public static Cons getTableColumnNames(NamedDescription tablerelation) {
    { Cons value000 = Stella.NIL;

      { RelationColumnInfo column = null;
        Cons iter000 = RDBMS.getRelationTableInfo(tablerelation).columnList;
        Cons collect000 = null;

        for (;!(iter000 == Stella.NIL); iter000 = iter000.rest) {
          column = ((RelationColumnInfo)(iter000.value));
          if (collect000 == null) {
            {
              collect000 = Cons.cons(StringWrapper.wrapString(column.columnName), Stella.NIL);
              if (value000 == Stella.NIL) {
                value000 = collect000;
              }
              else {
                Cons.addConsToEndOfConsList(value000, collect000);
              }
            }
          }
          else {
            {
              collect000.rest = Cons.cons(StringWrapper.wrapString(column.columnName), Stella.NIL);
              collect000 = collect000.rest;
            }
          }
        }
      }
      { Cons names = value000;

        if (names.memberP(null)) {
          return (null);
        }
        else {
          return (names);
        }
      }
    }
  }