+ 1

what do you mean by compound key & composite key in dbms?

A compound key is a key whereby any part of the key is a foreign key. A composite key is made up of elements that may or may not be foreign keys. am I right?

mysql

31st Jan 2018, 1:23 AM

Khondokar Oliullah

1 Resposta

+ 19

when twp or more fields works together to uniquely identify the records of the table then all those fields collectively known as composite key //for compound key , here is a link https://www.sqa.org.uk/e-learning/MDBS01CD/page_18.htm

31st Jan 2018, 2:01 AM

Gaurav Agrawal