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Download Community Server Version. Download
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set environment path for mongo bin folder
path = C:\Program Files\MongoDB\Server\4.4\bin
- Open command prompt. Run mongo
c:\> mongo
- For Linux, install the mongo server
$ sudo apt-get update
$ sudo apt-get upgrade
$ sudo apt-get install mongodb
// optional : enable auto start server (execute if mongo server don't auto start)
$ sudo systemctl enable mongod
$ sudo systemctl start mongod
$ mongo
// select database
> use db-yikth
// create collection users
> db.createCollection("users")
//
>
//
> db.users.insert({name:"Reshma", age:10, salary:5000})
> db.users.insertMany([{name:"Reshma", age:10, salary:5000}, {name:"Paul", age:10, salary:5000}])
> db.users.find()
// update only 1st record found
> db.users.update({name:"Reshman"}, {$set:{name:"John"}})
// remove all name "John"
> db.users.remove({name:"John"})
// show record with age greater than 10
> db.users.find({age: {$gt:10}})
// show record with age with 10 and 20
> db.users.find({age: {$in:[10, 20]}})
//find salary > 1000 and <5000
> db.users.find({$and:[{salary:{$gt:1000}}, {salary:{$lt:5000}}]})
// limit to 2 records
> db.users.find().limit(2)
// show record sorted by age descending (decreasing)
> db.users.find().sort({"age":-1})