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Entity-relationship Diagram | Exercises And Answers Pdf
% Relationship \node[diamond, draw, aspect=2, minimum width=2cm, minimum height=1cm, below=1.2cm of $(student.south)!0.5!(course.south)$] (enroll) ENROLLS; \node[below=0.2cm of enroll, align=center] \tiny enrollment\_date;
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% Optional: show as associative entity? For clarity, many-to-many with attribute. \endtikzpicture \captionERD for University Enrollment (Many-to-Many with attribute) \endfigure \noindent\textitNote: In physical design, ENROLLS becomes a bridge table containing student\_ID, course\_code, and enrollment\_date. entity-relationship diagram exercises and answers pdf
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