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w3irdrobot/query.js

Created September 22, 2019 01:34
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Get last in Mongo collection and return partial object
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query.js
db.getCollection('collectionName').find().sort({"$natural": -1}).limit(1).map(function(doc) {
var obj = {}
obj["_id"] = doc._id
obj["another_field"] = doc.another_field
return obj
})[0]
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