title: Add 0 in middle of the string in Oracle
body: <p>If i have the following string</p>
  
  <p>Actual String: <code>11111-222</code></p>
  
  <p>Need to replace like by adding zero after '-'</p>
  
  <p>Formatted String: <code>11111-0222</code></p>
  
  <p>I try the combination of substr, instr but its not working. Can someone please help me how i resolve the above problem? Thanks in Advance.</p>