sqlalchemy unique across multiple columns

This video explains
sqlalchemy unique across multiple columns

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Music by Eric Matyas
https://www.soundimage.org
Track title: Over a Mysterious Island

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Chapters
00:00 Question
00:59 Accepted answer (Score 418)
01:54 Answer 2 (Score 42)
02:10 Answer 3 (Score 1)
04:01 Thank you

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Full question
https://stackoverflow.com/questions/1005...

Accepted answer links:
[documentation]: http://docs.sqlalchemy.org/en/latest/cor...
[UniqueConstraint]: http://docs.sqlalchemy.org/en/latest/cor...
[Index]: http://docs.sqlalchemy.org/en/latest/cor...

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Tags
#python #sqlalchemy