include::../introduction-dotnet.adoc[] include::../why-dotnet.adoc[] include::../how-dotnet.adoc[] === Code examples ==== Noncompliant code example [source,csharp,diff-id=1,diff-type=noncompliant] ---- internal class Account { public DateTime Id { get; set; } public string Name { get; set; } public string Surname { get; set; } } ---- ==== Compliant solution [source,csharp,diff-id=1,diff-type=compliant] ---- internal class Account { public Guid Id { get; set; } public string Name { get; set; } public string Surname { get; set; } } ---- or ==== Noncompliant code example [source,csharp,diff-id=2,diff-type=noncompliant] ---- internal class Person { [Key] public DateTime PersonIdentifier { get; set; } public string Name { get; set; } public string Surname { get; set; } } ---- ==== Compliant solution [source,csharp,diff-id=2,diff-type=compliant] ---- internal class Person { [Key] public Guid PersonIdentifier { get; set; } public string Name { get; set; } public string Surname { get; set; } } ---- include::../resources-dotnet.adoc[]