English, asked by vshkavitha1986, 2 months ago

pls say answer for this ​

Attachments:

Answers

Answered by yendavasudhagmailcom
1

Explanation:

A foreign key joins a table to another table by referencing its primary key. A foreign key constraint specifies that the key can only contain values that are in the referenced primary key, and thus ensures the referential integrity of data that is joined on the two keys

Similar questions