freeCodeCamp/curriculum/challenges/english/07-scientific-computing-with-python/python-for-everybody/representing-relationships-in-a-relational-database.md

id	title	challengeType	videoId
5e7b9f180b6c005b0e76f08d	Representing Relationships in a Relational Database	11	-orenCNdC2Q

Description

Tests

question:
  text: |
    What is a foreign key?    

  answers:
    - |
        A key that is not supposed to be there.        
    - |
        A key that uses non-latin characters.        
    - |
        A number that points to the primary key of an associated row in a different table.        
    - |
        A key that the "real world" might use to look up a row.        
  solution: 3