go-xorm-read-subquery

	subQuery := builder.
		Select("id").
		From("users").
		Where(builder.Eq{"last_name": "テスト"}).
		Where(builder.Like{"last_name", "テスト"}).
		Where(builder.In("last_name", "テスト", "テスト2")).
		Where(builder.In("last_name", []string{"テスト", "テスト2"})).
		Where(builder.Eq{"first_name": "太郎2"}.
			Or(builder.Eq{"first_name": "太郎3"}).
			Or(builder.Eq{"first_name": "太郎4"}),
		).
		Where(builder.Gte{"created_at": t}).
		Where(builder.IsNull{"deleted_at"})
	fs := []friend{}
	err = engine.
		In("friend_id", subQuery).
		Limit(10, 10).
		Asc("id", "friend_id").
		Desc("user_id").
		Find(&fs)
	if err != nil {
		log.Println(err)
		return
	}