title: MongoDB C# Query expression (How to?)
body: <p>In every document i have some field (for example "myfield"). myfield is value of type int32. </p>
  
  <p>Please show me (with tiny code example) how to make query like:</p>
  
  <p>"get all where myfield > 10 and myfield &lt; 20"</p>
  
  <p>I am using an official C# driver.</p>
  
  <p>Thank you very much!!!</p>