Fixed delete SQL Server database records?

Question

在将我插入表中以删除记录但未收到错误消息后，我使用C＃将记录插入SQL Server 2005，您看到的是图片，您确实知道在http：//s17.postimg上调试SQL Server的软件。 org / 6wjwqdzcf / error_data.jpg

Answer 1

The problem is that there are 7 rows and the data of last 6 rows is same so the error is showing that if you delete this record all the six rows will be deleted. Use a primary key to delete the record.