A FOREIGN KEY Constraint Can Only Reference a Column in Another

question 33

Multiple Choice

A FOREIGN KEY constraint can only reference a column in another table that has been assigned a(n) ____ constraint.​

• A) ​NOT NULL
• B) ​UNIQUE
• C) ​CHECK
• D) ​none of the above

Analyze the strategic use of sales promotions in launching and promoting new products.

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Recognize the characteristics and importance of servant leadership.

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Definitions:

Tholos

A tholos is a type of ancient Greek and Roman building characterized by a circular shape, often with a conical or dome-shaped roof.

Etruscan Tombs

Burial sites from the ancient Etruscan civilization, notable for their elaborate designs, wall paintings, and the wealth of artifacts that provide insight into Etruscan life and culture.

Macedonian Tombs

Ancient burial structures from the Macedonian kingdom, showcasing sophisticated architecture and rich decorations reflective of the period's funerary practices.

Cist Graves

Ancient burial sites consisting of small stone-built coffins (cists) laid flat and covered with earth or mounds of stones.