title: Replace null with zero in crosstab query in Telerik
body: <p>I just created 2 cross table using wizard function of Telerik Standalone report designer tool</p>
  
  <p>since ISCED 5 has values for private and public its showing properly </p>
  
  <p><img src="https://i.stack.imgur.com/Uilrw.png" alt="cross table 1"> </p>
  
  <p>using same query I created second cross tab and </p>
  
  <p>but since ISCED 6 table doesnt have values for "public" section its showing like this
  <img src="https://i.stack.imgur.com/6pccw.png" alt="cross table 2"></p>
  
  <p>how to show as zero for public section 2nd cross tab (when no values for specific row)</p>