Question
2)Consider a relation with schema R(A, B, C, D) and FDs AB C, C D, and D A. a) Identify and proof whether the following
2)Consider a relation with schema R(A, B, C, D) and FDs AB C, C D, and D A.
a) Identify and proof whether the following FDs follow from the given FDS. AC D, CD A.
b) What are the keys of R?
c) What are the superkeys for R that are not keys?
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Microsoft Word 365 2022 Beginners Guide A Comprehensive User Guide For Beginners And Seniors With Tips And Tricks To Master Word 365
Authors: Howard J Wall
1st Edition
B0B1MGTGQ5, 979-8829667160
