what is primary key? ,foreign key?.....plz don't send any links.... Share with your friends Share 0 Divya Kachchwaha answered this Primary key uniquely identifies record in a table. Foreign key links two databases. 0 View Full Answer Saksham Garg answered this A primary key is a unique value identifies each row in a table while foreign key identifies each column in a table 0 Garvit Bhojak answered this Primary key uniquely identifies record in a table. Foreign key links two databases. 0
