File list (Check if you may need any files):
SQL_Operation
.............\Demo
.............\....\Demo
.............\....\....\Demo.csproj
.............\....\....\Form1.Designer.cs
.............\....\....\Form1.cs
.............\....\....\Form1.resx
.............\....\....\Program.cs
.............\....\....\Properties
.............\....\....\..........\AssemblyInfo.cs
.............\....\....\..........\Resources.Designer.cs
.............\....\....\..........\Resources.resx
.............\....\....\..........\Settings.Designer.cs
.............\....\....\..........\Settings.settings
.............\....\....\SqlHelper.cs
.............\....\....\bin
.............\....\....\...\Debug
.............\....\....\...\.....\Demo.exe
.............\....\....\...\.....\Demo.pdb
.............\....\....\...\.....\Demo.vshost.exe
.............\....\....\...\.....\Demo.vshost.exe.manifest
.............\....\....\obj
.............\....\....\...\x86
.............\....\....\...\...\Debug
.............\....\....\...\...\.....\Demo.Form1.resources
.............\....\....\...\...\.....\Demo.Properties.Resources.resources
.............\....\....\...\...\.....\Demo.csproj.FileListAbsolute.txt
.............\....\....\...\...\.....\Demo.exe
.............\....\....\...\...\.....\Demo.pdb
.............\....\....\...\...\.....\DesignTimeResolveAssemblyReferences.cache
.............\....\....\...\...\.....\DesignTimeResolveAssemblyReferencesInput.cache
.............\....\....\...\...\.....\GenerateResource.read.1.tlog
.............\....\....\...\...\.....\GenerateResource.write.1.tlog
.............\....\....\...\...\.....\ResolveAssemblyReference.cache
.............\....\....\...\...\.....\TempPE
.............\....\Demo.sln
.............\....\Demo.suo
.............\SQLHelper1.cs
.............\SqlHelper.cs