Answered step by step
Verified Expert Solution
Question
1 Approved Answer
Which of the following statements about the relational model are true? Select all that apply. Group of answer choices Every relation must have a primary
Which of the following statements about the relational model are true? Select all that apply. Group of answer choices Every relation must have a primary key Two relations can have the same set of attributes If a relation has two keys, the choice of which one is the primary key and which one is the candidate key can impact the uniqueness constraints Every relation must have a foreign key
Which of the following statements about the relational model are true? Select all that apply.
Group of answer choices
Every relation must have a primary key
Two relations can have the same set of attributes
If a relation has two keys, the choice of which one is the primary key and which one is the candidate key can impact the uniqueness constraints
Every relation must have a foreign key
Step by Step Solution
There are 3 Steps involved in it
Step: 1
Get Instant Access with AI-Powered Solutions
See step-by-step solutions with expert insights and AI powered tools for academic success
Step: 2
Step: 3
Ace Your Homework with AI
Get the answers you need in no time with our AI-driven, step-by-step assistance
Get Started