1.Microsoft Reporting Services in Action:用自定义代码扩展 Microsoft SQL Server 2000 Reporting Services
http://msdn.microsoft.com/zh-cn/library/aa902641(SQL.80).aspx
2.如何向报表添加代码(报表设计器)
http://msdn.microsoft.com/zh-cn/library/ms156028(SQL.90).aspx