Consider the following schema: Publisher (name, phone, address), PK: name. Book (ISBN, title, year, published_by, previous_edition), PK:
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Question:
Consider the following schema:
Publisher (name, phone, address), PK: name.
Book (ISBN, title, year, published_by, previous_edition), PK: ISBN, FK: published_by refs Publisher, previous_edition refs Book.
Author (SSN, first_name, last_name, address, income), PK: SSN.
Write(aSSN, bISBN), PK: (aSSN, bISBN), FK: aSSN refs Author, bISBN refs Book.
Author_Editor(aeSSN, works_for), PK: aeSSN, FK: aeSSN refs Author, works_for refs Publisher.
Give relational algebraic expressions or SQL statements for the following plain English language queries based on the above schema.
Provide the SSN of those authors who have coauthored all the books written by Andy Smith.
Related Book For
Database management systems
ISBN: 978-0072465631
3rd edition
Authors: Raghu Ramakrishan, Johannes Gehrke, Scott Selikoff
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