WEB环境下打印报表的crystal的解决方案
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' 从ADO Recordset直接生成报表
' = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = =
'
' 概念:
'
' 这个应用被设计成演示怎样从ADO Recordset生成报表。我们首先建立ADO Connection和
' Recordset对象，然后用SQL语句从数据库中生成一个记录集。然后我们建立一个Crystal
' Reports对象，并把这个这个对象指向ADO recordset。最后我们将Crystal Reports
' Smart Viewer送到客户端显示这个报表。
' 第一步：建立ADO Connection and Recordset
' 一个ADO的数据库连接就是通过你已经存在的ODBC数据源（DSN）从象ASP这样的应用中来访问
' 数据的连接。为了达到这个...[ 查看全文 ]
2016-01-29
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