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assigment 2 - Two Entity-Relationship Diagrams
DwardEE
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Aug 20, 2025
DwardEE
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Great work on the questions and diagrams.
Your SQL file looks great too. No issues with any of the questions. A small improvement may be for your Cross Join works conceptually, but if vendor_inventory has multiple price rows per product, consider pre-agregating to one row per (vendor, product) before the cross to avoid double counting.
But overall very solid submission,
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