Discover the company data base
- Query of the raw DB tables
- Find out if there is a Primary Key for each table
- Find out if there is a Meta Data table
- Try to draw the Relation Diagram
- Don't leave any of the fields unnamed and no meta data entry
- Try to find out data patterns
- Try to locate any faulty data or blanks in the data (imputation)
- Use WEKA
- Use KNIME
- Data warehouse design
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