Environment setup mongodb

Catalog

1、 brief introduction

2、 install

3、 Start and stop

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This article focuses on CentOS Installation in environment MongoDB.

1、 brief introduction

MongoDB Is a database based on distributed file storage . from C++ Language writing . For the purpose of Web Applications provide scalable, high-performance data storage solutions .

MongoDB Is a product between relational and non-relational databases , Non-relational databases are the most versatile , Most like a relational database . The data structure it supports is very loose , Is similar to json Of bson Format , Therefore, more complex data types can be stored . The biggest feature is that it supports a very powerful query language , Its syntax is somewhat similar to that of an object-oriented query language , You can almost implement most of the functionality of a relational database single table query , It also supports indexing data .

Official website address ：

https://www.mongodb.com/

2、 install

1、 Install dependency packages

sudo yum install libcurl openssl

2、 download

Official website download address （ Community Edition ）：

https://www.mongodb.com/try/download/community

Select the appropriate version 、 platform 、 package , Download or copy the download link to download .

for example ： download mongodb-linux-x86_64-rhel70-5.0.5.tgz

And upload the downloaded file to the server

Or enter the command directly , Download on the server

wget https://fastdl.mongodb.org/linux/mongodb-linux-x86_64-rhel70-5.0.5.tgz

3、 decompression

tar -zxvf mongodb-linux-x86_64-rhel70-5.0.5.tgz

Decompress and generate mongodb-linux-x86_64-rhel70-5.0.5 Catalog

4、 Move the unzipped package to the specified directory （/usr/local/）, And named it mongodb5

mv mongodb-linux-x86_64-rhel70-5.0.5 /usr/local/mongodb5

5、 Set the environment variable

（1） Modify the configuration file

vim /etc/profile

（2） Fill in the last line （mongodb The file path shall be subject to the actual ）

export PATH=$PATH:/usr/local/mongodb5/bin

（3） Make configuration effective

source /etc/profile

3、 Start and stop

1、 Create a data storage directory （/var/lib/mongodb）, And authorize

sudo mkdir -p /var/lib/mongodb
sudo chown 755 /var/lib/mongodb

2、 Create a directory of log files （/var/log/mongodb）, And authorize

sudo mkdir -p /var/log/mongodb
sudo chown 755 /var/log/mongodb

3、 Start the service

mongod --dbpath /var/lib/mongodb --logpath/var/log/mongodb/mongod.log --fork

4、 Out of Service

Mode one ：

mongod --dbpath /var/lib/mongodb --logpath/var/log/mongodb/mongod.log --shutdown

Mode two ：

Input mongo, Get into mongo Under orders

Enter the following commands in sequence

use admin
db.shutdownServer()
exit