style='text-align:left;'><span title='Ascending'>Asc</span></td>
  <td class='constraint' style='text-align:left;'>idx_drug_visit_detail_id</td>
 </tr>
 <tr>
  <td class='indexedColumn'>visit_occurrence_id</td>
  <td class='detail'>Performance</td>
  <td class='detail' style='text-align:left;'><span title='Ascending'>Asc</span></td>
  <td class='constraint' style='text-align:left;'>idx_drug_visit_id</td>
 </tr>
</table>
</div>
<table width='100%' border='0'><tr><td class='container'>
<br><form action='get'>