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Bokep
- Viewed 85k times34edited Oct 27, 2019 at 0:45
Try this
db.collection.update({ _id : ObjectId("57315ba4846dd82425ca2408")},{ $pull: {"myarray.userId": ObjectId("570ca5e48dbe673802c2d035")}})db.collection.update({ _id : ObjectId("57315ba4846dd82425ca2408")},{ $push: {"myarray": {userId:ObjectId("570ca5e48dbe673802c2d035"),point: 10}})Explination: in the first statment $pull removes the element with userId= ObjectId("570ca5e48dbe673802c2d035") from the array on the document where _id = ObjectId("57315ba4846dd82425ca2408")
In the second one $push inserts this object { userId:ObjectId("570ca5e...
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