Centos7上yum安装mongodb(安装epel中的版本可能会比较老)

yum install epel-release

搜索mongodb-server

安装mongodb

yum install mongodb-server.x86_64

配置mongodb

vim /etc/mongod.conf
修改为0.0.0.0 允许所以ip服务!

启动mongodb

systemctl start mongod

成功

创建角色：
use oa
show users
db.createUser({user: "root",pwd: "123456",roles: [ { role: "dbOwner", db: "oa" } ]})