<requestHandler name="dismax" class="solr.DisMaxRequestHandler"   >
    <lst name="defaults">
     <str name="echoParams">explicit</str>
      <str name="defType">dismax</str>
     <float name="tie">0.01</float>
     <str name="qf">
        text^0.5 name^1.0 description^1.5
     </str>
    <str name="fl">
        UID_PK,name,price,description,score
     </str>
     <str name="mm">
        2<-1 5<-2 6<90%
     </str>
     <int name="ps">100</int>
     <str name="q.alt">*:*</str>
     <str name="f.name.hl.fragsize">0</str>
    <str name="f.name.hl.alternateField">name</str>
     <str name="f.text.hl.fragmenter">regex</str>
    </lst>
  </requestHandler>