NoSQL is a great technology for storing well-structured data.
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Q81: User interaction integration is achieved by creating
Q82: A snowflake schema is usually heavily aggregated.
Q83: An operational data store (ODS) is not
Q84: A fact table holds descriptive data about
Q85: Multidimensional OLAP (MOLAP) tools use variations of
Q87: The grain of a data warehouse indicates
Q88: An operational data store typically holds a
Q89: When a dimension participates in a hierarchy,
Q90: The first requirement for building a user-friendly
Q91: For performance reasons, it may be necessary
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