Mongo Cheatsheet - sdurbin1/safe-rest GitHub Wiki
Backup database:
mongodump --out data/latest/ --db safe
Drop collection:
db.collection.drop()
Drop database:
use safe
db.dropDatabase()
Get rid of a field from a collection (ex, removing AnalyticParams from Analytics):
db.analytics.update({},{$unset: {analyticParams:1}},false,true)