Skillset can help you prepare! Sign up for your free Skillset account and take the first steps towards your certification.
Which of these data integrity statements would NOT be included in the descriptors of referential integrity?
Every foreign key and a secondary table will match the primary key in the parent table
Every attribute value is consistent with a natural data type
Every tuple has a unique secondary code
Every tuple has a unique primary key which is not null
The correct response is every tuple has a unique secondary code. That statement is incorrect. Descriptors of referential integrity include every foreign key and a secondary table will match the primary key in the parent table. Every attribute value is consistent with a natural data type and every tuple has a unique primary key which is not null.
Train with Skillset and pass your certification exam. Faster. Guaranteed.
Study thousands of practice questions that organized by skills and ranked by difficulty.
Create a tailored training plan based on the knowledge you already possess.
Know when you’re ready for the high-stakes exam. Have the confidence that you will pass on your first attempt.