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wikipedia:MongoDB is an open-source document-oriented database using a JSON-like documents with schema. Listen by default on port 27017.

  • Installation: brew tap mongodb/brew && brew install mongodb-community@4.2
  • Runnig manually: mongod --config /usr/local/etc/mongod.conf --fork


  • Connect to mongoDB: mongo
  • List database: show databases
  • Connect to a database: use <your_db_name>
  • Backup your_db_name database to a file (--archive): mongodump --archive=test.20150715.archive --db your_db_name
  • Backup database to binary JSON (BSON) files (--out): mongodump --host --port 37017 --username user --password "pass" --out /opt/backup/mongodump-2011-10-24
  • mongod --smallfiles --oplogSize 128 --replSet rs0 --storageEngine=mmapv1
  • db.myCollection.find() or db.myCollection.find().pretty()
  • Eliot Horowitz CTO and founder


See also[edit]