Kizspy | Question: 9 (Choose 1 answer)
What is the foreign key?
A. It is a relational constraint that enforces referential integrity between two tables
B. It is a relational constraint that that ensures the values in a specific column or set of columns are unique across all the rows in a table
C. The key that need to make a data in another table
D. A collection of data that allows to access and use of that data
