The project's design ideas clear for data source - operational data store - model three-tier architecture;

该项目的设计思路明确为采用数据源—操作型数据存储—模型的三层体系结构；

youdao

The project's design ideas clear for data source - operational data store - model three-tier architecture;

该项目的设计思路明确为采用数据源—操作型数据存储—模型的三层体系结构；

youdao