How to you make changes of document properties in MongoDB

mongodb model mongodb-.net-driver nosql

You can execute a mass update. This is how you do it in mongo shell:

db.yourcollection.update({}, {$unset: {description: 1}}, false, true);

Documentation on $unset: http://www.mongodb.org/display/DOCS/Updating#Updating-%24unsetDocumentation on update(): http://www.mongodb.org/display/DOCS/Updating#Updating-update%28%29