Answers for "unset mongodb"

13

remove property mongodb

db.myCollection.update({}, {$unset: {fieldToRemove:1}} , {multi: true});
Posted by: Guest on May-25-2020
0

$removefromset mongodb

> db.collection.update(
... {"StudentName": "John"},
... {$pull: { "StudentHobby": "Cooking"}});
WriteResult({ "nMatched" : 1, "nUpserted" : 0, "nModified" : 1 })
Posted by: Guest on August-25-2021

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