What is the definition of a composite (or compound) primary key? SELECT ONLY ONE ANSWER. A) A field used to determine if a record belongs in a database B) A field used to define the name of an object C)Two or more fields that combine to form a primary key D)Two fields that are used to join tables in a query

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A: Here is the solution;

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A: The question has been solved in step2

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Q: is the number of attributes/fields in a relation. a. Degree b. Cardinality O c. Tuple d. Row

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A: There is only one error in the above code and that is the ALTER TABLE command on the address table.…

Q: How does a foreign key constraint assist in maintaining referential integrity within a database?

A: A foreign key is an important idea in a type of computer system that manages data tables. It helps…

Q: . A relational database developer refers to a record as a. a criteria b. a relation c. a tuple d. an…

A: c) a tuple

Q: What distinguishes a primary key from a candidate key or a superkey?

A: Distinguishing between the words primary key, candidate key, and super key

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