扯基巴淡的MONGO查询实例

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> use admin
switched to db admin
> db.createUser({user:“root”,pwd:“pass”,roles:[{role:“userAdminAnyDatabase
”db.createUser({user:“root”,pwd:“pass”,roles:[{role:“userAdminAnyDatabase
”,db:“admin”}],mechanisms:[“SCRAM-SHA-1”]})
2019-07-17T10:59:00.894+0800 E QUERY    [js] SyntaxError: illegal character @(sh
ell):1:20
> db.createUser({user:“root”,pwd:“pass”,roles:[{role:“userAdminAnyDatabase
”db.createUser({user:“root”,pwd:“pass”,roles:[{role:“userAdminAnyDatabase
”,db:“admin”}],mechanisms:[“SCRAM-SHA-1”]})
2019-07-17T10:59:20.478+0800 E QUERY    [js] SyntaxError: illegal character @(sh
ell):1:20
> db.createUser({user:"root",pwd:"pass",roles:[{role:"userAdminAnyDatabase",db:"
admin"}],mechanisms:["SCRAM-SHA-1"]})
Successfully added user: {
        "user" : "root",
        "roles" : [
                {
                        "role" : "userAdminAnyDatabase",
                        "db" : "admin"
                }
        ],
        "mechanisms" : [
                "SCRAM-SHA-1"
        ]
}
> whereis mongod
2019-07-17T11:02:56.375+0800 E QUERY    [js] SyntaxError: missing ; before state
ment @(shell):1:8
> show dbs
admin   0.000GB
config  0.000GB
local   0.000GB
> show users;
{
        "_id" : "admin.root",
        "userId" : UUID("2afa70f7-c5c5-4738-b187-6208d2cdca1c"),
        "user" : "root",
        "db" : "admin",
        "roles" : [
                {
                        "role" : "userAdminAnyDatabase",
                        "db" : "admin"
                }
        ],
        "mechanisms" : [
                "SCRAM-SHA-1"
        ]
}
> db.runoob.insert({"name":"new chapt 1"})
WriteResult({ "nInserted" : 1 })
> show dbs
admin   0.000GB
config  0.000GB
local   0.000GB
> db.admin.insert({"name":"see tomorrow"})
WriteResult({ "nInserted" : 1 })
> show dbs
admin   0.000GB
config  0.000GB
local   0.000GB
> show tables
admin
runoob
system.users
system.version
> select * from admin
2019-07-17T11:15:18.071+0800 E QUERY    [js] SyntaxError: missing ; before state
ment @(shell):1:14
> db.collection.find().pretty()
> db.admin.find().pretty()
{ "_id" : ObjectId("5d2e92a8f50738b56bf09a93"), "name" : "see tomorrow" }
>







创建用户，建表，查询。

基本任务完成。


照着搞吧。
https://www.runoob.com/mongodb/mongodb-query.html