Explain the distinctions among the terms primary key, candidate key, and su-perkey.
Question
Explain the distinctions among the terms primary key, candidate key, and su-perkey.
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Solution 1
- Primary Key: A primary key is a special relational database table column (or combination of columns) designated to uniquely identify all table records. It has the unique feature of not having any duplicate values. Once a primary key is defined, you cannot have null or duplicate values. This is th Knowee AI StudyGPT is a powerful AI-powered study tool designed to help you to solve study prob
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