"在DWD层，根据事实表和维度表的设计，确定数据维度和数据粒度，通过" ~ 중 영어 번역
【 중국어 】
在DWD层，根据事实表和维度表的设计，确定数据维度和数据粒度，通过hql完成字段sql脚本与etl程序开发；
【 영어 】
In DWD layer, according to the design of fact table and dimension table, determine the data dimension and data granularity, and complete the development of field SQL script and ETL program through HQL;