FooCompositeKey.cs

using System.Collections.Generic;
using System.ComponentModel.DataAnnotations;
using System.ComponentModel.DataAnnotations.Schema;

namespace SQLite.CodeFirst.NetCore.Console.Entity
{
    /// <summary>
    /// See https://github.com/msallin/SQLiteCodeFirst/issues/109
    /// </summary>
    public class FooCompositeKey
    {
        [Key, Column(Order = 1)]
        public int Id { get; set; }

        [Key, Column(Order = 2), StringLength(20)]
        public string Version { get; set; }

        [StringLength(255)]
        public string Name { get; set; }

        public virtual ICollection<FooRelationshipA> FooeyACollection { get; set; }

        public virtual ICollection<FooRelationshipB> FooeyBCollection { get; set; }
    }
}