Question
What is a data mart?
More Data Warehousing Questions
- Which of the following stores historical data for analysis?
- Which process loads data from multiple sources into a data warehouse?
- Which SQL clause is used to summarize data?
- Which of the following is NOT a characteristic of OLAP systems?
- What is the primary function of ETL in a data warehouse environment?
- In OLAP, “Slice and Dice” means:
- Which SQL clause is used to filter records after aggregation?
- Data warehouse metadata primarily describes:
- In a star schema, what is the main advantage of using surrogate keys in fact tables?
- Which analytics type is focused on predicting future outcomes?
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