TheETLtechnologyismainlyus(2021上半年系统集成项目管理工程师上午综合知识真题解析)
The ETL technology is mainly used in ( ) stage.
A、 data collection
B、 data storage
C、 data management
D、 data analysis
参考答案: A
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The ETL technology is mainly used in ( ) stage.
A、 data collection
B、 data storage
C、 data management
D、 data analysis