# 云数据库

* **[新增对象类型](https://developer.huawei.com/consumer/cn/doc/harmonyos-guides/cloudfoundation-database-add-object)**   
* **[新增存储区](https://developer.huawei.com/consumer/cn/doc/harmonyos-guides/cloudfoundation-database-add-zone)**   
* **[引入对象类型文件](https://developer.huawei.com/consumer/cn/doc/harmonyos-guides/cloudfoundation-database-add-file)**   
* **[初始化数据库访问](https://developer.huawei.com/consumer/cn/doc/harmonyos-guides/cloudfoundation-database-initialize)**   
* **[查询数据](https://developer.huawei.com/consumer/cn/doc/harmonyos-guides/cloudfoundation-database-query)**   
* **[写入数据](https://developer.huawei.com/consumer/cn/doc/harmonyos-guides/cloudfoundation-database-upsert)**   
* **[删除数据](https://developer.huawei.com/consumer/cn/doc/harmonyos-guides/cloudfoundation-database-delete)**