摘要： 1. 任意个字符，都是%. eg.select * from tblStudents where FirstName like '%Jason'Micro Jason, M Jasonwill be selected out.2. 单个字符1) SQL 用_. eg.select * from tblStudents where FirstName like '_Jason'M Jason wil... 阅读全文

摘要： If we set the command type of the command field to Image, it will raise the row_deleting and row_editing event twice. So sometimes you will feel curious. It is abug in .NET. 阅读全文