title: how to convert column values into comma seperated row vlaues
body: <p>I have a table with values as </p>
  
  <pre><code>FKTABLE_NAME               FKCOLUMN_NAME               PKCOLUMN_NAME
  table1                     column1                        column1
  table1                     column2                        column2
  table2                     column1                        column1
  table2                     column2                        column2
  </code></pre>
  
  <p>How I need to convert this into</p>
  
  <pre><code>FKTABLE_NAME               FKCOLUMN_NAME               PKCOLUMN_NAME
  
  tablel1                    column1,column2                column1,column2
  table12                    column1,column2                column1,column2
  </code></pre>
  
  <p>Basically, I am trying to get the comma seperated columns group by the table name.</p>
  
  <p>thanks</p>