乐观锁 悲观锁 悲观锁解决方案: select @count=count from tb WITH(UPDLOCK) 资料 https://www.cnblogs.com/dengshaojun/p/3955826.html 相关文章: 2022-12-23 2022-12-23 2021-06-25 2022-12-23 2022-12-23 2021-10-17