[Linux] MongoDB 설치

[Linux] MongoDB 설치

작성일자 : 2018년 08월 23일

환경 : CentOS 6.6 / MongoDB 4..0.1

 

1. Repo 생성

$ vi /etc/yum.repos.d/mongodb.repo  .. [MongoDB] name=MongoDB Repository baseurl=http://repo.mongodb.org/yum/redhat/$releasever/mongodb-org/4.0/x86_64/ gpgcheck=0 enabled=1  ..

 

2. 설치

$ yum install mongodb-org

 

3. 실행

$ /etc/init.d/mongod start

 

++

Collection == Table

Document == 행

비교

Insert

SQL : INSERT INTO table ("idx","item") VALUES("1","test")

Mongo DB : db.table.insert({_id:"1",item:"test"})

Select

SQL : SELECT * FROM table WHERE idx="1"

Mongo DB : db.table.find({_id:"1"})

Update

SQL : UPDATE table SET item="test2" where idx="1"

Mongo DB : db.table.update( {_id:"1"}, {$set :{ city:"test2" } } )

Delete

SQL : DELETE FROM table WHERE idx="1"

Mongo DB : db.table.remove({_id:"1"})

부팅 시 자동시작 설정 : chkconfig mongod on

실행 : /etc/init.d/mongod start

Ex )      

$ mongo

> use mydb;

> db.test.save( { a: 1 } )

> db.test.find()

  { "_id" : ObjectId("54fc2a4c71b56443ced99ba2"), "a" : 1 }