Created
December 29, 2011 08:49
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How to remove deprecated fields in mongo?
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| db.collection.find().forEach(function(x) { | |
| delete x.badField; | |
| db.collection.save(x); | |
| }) |
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| db.collection.update( { field: { $exists: true } }, {$unset: { field : 1 } }, false, true) |
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