MongoDB equivalent of SQL "OR"

Posted by Matt on Stack Overflow See other posts from Stack Overflow or by Matt
Published on 2010-06-14T14:36:26Z Indexed on 2010/06/14 14:52 UTC
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sql

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mongodb

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nosql

So, MongoDB defaults to "AND" when finding records. For example:

db.users.find({age: {'$gte': 30}, {'$lte': 40}});

The above query finds users >= 30 AND <= 40 years old.

How would I find users <= 30 OR >= 40 years old?

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