efcore資料庫自動產生

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// This method gets called by the runtime. Use this method to configure the HTTP request pipeline.        public void Configure(IApplicationBuilder app, IHostingEnvironment env, ILoggerFactory loggerFactory)        {            loggerFactory.ConfigureNLog("nlog.config");            loggerFactory.AddNLog();            app.UseRequestIPMiddleware();            InitializeNetCoreBBSDatabase(app.ApplicationServices);            app.UseDeveloperExceptionPage();            app.UseStaticFiles();            app.UseAuthentication();            app.UseStatusCodePages();            app.UseMvc(routes =>            {                routes.MapRoute(                    name: "areaRoute",                    template: "{area:exists}/{controller}/{action}",                    defaults: new { action = "Index" });                routes.MapRoute(                    name: "default",                    template: "{controller=Home}/{action=Index}/{id?}");            });        }        private void InitializeNetCoreBBSDatabase(IServiceProvider serviceProvider)        {            using (var serviceScope = serviceProvider.GetRequiredService<IServiceScopeFactory>().CreateScope())            {                var db = serviceScope.ServiceProvider.GetService<DataContext>();                db.Database.Migrate();                if (db.TopicNodes.Count() == 0)                {                    db.TopicNodes.AddRange(GetTopicNodes());                    db.SaveChanges();                }            }        }

 

efcore資料庫自動產生