text: /*L
    Copyright Duke Comprehensive Cancer Center
  
    Distributed under the OSI-approved BSD 3-Clause License.
    See http://ncip.github.com/catrip/LICENSE.txt for details.
  L*/
  
  ALTER TABLE ACTIVITY
  ADD (TREATMENT_TYPE VARCHAR2(50 BYTE));
  
  UPDATE ACTIVITY
  SET treatment_type = discriminator;
  
  COMMIT;