users := []User{
		{Name: "LimitUser1", Age: 1},
		{Name: "LimitUser2", Age: 10},
		{Name: "LimitUser3", Age: 20},
		{Name: "LimitUser4", Age: 10},
		{Name: "LimitUser5", Age: 20},
		{Name: "LimitUser6", Age: 20},
	}

	DB.Create(&users)

	var users1, users2, users3 []User
	DB.Order("age desc").Limit(3).Find(&users1).Limit(5).Find(&users2).Limit(-1).Find(&users3)