对于整个集群该角色包含命令操作:applicationMessage、closeAllDatabases、connPoolSync、cpuProfiler、flushRouterConfig、fsync、invalidateUserCache、killAnyCursor (4.0新增)、killAnySession (3.6新增)、killop、logRotate、resync、setParameter、shutdown、touch、unlock。 对于集群中所有的数据库包含命令操作:killCursors、repair...
roles角色,指定角色后就有相应权限,一般在admin里定义角色在其他地方用 db.createUser({ user: "root",pwd: "root",customData:{name:"root"},roles:[{ role: "userAdminAnyDatabase",db: "admin" }]}) db.createUser({ user: "root4",pwd: "root",customData:{name:"root"},roles:[]}) 简版:...
db.commandHelp(name) returns the help for the command db.copyDatabase(fromdb, todb, fromhost) - deprecated db.createCollection(name, {size: ..., capped: ..., max: ...}) db.createView(name, viewOn, [{$operator: {...}}, ...], {viewOptions}) db.createUser(userDocument) db.cu...
cd /usr/local/mongodb && mkdir config && cd configcat<<"EOF">mongodb-27017.confbind_ip = 0.0.0.0#bind_ip_all = true # add in 3.6 和 bind_ip 互斥port = 27017dbpath = /var/lib/mongodb/27017 # 数据目录logpath = /var/log/mongodb_27017.log # 日志目录logappend = truefork = ...
test> use admin switched to db admin #创建超级管理员superuser(也可以是任意用户名)管理所有数据库(必须use admin再去创建,因为超级用户是存放在admin库中的 admin> db.createUser ( {user: "superuser",pwd: "123456",roles: [{role: "root", db: "admin"}]}) { ok: 1 } #验证用户 admin> db...
MongoDB 数据库是一种 NOSQL 数据库,NOSQL 数据库不是这几年才有的,从数据库的初期发展就以及存在了 NOSQL 数据库。数据库之中支持的 SQL 语句是由 IBM 开发出来的,并且最早就应用在了 Oracle 数据库,但是 SQL 语句的使用并不麻烦,就是几个简单的单词:SELECT、FR
You can also click the combo-box at the top to choose from roles in other databases of your MongoDB instance, in case you want your new user to access other databases as well. For our example, we will simply make our new user an administrator of their database and also grant them rea...
1. 添加admin用户 代码语言:javascript 代码运行次数:0 运行 AI代码解释 >use admin;switched to db admin>db.createUser({user:"admin",pwd:"pass",roles:[{role:"readWrite",db:"admin"...},{role:"userAdminAnyDatabase",db:"admin"}]});Successfully added user:{"user":"admin","roles":[{"ro...
一个mongodb实例中所有的databases共享journal文件。 对于write操作而言,首先写入journal日志,然后将数据在内存中修改(mmap),此后后台线程间歇性的将内存中变更的数据flush到底层的data files中,时间间隔为60秒(参见配置项“syncPeriodSecs”);write操作在journal文件中是有序的,为了提升性能,write将会首先写入journal日志的...
admin0.000GB 3 local0.000GB Note thatadminandlocalare databases that are part of every MongoDB cluster. There is no “create” command in the MongoDB Shell. In order to create a database, you will first need to switch the context to a non-existing database using theusecommand: ...