txd2k3 txd2k3
  • 19-05-2023
  • Computers and Technology
contestada

6/ Xét lược đồ quan hệ và tập phụ thuộc dữ liệu:
Q(C,T,H,R,S,G)
f={ f1: C T; f2: HR C; f3: HT R;
f4: CS G; f5: HS R}

Tìm phủ tối thiểu của F

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