Question
Which type of schema normalizes dimension tables into multiple related tables?
More Data Warehousing Questions
- Which SQL clause is used to summarize data?
- Which OLAP operation allows drilling down into more detailed data?
- In the context of a relational database, which of the following is NOT a characteristic of a candidate key?
- Which of these is NOT an ensemble method?
- In a snowflake schema of a data warehouse, which of the following consequences is most likely as a result of normalization of dimension tables?
- A star schema in a data warehouse consists of:
- A data cube allows analysis by:
- Which SQL query will correctly calculate the average salary of employees in each department and group them by department in a table named 'employees'?
- Which of the following commands is part of the Transaction Control Language (TCL) in SQL?
- Which process ensures data in a data warehouse is consistent and clean?
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