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The true value of using a solution manual lies in developing engineering intuition. When you compare your raw solutions to the manual's optimized answers, you are doing more than grading your work—you are auditing your architectural logic.

"The table has a transitive dependency that 3NF allows, provided the key is preserved," Lucas said clearly. "However, it violates BCNF because the determinant on the left side of the dependency is not a candidate key. This leads to redundancy that 3NF doesn't catch. We need to decompose it further." elmasri navathe database system solution manual better