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Why is the following query NOT valid as a NATURAL JOIN? SELECT customer.first_name, customer.last_name, employee.first_name, employee.last_name FROM customer NATURAL JOIN employee;

Why is the following query NOT valid as a NATURAL JOIN? SELECT customer.first_name, customer.last_name, employee.first_name, employee.last_name FROM customer NATURAL JOIN employee;

Computer Networking: A Top-Down Approach (7th Edition)
Computer Networking: A Top-Down Approach (7th Edition)
7th Edition
ISBN:9780133594140
Author:James Kurose, Keith Ross
Publisher:James Kurose, Keith Ross
Chapter1: Computer Networks And The Internet
Section: Chapter Questions
Problem R1RQ: What is the difference between a host and an end system? List several different types of end...
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Why is the following query NOT valid as a NATURAL JOIN? SELECT customer.first_name, customer.last_name, employee.first_name, employee.last_name FROM customer NATURAL JOIN employee; The tables have a shared column, but their column names are not identical, so a JOIN... ON is needed. O The syntax used for NATURAL JOIN is not correct. O The tables do not have a foreign key relationship. O These two tables do not share any identical columns/fields. https://app.sophia.org/spcc/introduction-to-relational-databases-milestone-2-1/1/11711 85°F Sunny Q W -
Transcribed Image Text:Why is the following query NOT valid as a NATURAL JOIN? SELECT customer.first_name, customer.last_name, employee.first_name, employee.last_name FROM customer NATURAL JOIN employee; The tables have a shared column, but their column names are not identical, so a JOIN... ON is needed. O The syntax used for NATURAL JOIN is not correct. O The tables do not have a foreign key relationship. O These two tables do not share any identical columns/fields. https://app.sophia.org/spcc/introduction-to-relational-databases-milestone-2-1/1/11711 85°F Sunny Q W -
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