What is the other name for Data Preparation stage of Knowledge Discovery Process?
CRISP
ETL
SEMMA
SAS
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ETL is the other name for the ‘Data Preparation’ stage of ‘Knowledge Discovery Process’.
Explanation:
- ETL can be defined as a technique for extracting data from various RDBMS systems.
- The extracted data will then be ‘transformed and loaded’ into Data warehouse system.
- The development of an ETL process includes various stake-holders, analysts, developers, testers and it is technically challenging.
- This process is a recurring process where it needs to be automated, and well-documented.
- It is also considered to be another name for ‘Data Preparation’ Stage of ‘Knowledge Discovery Process’.
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