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Type:
Bug
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Resolution: Done
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Priority:
Critical - P2
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Affects Version/s: 2.6.0
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Component/s: Querying
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ALL
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0
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The following query can be executed successfully:
mydb> db.testData.find({"y":{"$exists" : true}}, {"y" : null})
But, swith the places of the criteria:
mydb> db.testData.find({"y" : null},{"y":{"$exists" : true}})
system gives the following error:
error: {
"$err" : "Can't canonicalize query: BadValue Unsupported projection opti
on: y: { $exists: true }",
"code" : 17287
}