MongoDB

wikipedia:MongoDB (Feb 2009) is an open-source document-oriented database using a JSON-like documents with schema. Listen by default on port TCP 27017.

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

Features

• Ad-hoc queries
• Indexing
• Sharding
• Replication
• Load balancing
• File storage
• Aggregation
• Server-side JavaScript execution
• Capped collections
• ACID transactions

Binaries

• mongo MongoDB shell
• mongodb
• mongos MongoDB Sharded Cluster Query Router
• mongotop
• mongodump
• mongorestore
• mongoexport
• mongoimport
• mongoreplay
• mongostat
• mongoperf

Editions

• MongoDB Community Server

Releases

• 4.2

Configuration

• /etc/mongod.conf

Commands

• Connect to mongoDB: mongo or mongo --host IP_TO_CONNECT
• List databases: show dbs or 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 mongodb1.example.net --port 37017 --username user --password "pass" --out /opt/backup/mongodump-2011-10-24
• mongod --smallfiles --oplogSize 128 --replSet rs0 --storageEngine=mmapv1
• mongod --smallfiles --oplogSize 128 --replSet rs0 --storageEngine=mmapv1 --bind_ip_all
• db.myCollection.find() or db.myCollection.find().pretty()
• show tables, show collections
• db.users.find({"name": /.*m.*/}) or db.users.find({"name": /m/})
• db.YOUR_COLLETION.find().sort({_id:1}).limit(50);
• mongo --eval "printjson(db.serverStatus())"

Docker

• docker logs mongodb

Customers

• Amadeus

Related terms

• MongoDB Atlas cloud service
• Eliot Horowitz CTO and founder
• Ops Manager
• prometheus-mongodb-exporter
• Rocket.Chat
• GridFS
• MongoDB logs
• MERN stack
• Amazon DynamoDB and AWS DMS
• Collections

Activities

• Read about MongoDB replication capabilities https://docs.mongodb.com/manual/faq/replica-sets/
• Read about MongoDB authentication: https://docs.mongodb.com/manual/core/authentication/ https://stackoverflow.com/questions/4881208/how-to-secure-mongodb-with-username-and-password

See also

• Cassandra
• MongoDB: MongoDB Compass, mongo, mongodump, mongorestore, mongoexport, MongoDB changelog, MongoDB Enterprise Kubernetes Operator, GridFS, MongoDB Atlas, MongoDB replication, Ops Manager, docker logs mongodb, show collections, show dbs, mongo --help
• NoSQL: Graph database, document-oriented database, Couchbase, Amazon DynamoDB, Amazon DocumentDB, MongoDB, FoundationDB
• Databases: Database management, SQL, NoSQL, Wide column, PostgreSQL, MariaDB, MySQL, Derby DB, MongoDB, Cassandra, SQLite, HSQL2, H2, RocksDB, Microsoft SQL Server, DB2, Oracle Database, Memcached, Berkeley DB, Collation, SingleStore, Amazon Aurora, Graph database, Amazon DynamoDB, PrestoDB, Cache hit ratio, ACID, WAL, ARIES, DBMS, OLTP, OLAP, Database Schema, CockroachDB, Tables, Views, Apache Druid, RDMS