public class DemoContext: DbContext{public static Guid CurrentAccountID { get; set; }public DbSet<Account> Accounts { get; set; }public DbSet<BlogEntry> BlogEntries { get; set; }public DemoContext(){Database.SetInitializer(new ContentInitializer<DemoContext>());Database.Log = log => System.Diagnostics.Debug.WriteLine(log);Database.Initialize(false);}protected override void OnModelCreating(DbModelBuilder modelBuilder){base.OnModelCreating(modelBuilder);}}public class ContentInitializer<T> : DropCreateDatabaseAlways<T>where T : DemoContext{protected override void Seed(T context){System.Diagnostics.Debug.Print("Seeding db");//  Seeds 2 accounts with 9 blog entries, 4 of which are deletedvar homer = new Account{UserName = "homer",BlogEntries = new List<BlogEntry>{new BlogEntry { Body="Homer's first blog entry", IsDeleted=false, IsActive=true, StringValue="1"},new BlogEntry { Body="Homer's second blog entry", IsDeleted=false, IsActive=true, StringValue="2"},new BlogEntry { Body="Homer's third blog entry (deleted)", IsDeleted=true, IsActive=true, StringValue="3"},new BlogEntry { Body="Homer's fourth blog entry (deleted)", IsDeleted=true, IsActive=true, StringValue="4"},new BlogEntry { Body="Homer's 5th blog entry (inactive)", IsDeleted=false, IsActive=false, StringValue="5"},new BlogEntry { Body="Homer's 6th blog entry (deleted and inactive)", IsDeleted=true, IsActive=false, StringValue="6"},}};context.Accounts.Add(homer);var bart = new Account{UserName = "bart",BlogEntries = new List<BlogEntry>{new BlogEntry { Body="Bart's first blog entry", IsDeleted=false, IsActive=true, StringValue="7"},new BlogEntry { Body="Bart's second blog entry", IsDeleted=false, IsActive=true, StringValue="8"},new BlogEntry { Body="Bart's third blog entry", IsDeleted=false, IsActive=true, StringValue="9"},new BlogEntry { Body="Bart's fourth blog entry (deleted)", IsDeleted=true, IsActive=true, StringValue="10"},new BlogEntry { Body="Bart's fifth blog entry (deleted)", IsDeleted=true, IsActive=true, StringValue="11"},new BlogEntry { Body="Bart's 6th blog entry (inactive)", IsDeleted=false, IsActive=false, StringValue="12"},new BlogEntry { Body="Bart's 7th blog entry (deleted and inactive)", IsDeleted=true, IsActive=false, StringValue="13"},}};context.Accounts.Add(bart);context.SaveChanges();}}

 public class BlogEntry : ISoftDelete{[Key][Required][DatabaseGenerated(DatabaseGeneratedOption.Identity)]public Guid ID { get; set; }public Account Account { get; set; }public Guid AccountID { get; set; }public string Body { get; set; }public bool IsDeleted { get; set; }public int? IntValue { get; set; }public string StringValue { get; set; }public DateTime? DateValue { get; set; }public bool IsActive { get; set; }}public interface ISoftDelete{bool IsDeleted { get; set; }}public class Account{[Key][Required][DatabaseGenerated(DatabaseGeneratedOption.Identity)]public Guid ID { get; set; }public string UserName { get; set; }public ICollection<BlogEntry> BlogEntries { get; set; }/// <summary>/// Column used to verify handling of Entity properties mapped to different conceptual property names./// </summary>[Column("RemappedDBProp")]public bool RemappedEntityProp { get; set; }}

protected override void OnModelCreating(DbModelBuilder modelBuilder){base.OnModelCreating(modelBuilder);modelBuilder.Filter("BlogEntryFilter", (BlogEntry b, Guid accountID, bool isDeleted) => (b.AccountID == accountID) && (b.IsDeleted == isDeleted),() => CurrentAccountID, () => false);}

var demoContext = new demo.DemoContext();var allBlogEntries = demoContext.BlogEntries.ToList();foreach (BlogEntry blogEntry in allBlogEntries){Console.WriteLine(blogEntry.Body);}