对于大量的排序时应该对排序的效率高一点,但如果是对安全性要求比较高的话,那么就应该提高可靠性,如果是对数据可用性的要求高就应该减少冗余数据。-For a lot of sort of the sort of efficiency should be higher, but if the security requirements is relatively high, then it should improve reliability, if the data availability req