DQAS can be used to query and analyze the product data in data warehouse.
DQAS则用来对数据仓库中的生产工艺数据进行查询和分析。
In order to meet the opening request of the data warehouse and guarantee that DQAS can run at a high speed, data warehouse adopts a structure that combines 3nf with star mode.
为了满足数据仓库的开放性要求并确保DQAS高速运行，数据仓库采用了第三范式与星型结构相结合的形式。
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