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Data Vault building blocks

In Data Vault modelling, what do hubs, links and satellites hold?

A.Hubs hold raw files, links hold URLs, satellites hold backupsB.Hubs hold aggregates, links hold dashboards, satellites hold logsC.Hubs hold unique business keys, links hold relationships between keys, satellites hold descriptive attributes with load timestampsD.Hubs hold facts, links hold dimensions, satellites hold indexes

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Data Vault building blocks

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