Question: Normalize the following schema, with given constraints, to 4NF. books(accessionno, isbn, title, author, publisher) users(userid, name, deptid, deptname) accessionno isbn isbn title isbn

Normalize the following schema, with given constraints, to 4NF.

books(accessionno, isbn, title, author, publisher)
users(userid, name, deptid, deptname)
accessionno → isbn
isbn → title
isbn → publisher
isbn →→ author
userid → name
userid → deptid
deptid → deptname

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