lucene-java-3.4.0/lucene/contrib/xml-query-parser/src/test/org/apache/lucene/xmlparser/DuplicateFilterQuery.xml

   1 <?xml version="1.0" encoding="UTF-8"?>
   2 <FilteredQuery>
   3         <Query>
   4                 <BooleanQuery fieldName="contents">
   5                         <Clause occurs="should">
   6                                 <TermQuery>money</TermQuery>
   7                         </Clause>
   8                         <Clause occurs="must">
   9                                 <TermQuery fieldName="date">19870408</TermQuery>
  10                         </Clause>
  11                 </BooleanQuery>
  12         </Query>
  13         <Filter>
  14                 <!-- Filters to last document with this date -->
  15                 <DuplicateFilter fieldName="date" keepMode="last"/>
  16         </Filter>
  17
  18 </FilteredQuery>