Alter the USERS table to change the primary key to Email to ensure uniqueness based on email addresses.
Question
Solution 1
To alter the USERS table and change the primary key to Email, you would use the following SQL commands:
Step 1: First, you need to drop the existing primary key. Let's assume the current primary key is UserID.
ALTER TABLE USERS
DROP PRIMARY KEY;
Step 2: Then, you need to add the new pr Knowee AI is a powerful AI-powered study tool designed to help you to solve study problem.
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