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A functional dependency X Y means that X uniquely determines Y. We can apply this principles to ERDs. An identifier of an object determines all

A functional dependency X Y means that X uniquely determines Y. We can apply this principles to ERDs. An identifier of an object determines all the other attributes. Based on this principle, derive all FDs that are embedded in the following ERD.image text in transcribed

RQSTD_DATE CALL NO EMP NAME SUBJ AREA EMP NO EMPLOYEE REQUEST BOOK TITLE PHONE AU_NAME BORROW DUE_DATE

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