remove property mongodb
db.myCollection.update({}, {$unset: {fieldToRemove:1}} , {multi: true});remove property mongodb
db.myCollection.update({}, {$unset: {fieldToRemove:1}} , {multi: true});mongodb aggregate remove field
{ $project: { "<field1>": 0, "<field2>": 0, ... } } // Return all but the specified fields$removefromset mongodb
> db.collection.update(
... {"StudentName": "John"},
... {$pull: { "StudentHobby": "Cooking"}});
WriteResult({ "nMatched" : 1, "nUpserted" : 0, "nModified" : 1 })Copyright © 2021 Codeinu
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