https://gitee.com/open-harmony-development-docs/starts/wikis/pages
Distributed data manager that provides the capability to store data in the databases of different devices | 分布式数据管理服务模块，提供多设备数据分布式存储能力
Distributed data manager that provides the capability to store data in the databases of different devices | 分布式数据管理服务模块，提供多设备数据分布式存储能力
本地数据管理组件
Inter-process communication (IPC) and Remote Procedure Call (RPC) | 跨进程通信与跨设备的远程过程调用
