首标——差分数据压缩技术

Header—Difference Data Compression Technique

在统计数据库中,数据压缩有其新的内容和意义。首标--差分数据压缩技术既能压缩数据流中的重复值序列,又能压缩数据值较大和彼此接近的教据,是一种有效的统计数据库压缩方法。

There are new contents and significance on data compression to statistical databases.The header-difference data compression technique that can compress both sequence of repeated values in data stream and data that their values are large but close to each other,is a volid compression method to statistical databases.