You are in the midst of building the underlying data model to support a large business intelligence project. This... A surrogate key is a unique identifier for a table, often a simple counter created by developers or database... One of the most important books in our field is William Kent’s, Data and Reality, which was published back... Batman once said, “It’s not who I am underneath, but what I do that defines me.” Can we apply... I recently traveled overseas, and with a combination of flying status on this airline and a bit of luck,... The October issue of The Harvard Business Review declared “data scientist” the Sexiest Job of the 21st Century. After... I recently taught a data modeling basics course to a group of college seniors getting ready to enter the workforce. ... When we create a one-to-many relationship between two entities, we copy the primary key from the entity on the... On a recent consulting assignment, I compared an enterprise data model to a data warehouse data model to a...Blogs
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A surrogate key without an alternate key, can it be?
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Can NoSQL = YesDG?
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