeQuery if you detect the field was indexed numerically, and otherwise a TermRangeQ...
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Author: Michael McCandless,
2013-01-31, 20:55
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Re: How to properly use updatedocument in lucene. - Lucene - [mail # user]
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...On Thu, Jan 31, 2013 at 7:56 AM, Trejkaz wrote: No, it's not safe: the loaded Document will have lost details about even the stored fields, such as whether they were Tokenized or...
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Author: Michael McCandless,
2013-01-31, 20:48
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Re: Migrating from using doc IDs to using application IDs from the FieldCache - Lucene - [mail # user]
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...Unfortunately, t's not possible/easy to just add one new field to all existing docs ... there are several issues open to do this, eg see https://issues.apache.org/jira/browse/LUCENE-4258 and...
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Author: Michael McCandless,
2013-01-31, 20:47
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Re: Questions about FuzzyQuery in Lucene 4.x - Lucene - [mail # user]
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...On Thu, Jan 31, 2013 at 2:52 PM, George Kelvin wrote: Phew! This is tricky, eg see how FuzzyQuery sets the per-term score in FuzzyTermsEnum using BoostAttribute. Ro...
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Author: Michael McCandless,
2013-01-31, 20:23
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Re: IndexWriterConfig.OpenMode.CREATE vs OpenMode.APPEND (index files) - Lucene - [mail # user]
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...Then those files are expected. Your 2nd open was with APPEND, which means newly indexed documents are written into a new set of files. Lucene is segment based, so your first batc...
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Author: Michael McCandless,
2013-01-31, 20:07
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Re: IndexWriterConfig.OpenMode.CREATE vs OpenMode.APPEND (index files) - Lucene - [mail # user]
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...I don't know what _0.csi is ... was that supposed to be _0.si? Did you pass create=true or false for the 2nd update? Mike McCandless http://blog.mikemccandless.com On...
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Author: Michael McCandless,
2013-01-31, 18:57
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[LUCENE-4735] IBM J9 JVM bug causes test failure in Kuromoji's TestExtended - Lucene - [issue]
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...Note that this is not a Lucene bug; it's a JVM bug, but I wanted to track it in Lucene as well in case others hit it.I noticed this test frequently fails when running under IBM's J9 JVM (1.6...
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http://issues.apache.org/jira/browse/LUCENE-4735
Author: Michael McCandless,
2013-01-31, 14:30
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Re: MMapDirectory performance - Are searchable field values contiguously stored in FS block? - Lucene - [mail # user]
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...On Thu, Jan 31, 2013 at 7:07 AM, Gili Nachum wrote: Yes, 10 seeks, and that may or may not kill your performance ... depends on how fast your disks are (eg SSD seek cost is mino...
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Author: Michael McCandless,
2013-01-31, 12:13
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Re: How to get field names and types from an IndexSearcher - Lucene - [mail # user]
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...Getting the FieldInfos from each AtomicReader is the right approach! But, FieldInfos won't tell you which XXXField class was used for the indexing: that information is not fully preser...
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Author: Michael McCandless,
2013-01-31, 12:07
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Re: How to properly use updatedocument in lucene. - Lucene - [mail # user]
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...It's confusing, but you should never try to re-index a document you retrieved from a searcher, because certain index-time details (eg, whether a field was tokenized) are not preserved in the...
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Author: Michael McCandless,
2013-01-31, 12:05
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