freeCodeCamp/curriculum/challenges/chinese/07-scientific-computing-with-python/python-for-everybody/relational-databases-join-operation.md

id, challengeType, videoId

id	challengeType	videoId
5e7b9f180b6c005b0e76f08f	11	jvDw3D9GKac

--question--

--text--

When using a JOIN clause in an SQL statement, what does ON do?

--answers--

It indicates what tables to perform the JOIN on.

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It specifies the fields to use for the JOIN.

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It indicates how the two tables are to be joined.

--video-solution--

3

--hints--

--solutions--