In a database,a ________ is a column or group of columns that identifies a unique row in a table.
A) field
B) record
C) file
D) key

Question

Quizplus · Accepted Answer

In a database, a key is a column or group of columns that uniquely identifies each row in a table. This is important for maintaining the integrity of the data and for efficient searching and sorting of records. Choosing a proper key is essential for creating a well-designed and functional database.

In a Database,a ________ Is a Column or Group of Columns