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Science-Related Homework Help Computer Studies Topic started by: mrive3127 on Feb 11, 2019



Title: Which of the following is not true of a MUST constraint?
Post by: mrive3127 on Feb 11, 2019
Which of the following is not true of a MUST constraint?

• It may be needed in ternary relationships to enforce special business rules.

• It can be expressed directly in a relational model.

• It must be enforced by program code.

• It requires that one entity be combined with another entity.


Title: Which of the following is not true of a MUST constraint?
Post by: kwashington67 on Feb 11, 2019
It can be expressed directly in a relational model.


Title: Which of the following is not true of a MUST constraint?
Post by: mrive3127 on Feb 11, 2019
I appreciate what you did here, answered it correctly :D