Question: Database Management Find min and max cardinality both in numbers and symbols for the following queries EXERCISE R1(A, B, C), with foreign integrity constraint between

Database Management

Database Management Find min and max cardinality both in numbers and symbols

Find min and max cardinality both in numbers and symbols for the following queries EXERCISE R1(A, B, C), with foreign integrity constraint between C and R2, and having cardinality N1300 R2(D, E, F),, with foreign integrity constraint between E, F and R3, and having cardinality N2 = 100 R3(G, H, D, having cardinality N3= 200 3. R2 jOINE-GAF-HR3 4. PROJA,B (R1) 5. (R1 JOIN c-DR2) JOIN E-GR3 E-GAF-H R3) jOIN1-BRI Solution Example 7. PROJ B.c (R1) 8. R1 JOIN c DR2 9. R3 JOINRl Ex. Min Max Min Max (symb) (symb) (numb) (numb) N3 200

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