One of the most frequently asked questions I have received this past year during my data modeling classes is "What's a good mapping tool?"

That is, what software tool would I recommend for capturing and displaying how a logical attribute is represented in one or more physical columns, or how a structure on a project data model "connects" to a structure on an enterprise data model, or how an entity on a conceptual data model maps to one or more entities on a logical data model?

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