title: mysql - Getting error while calling procedure
body: <p>i am getting error while executing the below procedure.</p>
  
  <p>I am casting the varchar variable to unsigned below..</p>
  
  <p>Error :</p>
  
  <pre><code>Query : call procedureName(@examDetails) 
  Error Code : 1054
  Unknown column 'v_subTopicsIds' in 'field list'
  </code></pre>
  
  <p>Please help me i am unable to know why i am getting this error..</p>