Date startTime = sdf.parse("2011-06-21 04:30:00");
Date endTime = sdf.parse("2011-06-22 00:00:00");
int interval = 0;
// 如果输入的列名有错，查询肯定会报异常；处理
OperResult result = sophicHistoryDAO.queryHistory(table_name, table_unit,id_col_name,time_col_name,keys, startTime, endTime, interval);
if(result.isSUCCEED()){
System.out.println(JavaDataPrettyPrint.print_object(result.getData()));
}
}
}