Answered: A unique identifier for a data row that…

A unique identifier for a data row that consists of more than one field is commonly called a:a. primary plus keyb. composite primary keyc. foreign keyd. none of the above

Oracle 12c: SQL

3rd Edition

ISBN:9781305251038

Author:Joan Casteel

Publisher:Joan Casteel

Chapter1: Overview Of Database Concepts

Section: Chapter Questions

Problem 14MC: A unique identifier for a data row that consists of more than one field is commonly called...

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Question

A unique identifier for a data row that consists of more than one field is commonly called a:
a. primary plus key
b. composite primary key
c. foreign key
d. none of the above

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