CSE :: Database System 2 - CS
- Data Mining uses simple arithmetic techniques such as sums, averages, and groupings to perform what-if analyses, to make predictions, and to facilitate decision making.
- A data warehouse is a database system that is optimized for operational transaction processing.
- Business Intelligence (BI) systems fall into two broad categories: reporting and data warehousing.
- The data warehouse DBMS needs to be the same DBMS used for the operational database.
- In a common form of RFM analysis, customers are sorted in five groups and given a score of 1 to 5 depending on their group.
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