title: how to use keys with couchbase views
body: <p>i am trying to filter views results.
  i am using this map:</p>
  
  <pre><code>function (doc,meta){
     emit(arraydate([doc.date],doc.id);
   }
  </code></pre>
  
  <p>reduce by _count</p>
  
  <p>result with group level 2  is:</p>
  
  <p>[2014,1]
  undefined
      1819
  [2014,2]
  undefined
      35</p>
  
  <p>now i want to filter only 2014,1</p>
  
  <p>i am trying key=2014,1 , key="2014,1" , key="[2014,1]" and its always fail and i get 0 rows . i am using the ui to set the key search.
   i want to find a way to use the key for filfering and the keys range filtering
  thanks for helping.</p>