Added alternative key

Author: JonPSmith

DataLayer/SpecialisedEntities/Configurations/UserConfig.cs

@@ -11,6 +11,8 @@ public class UserConfig : IEntityTypeConfiguration<User>
         public void Configure
             (EntityTypeBuilder<User> entity)
         {
+            entity.HasAlternateKey(p => p.Email);
+
             entity
                 .OwnsOne(e => e.HomeAddress)
                 .ToTable("Addresses");

DataLayer/SpecialisedEntities/User.cs

@@ -9,6 +9,8 @@ public class User
 
         public string Name { get; set; }
 
+        public string Email { get; set; }
+
         public Address HomeAddress { get; set; }
     }
 }

README.md

@@ -39,7 +39,6 @@ See [Run SQL Script](https://github.com/JonPSmith/EfCore.TestSupport/wiki/7.-Run
 See [Capture EF Core logging](https://github.com/JonPSmith/EfCore.TestSupport/wiki/8.-Capture-EF-Core-logging).
 9. Tool to compare EF Core's view of the database with an actual database.  
 See [EfSchemaCompare](https://github.com/JonPSmith/EfCore.TestSupport/wiki/9.-EfSchemaCompare).  
-*NOTE: This is on beta release - it works, but I haven't tested all the possible EF Core mappings.*