ASP.NET增删改查有数据库使用三层架构

ASP.NET项目,使用SQL server2012数据库,采用三层架构模式,能完整运行不报错,可显示图片

 属性            大小     日期    时间   名称
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     文件      85884  2019-01-05 14:02  ASP.NET增删改查\Food\Food\.vs\config\applicationhost.config

    ..A..H.     93184  2018-07-09 15:04  ASP.NET增删改查\Food\Food\.vs\Food\v14\.suo

    ..A..H.     91136  2019-01-05 14:03  ASP.NET增删改查\Food\Food\.vs\Food\v15\.suo

     文件          0  2019-01-05 13:55  ASP.NET增删改查\Food\Food\.vs\Food\v15\Server\sqlite3\db.lock

     文件       4096  2019-01-05 13:55  ASP.NET增删改查\Food\Food\.vs\Food\v15\Server\sqlite3\storage.ide

     文件      32768  2019-01-05 14:02  ASP.NET增删改查\Food\Food\.vs\Food\v15\Server\sqlite3\storage.ide-shm

     文件    1722192  2019-01-05 14:03  ASP.NET增删改查\Food\Food\.vs\Food\v15\Server\sqlite3\storage.ide-wal

     文件       5120  2018-04-20 00:34  ASP.NET增删改查\Food\Food\BLL\bin\Debug\BLL.dll

     文件      15872  2018-04-20 00:34  ASP.NET增删改查\Food\Food\BLL\bin\Debug\BLL.pdb

     文件       6656  2018-04-20 00:34  ASP.NET增删改查\Food\Food\BLL\bin\Debug\DAL.dll

     文件      19968  2018-04-20 00:34  ASP.NET增删改查\Food\Food\BLL\bin\Debug\DAL.pdb

     文件       5632  2018-04-19 22:38  ASP.NET增删改查\Food\Food\BLL\bin\Debug\Model.dll

     文件       7680  2018-04-19 22:38  ASP.NET增删改查\Food\Food\BLL\bin\Debug\Model.pdb

     文件       2812  2018-04-19 22:38  ASP.NET增删改查\Food\Food\BLL\BLL.csproj

     文件        902  2018-04-20 00:34  ASP.NET增删改查\Food\Food\BLL\FoodInfo_BLL.cs

     文件        366  2018-04-20 00:34  ASP.NET增删改查\Food\Food\BLL\FoodType_BLL.cs

     文件         42  2019-01-05 14:02  ASP.NET增删改查\Food\Food\BLL\obj\Debug\BLL.csproj.CoreCompileInputs.cache

     文件        505  2018-04-19 22:38  ASP.NET增删改查\Food\Food\BLL\obj\Debug\BLL.csproj.FileListAbsolute.txt

     文件      34059  2019-01-05 14:02  ASP.NET增删改查\Food\Food\BLL\obj\Debug\BLL.csprojAssemblyReference.cache

     文件       8419  2018-04-20 00:34  ASP.NET增删改查\Food\Food\BLL\obj\Debug\BLL.csprojResolveAssemblyReference.cache

     文件       5120  2018-04-20 00:34  ASP.NET增删改查\Food\Food\BLL\obj\Debug\BLL.dll

     文件      15872  2018-04-20 00:34  ASP.NET增删改查\Food\Food\BLL\obj\Debug\BLL.pdb

     文件       6678  2018-07-02 16:05  ASP.NET增删改查\Food\Food\BLL\obj\Debug\DesignTimeResolveAssemblyReferencesInput.cache

     文件          0  2018-04-19 22:09  ASP.NET增删改查\Food\Food\BLL\obj\Debug\TemporaryGeneratedFile_036C0B5B-1481-4323-8D20-8F5ADCB23D92.cs

     文件          0  2018-04-19 22:09  ASP.NET增删改查\Food\Food\BLL\obj\Debug\TemporaryGeneratedFile_5937a670-0e60-4077-877b-f7221da3dda1.cs

     文件          0  2018-04-19 22:09  ASP.NET增删改查\Food\Food\BLL\obj\Debug\TemporaryGeneratedFile_E7A71F73-0F8D-4B9B-B56E-8E70B10BC5D3.cs

     文件       1326  2018-04-19 22:09  ASP.NET增删改查\Food\Food\BLL\Properties\AssemblyInfo.cs

     文件       6656  2018-04-20 00:34  ASP.NET增删改查\Food\Food\DAL\bin\Debug\DAL.dll

     文件      19968  2018-04-20 00:34  ASP.NET增删改查\Food\Food\DAL\bin\Debug\DAL.pdb

     文件       5632  2018-04-19 22:38  ASP.NET增删改查\Food\Food\DAL\bin\Debug\Model.dll

............此处省略121个文件信息