freeCodeCamp/curriculum/challenges/chinese/07-scientific-computing-wit.../python-for-everybody/relational-databases-join-o...

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---
id: 5e7b9f180b6c005b0e76f08f
challengeType: 11
videoId: 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.
---
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--