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The "LukeRequestHandler" page has been changed by GrantIngersoll. http://wiki.apache.org/solr/LukeRequestHandler?action=diff&rev1=21&rev2=22 -------------------------------------------------- This handler will display information for '''any''' lucene index - even if it was not made by solr or does not match the solr schema.xml. To use the !LukeRequestHandler, make sure it is defined in your solrconfig.xml: + {{{ <requestHandler name="/admin/luke" class="org.apache.solr.handler.admin.LukeRequestHandler" /> }}} - <<TableOfContents(3)>> == Example URLs == - Assuming you have this handler mapped to "/admin/luke" in solrconfig.xml and are running the example on port localhost:8983, visit: * [[http://localhost:8983/solr/admin/luke|/admin/luke]] @@ -24, +23 @@ * [[http://localhost:8983/solr/admin/luke?docId=2|/admin/luke?docId=2]] To view results with more human readable output you have two options + - * Click on ''SCHEMA BROWSER'' in Solr's admin area. This starts an AJAXified schema browser which also displays information from the LukeRequestHandler. + * Click on ''SCHEMA BROWSER'' in Solr's admin area. This starts an AJAXified schema browser which also displays information from the LukeRequestHandler. * Try using the luke.xslt stylesheet: http://localhost:8983/solr/admin/luke?wt=xslt&tr=luke.xsl + == Example Output == + For the request /admin/luke, the following is example output from the Solr Example, with annotations marked as <!-- ANN: COMMENT --> + + {{{ + <?xml version="1.0" encoding="UTF-8"?> + <response> + <lst name="responseHeader"> + <int name="status">0</int> + <int name="QTime">90</int> + </lst> + <lst name="index"> <!-- ANN: Provides info about the state of the index --> + <int name="numDocs">17</int> + <int name="maxDoc">17</int> + <int name="numTerms">1044</int> + <long name="version">1297337332283</long> + <bool name="optimized">true</bool> + <bool name="current">true</bool> + <bool name="hasDeletions">false</bool> + <str name="directory"> <!-- ANN: The choice of Directory can sometimes effect performance. Lucene tries to automatically pick the correct one, but it is sometimes worthwhile to try other options, especially on Windows. --> + org.apache.lucene.store.NIOFSDirectory:org.apache.lucene.store.NIOFSDirectory@[{PATH}/dev/trunk/solr/example/solr/data/index + lockFactory=org.apache.lucene.store.NativeFSLockFactory@349319d9 + </str> + <date name="lastModified">2011-02-10T11:29:03Z</date> + </lst> + <lst name="fields"> <!-- ANN: Provide stats and metadata about the fields in the index --> + <lst name="store_0_coordinate"> + <str name="type">tdouble</str> <!-- ANN: The FieldType, see the schema.xml --> + <str name="schema">IT-----OF----</str> <!-- ANN: The key/legend at the bottom says what each entry in this list is. This field is indexed, tokenized, Omits norms and sorts missing first --> + <str name="dynamicBase">*_coordinate</str> <!-- ANN: This field is a "polyField" and actually corresponds to multiple Lucene fields --> + <str name="index">(unstored field)</str> + <int name="docs">14</int> <!-- ANN: 14 documents have a value for this field --> + <int name="distinct">64</int> <!-- ANN: There are 64 distinct terms --> + <lst name="topTerms"> + <int name="2.0">14</int> <!-- ANN: The token "2.0" occurs 14 times in the field --> + <int name="44.0">6</int> + <int name="37.775177001953125">4</int> + <int name="37.7734375">4</int> + <int name="37.77519989013672">4</int> + <int name="36.0">4</int> + <int name="37.7752">4</int> + <int name="37.77519999999822">4</int> + <int name="37.77519999956712">4</int> + <int name="40.71429991722107">2</int> + </lst> + <lst name="histogram"> <!-- ANN: The histogram measures the distribution of the distinct terms across the documents --> + <int name="1">46</int> <!-- ANN: 46 of the 64 terms occur in only 1 document --> + <int name="2">9</int> <!-- ANN: 9 of the 64 terms occur in 2 or 3 (TODO: Check this) --> + <int name="4">7</int> + <int name="8">1</int> + <int name="16">1</int> + </lst> + </lst> + <lst name="text"> + <str name="type">text</str> + <str name="schema">IT-M---------</str> + <str name="index">(unstored field)</str> + <int name="docs">17</int> + <int name="distinct">389</int> + <lst name="topTerms"> + <int name="electron">14</int> + <int name="2">8</int> + <int name="inc">8</int> + <int name="x">8</int> + <int name="1">8</int> + <int name="gb">7</int> + <int name="3">7</int> + <int name="0">6</int> + <int name="20">5</int> + <int name="mb">5</int> + </lst> + <lst name="histogram"> + <int name="1">278</int> + <int name="2">67</int> + <int name="4">31</int> + <int name="8">12</int> + <int name="16">1</int> + </lst> + </lst> + <lst name="cat"> + <str name="type">string</str> + <str name="schema">I-SM---OF---l</str> + <str name="index">I-S----O----</str> + <int name="docs">16</int> + <int name="distinct">14</int> + <lst name="topTerms"> + <int name="electronics">14</int> + <int name="memory">3</int> + <int name="graphics card">2</int> + <int name="search">2</int> + <int name="hard drive">2</int> + <int name="connector">2</int> + <int name="software">2</int> + <int name="monitor">2</int> + <int name="copier">1</int> + <int name="music">1</int> + </lst> + <lst name="histogram"> + <int name="1">6</int> + <int name="2">6</int> + <int name="4">1</int> + <int name="8">0</int> + <int name="16">1</int> + </lst> + </lst> + <!-- ... --> + </lst> + <lst name="info"> + <lst name="key"> + <str name="I">Indexed</str> + <str name="T">Tokenized</str> + <str name="S">Stored</str> + <str name="M">Multivalued</str> + <str name="V">TermVector Stored</str> + <str name="o">Store Offset With TermVector</str> + <str name="p">Store Position With TermVector</str> + <str name="O">Omit Norms</str> + <str name="L">Lazy</str> + <str name="B">Binary</str> + <str name="f">Sort Missing First</str> + <str name="l">Sort Missing Last</str> + </lst> + <str name="NOTE">Document Frequency (df) is not updated when a document is marked for deletion. df values include + deleted documents. + </str> + </lst> + </response> + }}} == Parameters == - === numTerms === How many top terms for each field. The default is 10. === fl === - limit the returned values to a set of fields. This is useful if you want to increase the '''numTerms''' and don't want a massive response + limit the returned values to a set of fields. This is useful if you want to increase the '''numTerms''' and don't want a massive response + * [[http://localhost:8983/solr/admin/luke?fl=text&numTerms=100|/admin/luke?fl=text&numTerms=100]] === id === Get a document using the uniqueKeyField specified in schema.xml + * [[http://localhost:8983/solr/admin/luke?id=SOLR1000|/admin/luke?id=SOLR1000]] === docId === Get a document using a lucene documentID + * [[http://localhost:8983/solr/admin/luke?docId=2|/admin/luke?docId=2]] === show === - <!> [[Solr1.3]] 'show=schema' Show the schema fields and properties + * [[http://localhost:8983/solr/admin/luke?show=schema|/admin/luke?show=schema]] Sample Output + {{{ <response> <lst name="responseHeader"> @@ -206, +336 @@ </lst> </response> - - }}} ---- CategorySolrRequestHandler
