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freeCodeCamp/curriculum/challenges/english/07-scientific-computing-with-python/python-for-everybody/representing-relationships-in-a-relational-database.md
miyaliu666 3ea2fe4f77 feat(i18n,curriculum): add Bilibili ids for Chinese (#43564) 
Co-authored-by: Kristofer Koishigawa <scissorsneedfoodtoo@gmail.com>
Co-authored-by: Oliver Eyton-Williams <ojeytonwilliams@gmail.com>
2021-10-01 09:54:12 +05:30

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id, title, challengeType, videoId, bilibiliIds, dashedName
id title challengeType videoId bilibiliIds dashedName
5e7b9f180b6c005b0e76f08d Representing Relationships in a Relational Database 11 -orenCNdC2Q
aid bvid cid
931953070 BV1FM4y1N7hc 377532529
representing-relationships-in-a-relational-database

--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.

--video-solution--

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