mongodb基础操作

• 创建用户

 db.createUser({"user":"content", "pwd":"conTentR6G", roles:[{"role":"readWrite","db":"content"}, { "role" : "dbAdmin", "db" : "content" }]});

• 链接库

mongo localhost:27017/dbname -u "wu" -p "jp123"

• 导出mongodb库数据

mongodump -h localhost:27017 -d dbname -o output.txt -u=user -p="password"

• 导入库

mongorestore -h localhost:27017 -d dbname  output.txt -u=user -p=password --authenticationDatabase admin