Question
A snowflake schema differs from a star schema mainly because:
More Data Warehousing Questions
- Which type of data warehouse is focused on specific business lines or departments?
- Which OLAP operation summarizes data along a dimension?
- Which of the following is used to maintain information about the structure of a data warehouse?
- In a star schema, what is the main advantage of using surrogate keys in fact tables?
- Which of the following best describes a Data Warehouse?
- Which of the following is NOT a characteristic of OLAP systems?
- ETL stands for:
- What is meant by 'cardinality' in data modeling?
- Which of these is not a typical data warehouse characteristic?
- What is a data mart?
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