> install-package Hangfire -pre

 public void ConfigureServices(IServiceCollection services){services.AddMvc();services.Configure<AppSettings>(Configuration.GetSection("AppSettings"));//配置好数据库链接后，会在数据库对应的表中生成一些对应的表services.AddHangfire(x => x.UseSqlServerStorage("Data Source=LocalHost;Initial Catalog= Tab_Hangfire;Integrated Security=true;Persist Security Info=true"));//services.AddTimedJob();}

 public void Configure(IApplicationBuilder app, IHostingEnvironment env){if (env.IsDevelopment()){app.UseDeveloperExceptionPage();}app.UseHangfireServer();app.UseHangfireDashboard();//"0 3 * * *"//RecurringJob.AddOrUpdate(() => Console.WriteLine("Recurring!"), Cron.Minutely());            //这里有几个参数：<要执行的方法所在的类> http://localhost:52815/hangfire/周期性作业的编号名字 类的方法和参数  Corn表达式     RecurringJob.AddOrUpdate<InsertData>("Prozkb",p=>p.insert("zkb"), "0 */1 * * * ?", System.TimeZoneInfo.Local);             //这个Prozkb是RecurringJobId//app.UseTimedJob();
            app.UseMvc();}

 public class InsertData{public void insert(string name){string sql = "  insert into InsertData values('"+ name + "','',GETDATE())";           ExeNonQuery_B2B(sql);}public static void ExeNonQuery_B2B(string cmd){SqlConnection con = new SqlConnection();con.ConnectionString = "Data Source=LocalHost;Initial Catalog= Tab_Hangfire;Integrated Security=true;Persist Security Info=true";con.Open();SqlCommand com = new SqlCommand();com.Connection = con;com.CommandType = CommandType.Text;com.CommandText = cmd;SqlDataReader dr = com.ExecuteReader();dr.Close();con.Close();}}