OKay guys ,today in the nice morning , i would like to share with you guys about this chapter 8 . so far ,Alhamdullilah we have already going until here . So what have i understand in this chapter is abou data warehouse . Data warehouse is a logical collection of information. (ETL) extraction,transformation and loading is process of extracts information from internal and external database loads into the data warehouse .
Data mining is the process of analyzing data to extract information not offered by the raw data alone. Information Cleansing or Scrubbing means a process that weeds out and fixes or discards inconsistent.Lastly Business intelligence refer to applications and technologies that are used to support decision making efforts.The principal of BI are technology,people and culture . So guys ,, i have to stopped here . because i am so sleepy . so as usual , wait for the next chapter yaa . okay bye . =)
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