Format

      CHANGE  RECORD  record-name

              [ DESCRIPTION IS /*text*/ ]
              [ NODESCRIPTION           ]  [AUDIT IS /*text*/]
              [                         ]

              [ constraint-clause             ]
              [ DELETE CONSTRAINT constr-name ]
              [ record-property               ] ... .
              [                               ]
              [ NOrecord-property             ]

              [ DELETE name . ] ...

              [ included-name-change-clause ]
              [ local-field-clause          ]
              [ record-change-clause        ] ...
              [ structure-change-clause     ]
              [                             ]
              [ variants-change-clause      ]

              END  [ record-name ]  RECORD .