column_def:
          column_name {type_def | domain_name}
          [DEFAULT {constant | CURRENT | NULL | AUTO |
               {CURDATE | CURRENT_DATE} | {CURTIME | CURRENT_TIME} | {CURTS | CURRENT_TIMESTAMP}}]
          [col_constraint]...
     |    column_name ROWID PRIMARY KEY
     |    column_name ROWID refs_spec