Question
Which OLAP operation allows users to view data at different levels of granularity?
More Data Warehousing Questions
- Which SQL query will correctly calculate the average salary of employees in each department and group them by department in a table named 'employees'?
- What does "drill-down" operation in OLAP do?
- In a data cube, what does "slice" operation do?
- What is the main purpose of a data mart?
- What is meant by 'cardinality' in data modeling?
- Which of the following is NOT a characteristic of OLAP systems?
- Which OLAP operation rotates the data axes to provide an alternative presentation?
- Which of these is not a typical data warehouse characteristic?
- Which type of OLAP allows analysis of multidimensional data stored in relational databases?
- Which OLAP operation allows drilling down into more detailed data?
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