Asked by joshy dallas on Jun 17, 2024
Verified
To ensure that there are no duplicate records in a database table, you need to establish a ________.
A) query
B) primary key
C) relationship
D) foreign key
Primary Key
A unique identifier for each record in a database table, which ensures that each entry is distinct from all others.
- Know the significance of primary keys in ensuring data uniqueness and integrity within a database.
Verified Answer
VK
Vista KhosraviJun 18, 2024
Final Answer :
B
Explanation :
A primary key is a unique identifier for each record in a database table, ensuring that there are no duplicate records.
Learning Objectives
- Know the significance of primary keys in ensuring data uniqueness and integrity within a database.