1. Add and verify the user
> Use admin> Db.adduser ("Zjx", "Tsjianxin") #添加用户
> Db.auth ("Zjx", "Tsjianxin")
These add users to the previous version of 2.6, and the 2.6 release adds the user and gives permission: View source print?
1
Use admin
2
Db.createuser ({User: "root", pwd: "Root", Roles:[{role: "ReadWrite", DB: "Admin"}]})
2. View existing users
After the manual library is completed, the database defaults to the following accounts (ORACLE 11.2.0.4): Manual Library Step Reference: http://blog.csdn.net/q947817003/article/details/16337611Sql> Show UserUSER is "SYSTEM"Sql> select Username,account_status from Dba_users;USERNAME Account_status------------------------------ --------------------------------SYS OPENSYSTEM OPENOutln Expired LOCKEDAppqossys Expired LOCKEDDbsnmp Expired LOCKEDDIP Expired LOCKEDORACLE_OCM Expired LOCKEDWhen you
Add Users:Use AddUser username create, need super privilege, can get temporary permission with sudo sudo adduser username, enter the password, fill in the information, confirm the creation.View the user list with VI/ETC/PASSWDPXL:X:1001:1001 's pxl is the user name, X is the password, the first 1001 is the user ID, and the second 1001 is the group ID.Viewing user groups with Vi/etc/groupPXL:X:1001 's pxl is the user name, X is the password, and 1001 is the group ID.To delete a user:Using Userdel
Typically, as a deployment script for an application, the first task that starts is to create a dedicated (dedicated) user and user group for the current app. This script is very easy. Here is a sample of references:#!/bin/shuser=test_usergroup=test_group#create group if not existsegrep "^ $group"/etc/group >/dev/nullif [$?- NE 0]then groupadd $groupfi #create user if not existsegrep "^ $user"/etc/passwd >/dev/nullif [$?-ne 0]the n useradd-g $group $userfiFor the user to join, we can also
Article Title: Talk about the relationship between the local mail user and the virtual Mail User. Linux is a technology channel of the IT lab in China. Includes basic categories such as desktop applications, Linux system management, kernel research, embedded systems, and open source.
After using a virtual user in the mail system, you need to consider how to deal with the relationship between the local user of the mail server's host and the virtual user of the mail server itself.
1. Analyze
Http://www.centoscn.com/CentOS/config/2014/0810/3471.html
1, add users, first with the AddUser command to add an ordinary user, the command is as follows:#adduser Tommy//Add a user named Tommy#passwd Tommy//Change PasswordChanging password for user Tommy.New UNIX Password://Enter password hereRetype new UNIX Password://re-enter passwordPasswd:all authentication tokens updated successfully. 2. Give root permission Method One: Modify the/etc/sudoers f
Article Description: User Research Ideas Overview: Taobao SNS "sharing" as an example.
Sudden incident:
This August, crazy in micro-blogging on the point opened an advertising link, found that some beauty brand of things cost-effective, so the successful purchase. This is my first deal on SNS website, get the favorite skin care products, suddenly found: I actually did not "my Taobao" "friend Dynamic" in the click of someone to share things, let alone buy. So, with this research.
Fir
It is reported that, according to the operating data released by the three major domestic operators in July, as of the end of 0.159 billion, the number of 3G users in China reached.
At the same time, the growth of 3G users slowed down significantly. The net increase of 3G users by the three major operators in April was no more than 3 million. Both China Telecom
In the afternoon, we will talk to our users through the phone to let the designers participate and hear how the users spoke about our app. This is one of our daily work. In the morning, we will view nearly a thousand user feedbacks in the background, especially after the release of the new version, which is particularly important for the product. Every day, you can contact
Linux System is a multi-user multi-tasking time-sharing system, any user who wants to use system resources must first request an account from the system administrator and then enter the system as this account. On the one hand, the user's account can help the system administrator to track the users who use the system and control their access to system resources, and on the other hand can help users organize
Now the Web development has entered the era of 2.0, that is, a shared, interactive era, you do not see Sina Weibo, Renren, alumni network of these large-scale interactive website platform in today is how fiery, visible, interactive, shared site is the user's expectations, favorite. It is easier said than done, to achieve the same as Sina Weibo interaction is not an easy thing, it needs a lot of money and time, this is our small webmaster can not afford. Therefore, the author here according to th
Article Description: the direct goal of user guidance is to help users better use products, the ultimate goal is to enhance customer satisfaction. Although, in most cases, we can use reasonable design, as much as possible to simplify the function, so that users without guidance and help, you can complete the necessary tasks. But in fact, the limitations of mobile phone products and the pursuit of powerful f
How to verify the real existence of users' mailboxes in the member system and the member users' mailboxes
When developing a website, we need to check and verify the email address registered by the user, and whether the email address entered by the user is a valid email address.
Let's start with the database. Modify the user table so that users can enter email fie
the semicolon end//permissions and Roles Oracle has two types of user rights: System permissions: Allows users to perform certain database operations, such as creating tablespaces. Object permissions: Allows a user to perform specific actions on a particular object, such as a table, view, sequence. Because of the many permissions, when users are getting more and more, setting permissions on different
New users talk about Linux, new users linux
Directory:
What is Linux?
Differences between Linux and UNIX
Comparison between Linux and Windows
What is the Linux release?
Linux application field
Linux version Selection
How to Learn Linux?
Linux System Configuration
Differences between Package Manager installation and source code Installation
Common Linux commands
Package dependency problems
Linux Storage Syst
Matches the coincidence between the csdn user database and the official user, and filters out overlapping users. Process: 1. the user database obtained from csdn is imported to the local trial editplus. the system prompts that the memory is insufficient and there is no way to solve the problem. my colleague checked it in linux. The basic format is as follows: User name process:
1. obtain the csdn user database and import it locally
After trying editpl
crypt (3). The default isTo disable the account.
It means that the password you entered is encrypted using the crypt command. This account is disabled by default.
Question 3: Are adduser and useradd the same? The functions seem similar. Why are these two commands compiled?
If adduser exists in the/usr/sbin/directory, run the ll/usr/sbin/adduser command to find the following:Lrwxrwxrwx1 root 1 root 7 Aut 6 20:46/usr/sbin/adduser-> useradd
A: This indicates that adduser is only a symbolic link of
1. Linux is a multi-user, multi-task operating system, including user accounts and group accounts.Subdivide user accounts (ordinary user accounts, super user accounts) in addition to the user accounts that think there are also group accounts. The so-called group accounts are the collection of user accounts. There are two types of centos groups: private group and standard group, when creating a new user, if the user's group is not specified, centos creates a private group that is the same as the
Http://www.yzswyl.cn/blread-1444.html
Note: users are added for database operations.1. Go to the database use dbname2. Adding User Permissions to the current database is for the current data1. Add and verify users> Use admin> Db. addUser ("zjx", "tsjianxin ")> Db. auth ("zjx", "tsjianxin ")2. view existing users> Db. system.
Centos adds general users and users in the wheel group 2009-12-1612: 56 [1] system logon and exitSamplelogin: root users use the root user to log on to the system and enter the root user name.Password: keystore enter the root Password set during installation.[Root @ sample ~] # Successfully logged on as the root user. The prompt is "#". If a user logs on successf
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