Mongodb basic usuage

mongo_u.txt

service mongod start
service mongod stop
service mongod restart



show dbs --->will show all database
use [database name]---->will use the db

db.dropDatabase() ---> will drop database of selected database or else test db is deleted

db.createCollection([collection_name])---->will create a new collection

show collections ----> will show all collection inside the database

db.[collection_name].drop()------>will drop the collection

db.COLLECTION_NAME.insert(document)---->will insert document in collection

db.COLLECTION_NAME.find()---> finding document 
db.COLLECTION_NAME.find().pretty()---->show result in formatted order


>db.COLLECTION_NAME.update(SELECTION_CRITERIA, UPDATED_DATA)-->updating

>db.COLLECTION_NAME.remove(DELLETION_CRITTERIA)-->deleting document