<PackageReference Include="Apache.Arrow" Version="23.0.0" />

System.Diagnostics.CodeAnalysis.ExperimentalAttribute

public sealed class ExperimentalAttribute : Attribute
namespace System.Diagnostics.CodeAnalysis { public sealed class ExperimentalAttribute : Attribute { public string DiagnosticId { get; } public string UrlFormat { get; set; } public string Message { get; set; } public ExperimentalAttribute(string diagnosticId); } }