title: Sorting Alphanumeric data in Oracle
body: <p>I have an alphanumeric data like:</p>
  
  <pre>
  1
  1a
  1b
  2
  2b
  10
  10a
  </pre>
  
  <p>If I sort this data, output will be like:</p>
  
  <pre>
  1
  1a
  10
  10a
  2
  2b
  </pre>
  
  <p>But I want output as:</p>
  
  <pre>
  1
  1a
  2
  2b
  10
  10a
  </pre>
  
  <p>How to get this output with Oracle command?</p>