简介
MongoDB 是一个介于关系数据库和非关系数据库之间的产品,是非关系数据库当中功能最丰富,最像关系数据库的。他支持的数据结构非常松散,是类似json的bson格式,因此可以存储比较复杂的数据类型。Mongo最大的特点是他支持的查询语言非常强大,其语法有点类似于面向对象的查询语言,几乎可以实现类似关系数据库单表查询的绝大部分功能,而且还支持对数据建立索引。
Packages包说明
MongoDB官方源中包含以下几个依赖包:
mongodb-org: MongoDB元数据包,安装时自动安装下面四个组件包:
- mongodb-org-server: 包含MongoDB守护进程和相关的配置和初始化脚本。
- mongodb-org-mongos: 包含mongos的守护进程。
- mongodb-org-shell: 包含mongo shell。
- mongodb-org-tools: 包含MongoDB的工具: mongoimport, bsondump, mongodump, mongoexport, mongofiles, mongooplog, mongoperf, mongorestore, mongostat, and mongotop。
安装MongoDB3.4社区版
--配置MongoDB的yum源
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- vim /etc/yum.repos.d/mongodb-org-3.4.repo
--添加以下内容:
- [mongodb-org-3.4]
- name=MongoDB Repository
- baseurl=https://repo.mongodb.org/yum/redhat/$releasever/mongodb-org/3.4/x86_64/
- gpgcheck=1
- enabled=1
- gpgkey=https://www.mongodb.org/static/pgp/server-3.4.asc
-- 安装MongoDB
- [root@metis ~]# yum -y install mongodb-org
- [root@metis ~]# yum -y install mongodb-org
- Loaded plugins: fastestmirror
- base | 3.6 kB 00:00:00
- extras | 3.4 kB 00:00:00
- mongodb-org-3.4 | 2.4 kB 00:00:00
- updates | 3.4 kB 00:00:00
- mongodb-org-3.4/7/primary_db | 8.5 kB 00:00:04
- Loading mirror speeds from cached hostfile
- * base: mirrors.nwsuaf.edu.cn
- * extras: mirrors.nwsuaf.edu.cn
- * updates: ftp.sjtu.edu.cn
- Resolving Dependencies
- --> Running transaction check
- ---> Package mongodb-org.x86_64 0:3.4.0-1.el7 will be installed
- --> Processing Dependency: mongodb-org-tools = 3.4.0 for package: mongodb-org-3.4.0-1.el7.x86_64
- --> Processing Dependency: mongodb-org-shell = 3.4.0 for package: mongodb-org-3.4.0-1.el7.x86_64
- --> Processing Dependency: mongodb-org-server = 3.4.0 for package: mongodb-org-3.4.0-1.el7.x86_64
- --> Processing Dependency: mongodb-org-mongos = 3.4.0 for package: mongodb-org-3.4.0-1.el7.x86_64
- --> Running transaction check
- ---> Package mongodb-org-mongos.x86_64 0:3.4.0-1.el7 will be installed
- ---> Package mongodb-org-server.x86_64 0:3.4.0-1.el7 will be installed
- ---> Package mongodb-org-shell.x86_64 0:3.4.0-1.el7 will be installed
- ---> Package mongodb-org-tools.x86_64 0:3.4.0-1.el7 will be installed
- --> Finished Dependency Resolution
- Dependencies Resolved
- ========================================================================================================================================================================
- Package Arch Version Repository Size
- ========================================================================================================================================================================
- Installing:
- mongodb-org x86_64 3.4.0-1.el7 mongodb-org-3.4 5.8 k
- Installing for dependencies:
- mongodb-org-mongos x86_64 3.4.0-1.el7 mongodb-org-3.4 12 M
- mongodb-org-server x86_64 3.4.0-1.el7 mongodb-org-3.4 20 M
- mongodb-org-shell x86_64 3.4.0-1.el7 mongodb-org-3.4 11 M
- mongodb-org-tools x86_64 3.4.0-1.el7 mongodb-org-3.4 49 M
- Transaction Summary
