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cd /usr/local
rz -be 选择：
tar zxvf mongodb-linux-x86_64-rhel80-4.2.24.tgz -C /usr/local/
mv mongodb-linux-x86_64-rhel80-4.2.24 mongodb
rm -rf mongodb-linux-x86_64-rhel80-4.2.24.tgz
#添加环境变量
vi /etc/profile
export PATH=/usr/local/mongodb/bin:$PATH
#生效
source /etc/profile
# 创建文件
cd /usr/local/mongodb
touch mongodb.conf
mkdir db
mkdir log
cd log
touch mongodb.log
#设置文件夹权限
cd /usr/local/mongodb
chmod 777 db
chmod 777 log
# 启动MongoDB
/usr/local/mongodb/bin/mongod --dbpath /usr/local/mongodb/db --bind_ip 0.0.0.0 --port 27017 --fork --journal --logpath /usr/local/mongodb/log/mongod.log --logappend --noauth --directoryperdb
yum install net-tools -y
netstat -lanp | grep "27017"
mongo #进入MongoDB控制台
show dbs #查看默认数据库
use admin #切换到admin数据库
exit #退出MongoDB控制台
# 关闭数据库
/usr/local/mongodb/bin/mongod --shutdown --dbpath /usr/local/mongodb/db
# 常用维护命令
https://blog.csdn.net/Waldocsdn/article/details/130155631
#mongodb如何设置用户名和密码
https://www.cnblogs.com/knighterrant/p/17823322.html
# 备份数据库
https://mp.weixin.qq.com/s?__biz=MjM5NTcxMTE2Nw==&mid=2653126118&idx=2&sn=d7c3fa8bc119856dae3d66de09067ab8&chksm=bd238c368a5405209c9b9e5409afe31a39c3774b09312164822933734639eefd0289e74e5a48&scene=27
mongodump
