Linq-单条数据删除

Posted 2020-08-03 dekevin技术博客

单条数据删除，用DeleteOnSubmit

NorthwindDataContext db = new NorthwindDataContext();
Customer test1 = ctx.Customers.Single(c => c.CustomerID == 1);
db.t_sysrole.DeleteOnSubmit(test1);
db.SubmitChanges();