A column in one table that references a primary key in another table is known as a __________.
A) secondary key
B) foreign key
C) referential key
D) meta key

Question

Quizplus · Accepted Answer

A foreign key is a column or a set of columns in one table that references the primary key columns of another table. Its main purpose is to maintain referential integrity between the two tables.

A Column in One Table That References a Primary Key