用户定义的功能 meaning in English
udf user defined function
Examples
- For user - defined functions , see
有关用户定义的功能,请参见 - As a web service consumer , ibm db2 web service consumer user - defined functions udfs enables database applications to invoke web services directly using sql statements
作为web服务的用户, ibm db2 web服务客户的用户定义的功能( udf )启用数据库应用程序来使用sql声明直接调用web服务。 - The solution for aggregation of timestamp durations is to use timestampdiff , a built - in udf user defined function that is included with db2 udb , as shown in the following example
解决持续时间的聚合问题可以使用timestampdiff ,如下面的样本实例中所显示,它是使用db2 udb实现的嵌入式udf (用户定义的功能) 。 - There are various potential enhancements for the next version of w3eval , including the ability to add user - defined functions ; support for fractions , complex numbers , and matrices ; an improved gui ; size and speed optimization ; and security enhacements
下一版w3eval有望在各方面得到增强,包括有能力添加用户定义的功能;支持分数、复数和矩阵;改良的图形用户界面( gui ) ;大小和速度优化以及安全性方面的增强。