c</span>/<span title='Ascending'>Asc</span></td>
  <td class='constraint' style='text-align:left;'>xpk_drug_strength</td>
 </tr>
 <tr>
  <td class='indexedColumn'>drug_concept_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_strength_id_1</td>
 </tr>
 <tr>
  <td class='indexedColumn'>ingredient_concept_id</td>
  <td class='detail'>Performance</td>
  <td class='detail'