> db.test.insert({"_id" : 123456, "$push" : "foo"})
Tue Sep 25 08:53:46 uncaught exception: field names cannot start with $ [$push]
> db.test.insert({"_id" : 123456})
> db.test.find()
{ "_id" : 123456 }
> db.test.update({"_id" : 123456}, {"$set" : { "$push" : "foo" }})
> db.test.find()
{ "$push" : "foo", "_id" : 123456 }
> db.test.update({}, {"$rename" : {"$push" : "$"}})
> db.test.find()
{ "$" : "foo", "_id" : 123456 }
> db.test.update({}, {"$rename" : "$" : "$$$"}})
> db.test.find()
{ "$$$" : "foo", "_id" : 123456 }
It seems like the same field name validation rules should be enforced on updates for any modifiers.
- is depended on by
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SERVER-6833 Secondary crashes when replicating a document that the primary accepted (with a field name containing a "$")
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- Closed
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- is related to
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SERVER-6399 Refactor update() code
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- Closed
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- related to
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- Closed
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