Data in a data warehouse is usually normalized to fourth normal form to avoid insert and update anomalies.
Correct Answer:
Verified
Q4: The two tiered data warehouse architecture incorporates
Q5: HOLAP (Hybrid OLAP)involves both relational and multidimensional
Q6: In a star schema,dimension tables may violate
Q7: The level of detail and amount of
Q8: At this time,there is no major relational
Q10: An oper mart is a just-in-time data
Q11: Data in a data warehouse is time-variant,which
Q12: Time-series data in a data cube may
Q13: A data warehouse refers to a central
Q14: In both query rewriting for materialized views
Unlock this Answer For Free Now!
View this answer and more for free by performing one of the following actions
Scan the QR code to install the App and get 2 free unlocks
Unlock quizzes for free by uploading documents