title: Mongodb greater than query
body: <p>I have an <code>employee</code> collection like this</p>
  
  <pre><code>Company.            Ceo.       Employees
  Sdr.                Siva.      1-200
  Datamatica.         Durga.     200-400
  Big.                Mouli.     50-100
  </code></pre>
  
  <p>After using </p>
  
  <pre><code>db.employee.find({Employees : {$gte : 200}}) 
  </code></pre>
  
  <p>I don't get any data. The <code>Employees</code> field type is a string.</p>