public partial class RenameDesc : DbMigration

    {

        public override void Up()

        {

            //AddColumn("dbo.Product", "descrption1234", c => c.String());

            //DropColumn("dbo.Product", "descrption1");

            RenameColumn("dbo.Product", "descrption1", "descrption1234");

        }

        public override void Down()

        {

            //AddColumn("dbo.Product", "descrption1", c => c.String());

            //DropColumn("dbo.Product", "descrption1234");

            RenameColumn("dbo.Product", "descrption1234", "descrption1");

        }

    }