Answers for "remove column from mongodb collection"

remove property mongodb

db.myCollection.update({}, {$unset: {fieldToRemove:1}} , {multi: true});

how to remove field from document in mongodb

=> Use the $unset field update operator to completely remove a field from a document.
{ $unset: { "field_name": "value" } }

=> You can specify multiple fields to remove by separating them with a comma.
{ $unset: { name: "", weight: "" } }