ER Diagram For Web Intelligence Document Structure

Just came across awsome article written by Dave Rathbun for the beginner and especially if they come from a spreadsheet background where everything is right up in front.

 The overall structure of a document looks like this:

Document -< Report -o< Block -< Cell
                   -o< Cell


Here is Entity – Relationship Diagram for the various document components to help clarify how things work together

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