如何将图片或其它文件保存到数据库中(C#)

E:\xdemos\Demos\X.WinForms.UploadDemo\bin\Debug\X.WinForms.UploadDemo.exe E:\xdemos\Demos\X.WinForms.UploadDemo\bin\Debug\X.WinForms.UploadDemo.pdb E:\xdemos\Demos\X.WinForms.UploadDemo\obj\Debug\ResolveAssemblyReference.cache E:\xdemos\Demos\X.WinForms.UploadDemo\obj\Debug\X.WinForms.UploadDemo.Properties.Resources.resources E:\xdemos\Demos\X.WinForms.UploadDemo\obj\Debug\X.WinForms.UploadDemo.MainForm.resources E:\xdemos\Demos\X.WinForms.UploadDemo\obj\Debug\X.WinForms.UploadDemo.csproj.GenerateResource.Cache E:\xdemos\Demos\X.WinForms.UploadDemo\obj\Debug\X.WinForms.UploadDemo.exe E:\xdemos\Demos\X.WinForms.UploadDemo\obj\Debug\X.WinForms.UploadDemo.pdb