Question: Different schemas should not have constraints with the same name: The privilege REFERENCE can be used to reference a named table in a FOREIGN KEY
Different schemas should not have constraints with the same name:
The privilege REFERENCE can be used to reference a named table in a FOREIGN KEY
constraint:
The degree of a quaternary relationship is :
A derived attribute should not be stored in the database:
The participation constraint does not apply to a shared subclass:
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