Completing object with its relations and avoiding unnecessary queries in sqlalchemy

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Track title: Puzzle Game 2 Looping

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Chapters
00:00 Question
04:44 Accepted answer (Score 7)
08:30 Answer 2 (Score 4)
10:29 Thank you

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Full question
https://stackoverflow.com/questions/5795...

Answer 1 links:
[Session documentation]: http://www.sqlalchemy.org/docs/orm/sessi...
[sqlalchemy.orm.util.identity_key]: http://www.sqlalchemy.org/docs/orm/mappe...
[Session.refresh()]: http://www.sqlalchemy.org/docs/orm/sessi...

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Tags
#python #sqlalchemy #eagerloading

#avk47