lexer · December 29, 2011 08:49
diff --git a/Using mongo shell b/Using mongo shell
 db.collection.find().forEach(function(x) {
  delete x.badField;
  db.collection.save(x);
 })
diff --git a/Using update b/Using update
 db.collection.update( { field: { $exists: true } }, {$unset: { field : 1 } }, false, true)
	db.collection.find().forEach(function(x) {
	delete x.badField;
	db.collection.save(x);
	})