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From: Apache Wiki <wikidiffs@apache.org>
To: Apache Wiki <wikidiffs@apache.org>
Date: Wed, 10 Nov 2010 17:55:11 -0000
Message-ID: <20101110175511.59267.5900@eosnew.apache.org>
Subject: 
 =?utf-8?q?=5BLucene-java_Wiki=5D_Update_of_=22ConceptsAndDefinitions=22_b?=
 =?utf-8?q?y_SteveRowe?=

Dear Wiki user,

You have subscribed to a wiki page or wiki category on "Lucene-java Wiki" f=
or change notification.

The "ConceptsAndDefinitions" page has been changed by SteveRowe.
The comment on this change is: switched javadocs URLs to current structure =
("api/" -> "api/all/").
http://wiki.apache.org/lucene-java/ConceptsAndDefinitions?action=3Ddiff&rev=
1=3D7&rev2=3D8

--------------------------------------------------

  =

  ''Please keep in alphabetical order when editing''.
  =

- '''[[http://lucene.apache.org/java/docs/api/org/apache/lucene/analysis/An=
alyzer.html|Analyzer]]''' - Lucene class used for preparing text for indexi=
ng.  Most applications can use the [[http://lucene.apache.org/java/docs/api=
/org/apache/lucene/analysis/StandardAnalyzer.html|StandardAnalyzer]] for En=
glish and latin based languages.
+ '''[[http://lucene.apache.org/java/docs/api/all/org/apache/lucene/analysi=
s/Analyzer.html|Analyzer]]''' - Lucene class used for preparing text for in=
dexing.  Most applications can use the [[http://lucene.apache.org/java/docs=
/api/all/org/apache/lucene/analysis/StandardAnalyzer.html|StandardAnalyzer]=
] for English and latin based languages.
  =

  [[Payloads]] - A payload is an array of bytes stored at one or more term =
positions
  =

@@ -21, +21 @@

  =3D=3D=3D Document =3D=3D=3D
  =

  A Lucene =

- [[http://lucene.apache.org/java/docs/api/org/apache/lucene/document/Docum=
ent.html|Document]]
+ [[http://lucene.apache.org/java/docs/api/all/org/apache/lucene/document/D=
ocument.html|Document]]
  is a record in the index. A Document has a list of fields; each field has=
 a name and a textual value.
  =

  =3D=3D=3D Term =3D=3D=3D
  =

- A [[http://lucene.apache.org/java/docs/api/org/apache/lucene/index/Term.h=
tml|Term]] is Lucene's unit of indexing. In western languages, a Term is of=
ten a word.
+ A [[http://lucene.apache.org/java/docs/api/all/org/apache/lucene/index/Te=
rm.html|Term]] is Lucene's unit of indexing. In western languages, a Term i=
s often a word.
  =

  =3D=3D=3D TermEnum =3D=3D=3D
  =

- [[http://lucene.apache.org/java/docs/api/org/apache/lucene/index/TermEnum=
.html|TermEnum]] is used to enumerate all terms in the index for a given fi=
eld, regardless of which documents the terms occur in (or where they occur).
+ [[http://lucene.apache.org/java/docs/api/all/org/apache/lucene/index/Term=
Enum.html|TermEnum]] is used to enumerate all terms in the index for a give=
n field, regardless of which documents the terms occur in (or where they oc=
cur).
  =

  Some query subclasses are implemented by enumerating terms that match a p=
attern, and building a large OR query from the enumeration. E.g. WildcardQu=
ery, PrefixQuery, RangeQuery.
  =

@@ -38, +38 @@

  =

  =3D=3D=3D TermDocs =3D=3D=3D
  =

- Unlike TermEnum (see above), [[http://lucene.apache.org/java/docs/api/org=
/apache/lucene/index/TermDocs.html|TermDocs]] is used to identify which doc=
uments contain a given Term. TermDocs also gives the frequency of the term =
in the document.
+ Unlike TermEnum (see above), [[http://lucene.apache.org/java/docs/api/all=
/org/apache/lucene/index/TermDocs.html|TermDocs]] is used to identify which=
 documents contain a given Term. TermDocs also gives the frequency of the t=
erm in the document.
  =

  =3D=3D=3D TermFreqVector =3D=3D=3D
  =

- A [[http://lucene.apache.org/java/docs/api/org/apache/lucene/index/TermFr=
eqVector.html|TermFreqVector]] (aka Term Frequency Vector or just Term Vect=
or) is a data structure containing a given Document's term and frequency in=
formation and can be retrieved from the [[http://lucene.apache.org/java/doc=
s/api/org/apache/lucene/index/IndexReader.html|IndexReader]] only when Term=
 Vectors are stored during indexing.
+ A [[http://lucene.apache.org/java/docs/api/all/org/apache/lucene/index/Te=
rmFreqVector.html|TermFreqVector]] (aka Term Frequency Vector or just Term =
Vector) is a data structure containing a given Document's term and frequenc=
y information and can be retrieved from the [[http://lucene.apache.org/java=
/docs/api/all/org/apache/lucene/index/IndexReader.html|IndexReader]] only w=
hen Term Vectors are stored during indexing.
  =

  =3D=3D=3D Directory =3D=3D=3D
 =20