CategoryFullPath.cs

namespace Deerso.Domain.Models
{
    public class CategoryFullPath
    {
        public CategoryFullPath()
        {
            
        }
        public int Id { get; set; }
        public string Name { get; set; }
        public int ? ParentCategoryId { get; set; }
        public bool ? Leaf { get; set; }
    }
}

CategoryFullPathMap

using System.Data.Entity.ModelConfiguration;

namespace Deerso.Domain.Models.Mapping
{
    public class CategoryFullPathMap : EntityTypeConfiguration<CategoryFullPath>
    {
        public CategoryFullPathMap()
        {
            this.HasKey(t => t.Id);

            
            this.Property(t => t.Name).HasMaxLength(1000);
            this.Property(t => t.Leaf);
            this.Property(t => t.ParentCategoryId).HasColumnName("Parent_Category_ID");
        }
         
    }
}