Database - Data Warehousing
Exercise : Data Warehousing - True or False
- Data Warehousing - General Questions
- Data Warehousing - True or False
11.
Both status data and event data can be stored in a database.
12.
Static extract is used for ongoing warehouse maintenance.
13.
Data scrubbing can help upgrade data quality; it is not a long-term solution to the data quality problem.
14.
Every key used to join the fact table with a dimensional table should be a surrogate key.
15.
Derived data are detailed, current data intended to be the single, authoritative source for all decision support applications.
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