title: How to auto generate id
body: <p>i just need to auto generate id like abc101,abc102,abc103,....abc10n
  and it should be store in DB table. and also it should be show in any textbox at runtime . </p>
  
  <p>Please give a proper solution.... </p>
  
  <p>Special Thanks in advance :)</p>
  
  <p>Regards.</p>
  
  <p>Pradeep Kodley</p>