摘要：目标：用gridview显示northwind中employee表的photo字段步骤一：用SqlDataSource连接到northwind并获取employee表，我这里选取了：EmployeeID, LastName, FirstName, Country, Photo这几个字段。完成后如果：步骤二：从“GridView Tasks”上选择"Edit Columns"... 阅读全文