数据限制 meaning in English

data qualification

This includes its data restrictions and additional components
这些内容包括表的数据限制和其他组件。
Packages are like namespaces in c and libraries in java : fences meant to corral data into specific areas
包类似于c + +中的名称空间和java中的库：象用来将数据限制在特定区域的围栏。
While wireless networks have some built - in features to confine the data to the appropriate realm , these are not security solutions
虽然无线网络有一些内置的功能将数据限制在适当的范围中，但这些并不是安全性解决方案。
A new database set option , date correlation optimization , can be enabled to improve the performance of queries that join two tables whose datetime columns are correlated and specify a date restriction in the query predicate
可以启用新的数据库set选项date _ correlation _ optimization来改善查询性能，该查询性能联接两个时间日期列相关的表并且在查询谓词中指定了数据限制。