- ========================================================================================================================================================================
- Install 1 Package (+4 Dependent packages)
- Total download size: 91 M
- Installed size: 257 M
- Downloading packages:
- warning: /var/cache/yum/x86_64/7/mongodb-org-3.4/packages/mongodb-org-3.4.0-1.el7.x86_64.rpm: Header V3 RSA/SHA1 Signature, key ID a15703c6: NOKEY 95 kB 00:35:48 ETA
- Public key for mongodb-org-3.4.0-1.el7.x86_64.rpm is not installed
- (1/5): mongodb-org-3.4.0-1.el7.x86_64.rpm | 5.8 kB 00:00:06
- (2/5): mongodb-org-mongos-3.4.0-1.el7.x86_64.rpm | 12 MB 00:06:02
- (3/5): mongodb-org-shell-3.4.0-1.el7.x86_64.rpm | 11 MB 00:04:23
- (4/5): mongodb-org-server-3.4.0-1.el7.x86_64.rpm | 20 MB 00:17:17
- (5/5): mongodb-org-tools-3.4.0-1.el7.x86_64.rpm | 49 MB 00:23:47
- ------------------------------------------------------------------------------------------------------------------------------------------------------------------------
- Total 45 kB/s | 91 MB 00:34:13
- Retrieving key from https://www.mongodb.org/static/pgp/server-3.4.asc
- Importing GPG key 0xA15703C6:
- Userid : "MongoDB 3.4 Release Signing Key <[email protected]>"
- Fingerprint: 0c49 f373 0359 a145 1858 5931 bc71 1f9b a157 03c6
- From : https://www.mongodb.org/static/pgp/server-3.4.asc
- Running transaction check
- Running transaction test
- Transaction test succeeded
- Running transaction
- Installing : mongodb-org-server-3.4.0-1.el7.x86_64 1/5
- ln -s '/usr/lib/systemd/system/mongod.service' '/etc/systemd/system/multi-user.target.wants/mongod.service'
- Installing : mongodb-org-tools-3.4.0-1.el7.x86_64 2/5
- Installing : mongodb-org-mongos-3.4.0-1.el7.x86_64 3/5
- Installing : mongodb-org-shell-3.4.0-1.el7.x86_64 4/5
- Installing : mongodb-org-3.4.0-1.el7.x86_64 5/5
- Verifying : mongodb-org-shell-3.4.0-1.el7.x86_64 1/5
- Verifying : mongodb-org-mongos-3.4.0-1.el7.x86_64 2/5
- Verifying : mongodb-org-tools-3.4.0-1.el7.x86_64 3/5
- Verifying : mongodb-org-server-3.4.0-1.el7.x86_64 4/5
- Verifying : mongodb-org-3.4.0-1.el7.x86_64 5/5
- Installed:
- mongodb-org.x86_64 0:3.4.0-1.el7
- Dependency Installed:
- mongodb-org-mongos.x86_64 0:3.4.0-1.el7 mongodb-org-server.x86_64 0:3.4.0-1.el7 mongodb-org-shell.x86_64 0:3.4.0-1.el7 mongodb-org-tools.x86_64 0:3.4.0-1.el7
- Complete!
启动MongoDB
--配置SELinux
方法一:
如果SELinux开启enforcing模式:
- semanage port -a -t mongod_port_t -p tcp 27017
如果禁用SELinux (修改配置文件的方式必须重启系统):
- vim /etc/selinux/config
- SELINUX=disabled
- 或者
- SELINUX=permissive
方法三(setenforce):
- [root@metis ~]# setenforce 0 #不需要重启系统
--启动MongoDB
--配置防火把27017端口号加到例外:
--设置开机启动
- [root@metis ~]# systemctl enable mongod.service
--启动Mongo shell
- [root@metis ~] mongo
--设置mongodb远程访问:
编辑mongod.conf注释bindIp,并重启mongodb.
- [root@metis ~]# vim /etc/mongod.conf
- [root@metis ~]# systemctl restart mongod.service
- [root@metis ~]# systemctl stop mongod.service
--卸载mongodb
- # 删除安装包
- [root@metis ~]# yum erase $(rpm -qa | grep mongodb-org)
- #删除数据目录
- [root@metis ~]# rm -r /var/log/mongodb
- [root@metis ~]# rm -r /var/lib/mongo