public static void printSqlColumnList(OutputStream stream, RelationTableInfo tableInfo) {
    { boolean firstP = true;
      String alias = tableInfo.tableAlias;

      { RelationColumnInfo column = null;
        Cons iter000 = tableInfo.columnList;

        for (;!(iter000 == Stella.NIL); iter000 = iter000.rest) {
          column = ((RelationColumnInfo)(iter000.value));
          if (firstP) {
            firstP = false;
          }
          else {
            stream.nativeStream.print(", ");
          }
          if (alias != null) {
            stream.nativeStream.print(alias + "." + column.columnName);
          }
          else {
            stream.nativeStream.print(column.columnName);
          }
        }
      }
    }
  }