Test your foreign key constraint by adding a row to the owners table and then add a row to the dogs table with the same owner_name value.
Test your foreign key constraint by adding a row to the owners table and then add a row to the dogs table with the same owner_name value.
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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Got the first two, just need help with #3.
- Create a primary key constraint on the owner column in the owners table and make the owner_name column the primary key. This must be done before a foreign key constraint can be created on the dogs table.
- Create a foreign key constraint on the dogs table. The dogs table will reference the owners table through the owner_name column (a foreign key/exported key for the owner_name column in the dogs table.)
- Test your foreign key constraint by adding a row to the owners table and then add a row to the dogs table with the same owner_name value.
Subject: MySQL
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