Details
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Improvement
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Resolution: Done
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Trivial - P5
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None
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None
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Description
There is an error in the last example of the Reference Cards section 'Mapping SQL to MongoDB'
db.users.aggregate( [
{$project: {“how_old”:“$age”}}
])
I think It should be:
db.users.aggregate( [
{$project: {“how_old”:“$age”, _id : 0 }}
])
Regards,
Juan