Monogdb useful commonds

monogdb commands

Service
sudo status mongodb   //tell status of mongodb start or stop
sudo service mongodb restart | stop | start
 
Config
#bind_ip = 127.0.0.1 //comment it which so anyone can connect using mongo client

//copy db from one host to another host or in host
db.copyDatabase('from_db', 'to_db', 'from_hostname', 'username', 'password');  

//find region_tags not empty
db.finders.find({"location.region_tags":{$not: {$size: 0}}},{_id:1,slug:1,title:1,slug:1,'location.region':1,'location.region_tags':1}).limit(1000)

######################  MONGO BACKUP  ######################
For a full DB restore:

mongorestore --drop -d db dump/db

mongodump -d pets -o petsbackup

mongodump -h domain:27017 -d talentx talentxbk/talent
mongorestore -h domain:27017 -d talentx talentxbk/talentx 

mongorestore -h domain:27017 --drop -d talentx talentxbk/talentx 

 mongorestore -h domain:27017 -c reviews_copy -d db dump/db/reviews_copy.bson

db.copyDatabase('db1', 'db2')