源码: using System; using System.Collections.Generic; using System.Data; using System.Linq; using System.Text; using System.Threading.Tasks; using System.Data.SqlClient; namespace Fly.Util.DataBase { /// <summary> /// SqlServer数据库操作类 /// </summary&…
还原sql2008数据库时遇到"System.Data.SqlClient.SqlError: FILESTREAM 功能被禁用"的错误,在网上搜索解决方案如下: 1.在"开始"菜单中,依次指向"所有程序"."Microsoft SQL Server 2008"和"配置工具",然后单击"SQL Server 配置管理器". 2.在服务列表中,右键单击"SQL Server 服务…
今天试着学习了Entity Frame Work遇到的问题是 The Entity Framework provider type 'System.Data.Entity.SqlServer.SqlProviderServices, EntityFramework.SqlServer' registered in the application config file for the ADO.NET provider with invariant name 'System.Data.SqlCli…
stdafx.h: // stdafx.h : include file for standard system include files, // or project specific include files that are used frequently, but // are changed infrequently #pragma once #using <mscorlib.dll> #using <System.dll> #using <System.Dat…
The Entity Framework provider type 'System.Data.Entity.SqlServer.SqlProviderServices, EntityFramework.SqlServer' registered in the application config file for the ADO.NET provider with invariant name 'System.Data.SqlClient' could not be loaded. Make…
运行代码是出现了这个错误,No Entity Framework provider found for the ADO.NET provider with invariant name 'System.Data.SqlClient',问题出现的原因是Entity Framework 已经安装了但是NuGet Package Manager没有将它安装应用到当前我们使用的项目当中. 解决办法是在NuGet Package Manager里面重新安装一下Entity Framework.可以使用命令…