https://blog.csdn.net/gz775/article/details/79083608

 

https://blog.csdn.net/jc_benben/article/details/79218864

 

https://blog.csdn.net/LU142857/article/details/82701824

 

https://www.jb51.net/article/179285.htm

这个例子挺好的

https://wuzhuti.cn/sql-server-trigger-data-history