Question: What is a primary key? Why is a primary key required for proper database design? Describe the shorthand representation of the structure of a relational

 What is a primary key? Why is a primary key required
for proper database design? Describe the shorthand representation of the structure of

What is a primary key? Why is a primary key required for proper database design? Describe the shorthand representation of the structure of a relational database. Why is it imporfant to be able to represent the structure of a database in a shorthand fashion

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