本文将介绍Microsoft SQL Server 2000的新增特性—用户自定义函数User-Defined Function（UDF），并演示几个常用的实例。 UDF的功能类似SQL Server中内建的系统函数，如CONVERT、SUBSTRING、 DATAADD、 GETDATA、ISNULL等等。一个UDF可以没有参数，或者带有一个或多个参数，函数运行后 ...

Unlock the full InfoQ experience by logging in! Stay updated with your favorite authors and topics, engage with content, and download exclusive resources. Vivek Yadav, an engineering manager from ...

While the solution for the problem in my other thread works for the time being, I'd like to still attempt to create a replacement for SQL's checksum() function, so I can get checksums that include ...

Unlock the full InfoQ experience by logging in! Stay updated with your favorite authors and topics, engage with content, and download exclusive resources. Vivek Yadav, an engineering manager from ...