EF - MinLength 2

CSharp · Console

/Program.cs

// @nuget: EntityFramework
// @nuget: EntityFramework.SqlServerCompact
// @nuget: Microsoft.SqlServer.Compact
// @nuget: Z.EntityFramework.Extensions

using System;
using System.Data.Entity;
using System.Linq;
using System.Collections.Generic;
using System.ComponentModel.DataAnnotations.Schema;
using System.ComponentModel.DataAnnotations;

public class Program
{
	public static void Main()
	{
		// Custom configuration specific for .NET Fiddle
		Z.EntityFramework.Extensions.EntityFrameworkManager.UseFiddleSqlCompact(System.Data.Entity.SqlServerCompact.SqlCeProviderServices.Instance, System.Data.SqlServerCe.SqlCeProviderFactory.Instance);
		
		using (var context = new BookStore())
		{	
			Book book = new Book(){Title = "Book"};
			
		    context.Books.Add(book);

		    context.SaveChanges();
			
			var books = context.Books.ToList();
			FiddleHelper.WriteTable(books);
		}
	}
	
	public class BookStore : DbContext
    {
        public BookStore() : base(@"Data Source=ZZZ_Projects.sdf")
        {
            
        }
        protected override void OnModelCreating(DbModelBuilder modelBuilder)
        {
        }

        public DbSet<Book> Books { get; set; }
    }
	
	public class Book
    {
        public int BookId { get; set; }
		[MinLength(5)]
        public string Title { get; set; }
    }
}