switch user

linux command to start to understand (a)

There are Linux commands as root administrator and general user management commands: Root execute command into / sbing and / usr / sbin All users execute commands into the / bin and / usr / bin Linux has a default system comes with user nobody Add us

Oracle's some basic commands

User sys/123qwe, system/qwe123QWE, scott/qwe123QWE Switch user conn username / password Unlock the user alter user username account unlock; Change password alter user username identified by password; Create user create user username identified by pas

linux common commands to learn

linux features 1, free, open source 2, support multi-threaded, multi-user 3, good security 4, memory and file management advantages disadvantages operation is relatively difficult Command line: # Startx --- into the graphical interface # Shutdown-h now --

liunx 5.4 Installing the binary mysql

1. Check and uninstall the previous version: ① Search for the original version, the command: # Rpm-qa | grep mysql (case sensitive, if not on mysql for MySQL) ② will search out the package name of unloading, the command: # rpm-e-nodeps mysql-5 [...]

sql oracle user related

1. View user has the database object Sql Code select object_name from user_objects; 2. View constraint information Sql Code select constraint_name from user_constraints; 3. See the user has the table Sql Code select table_name from user_tables; Or Sql Cod

Common Liunx command (SSH client's own use)

cd / usr / local / tomcat / bin / / switch directory su root / / switch user startup.sh / / start tomcat . / Shutdown.sh / / turn off tomcat kill -9 process ID / / end process tar-zcvf / tmp / etc.tar.gz / etc / / decompression chmod-R 777 / usr / lo

basic knowledge of linux

basic knowledge of linux Use linux more recently, the basics of the relevant record, memo. Copy: cp Into the directory: cd cd .. Create the file: mkdir Move files / rename: mv aaa.xx bbb.xx Extract war: jar-xvf xx.war: Extract: tar-xvf xx.tar Compres

ubuntu install google pinyin input method

ubuntu install google pinyin input method step 1: Set the root account password Enter the command: sudo passwd root When prompted, enter the root account password. step 2: to ensure that the root user access to follow-up operation If not, the system

Introduction to oracle 01

1, after a successful installation into operation during the following DOS interface, the need to start the oracle service. A, into the sql interface: Start - Run - cmd: prompt type sqlplus Enter the correct user name and password B, Start -> All Progr

Oracle 10g database management application and development (II)

Third, after a successful installation into the DOS interface operation During these operations, the need to start the oracle service. A, into the sql interface: Start → Run → cmd: enter sqlplus Enter prompted to enter the correct user name and password.

ORACLE under the DOS operating

1 After the successful installation into operation during the following DOS interface, the need to start the oracle service. Enter the sql interface: Start - Run - cmd: prompt type sqlplus Enter the correct user name and password B, Start -> All P

Oracle database knowledge

After a successful installation into operation during the following DOS interface, the need to start the oracle service. A, into the sql interface: Start - Run - cmd: prompt type sqlplus Enter the correct user name and password B, Start -> All Pro

ORACLE DOS operating mode

ORACLE's DOS operating on a way we detail the whole process of installing ORACLE simplified installation, this section we summarize the Oracle dos mode of operation. 1, after a successful installation into operation during the following DOS inter

Introduction to oracle 9i (primer )----- 2

Oracle frequently used commands (basic level) 1 back into the Oracle command: Run sqlplusw, sqlplus (DOS mode), the program starts, etc. 2 shows the current user show user; 3 Connect command (switch user) conn [ect] username / password @ netServiceNa

ubuntu9 install and use a small note

Today installed ubuntu9.1, virtual machine vm7, all the installation defaults, the installation is complete with Internet access. Try a few commands: sudo passwd root Change the root password, root password during installation because of the unknown,

centos install mysql5

mysql 5.5.9 version of the 32-bit linux version Download: http://dev.mysql.com/get/Downloads/MySQL-5.5/MySQL-5.5.9-1.linux2.6.i386.tar/from/http: / / ftp.jaist.ac.jp / pub / mysql / You can also use wget to download the command line sudo wget-d http://dev

[Reserved] Essbase how Unix / Linux to use ODBC data sources

1 Add the environment variable to the profile file export SHLIB_PATH = / ni/essbase/Hyperion/common/ODBC/Merant/5.2/lib; export ODBCINI = / ni/essbase/Hyperion/common/ODBC/Merant/5.2/odbc.ini; 2-link library files to the system directory / usr / lib

win7 the hard disk to install Ubuntu

Recently, a new cell phone can be used to buy evdo Internet. Office of the net and I opened five per package of 500 MB traffic operations also take effect this month. I currently do not support the win7 evdo Internet-driven. So I severely heart, free

Computer Keyboard Shortcuts

Separately by Windows: show or hide the "Start" menu Windows + BREAK: display the "System Properties" dialog box Windows + D: Show Desktop Windows + M: Minimize all windows Windows + Shift + M: Restore minimized windows Windows + E: Op

commonly used commands oracle DBA

1. View user has the database object select object_name from user_objects; 2. View constraint information select constraint_name from user_constraints; 3. See the user has the table select table_name from user_tables; Or select *from tab; 4. See the

oracle DBA commonly used commands

1 view database objects owned by the user select object_name from user_objects; 2 View constraint information select constraint_name from user_constraints; 3 See table owned by user select table_name from user_tables; Or select *from tab; 4 View user

CentOS install PostgreSQL

Source code download page http://www.postgresql.org/ftp/source/ I chose v8.4.4 wget http://ftp9.us.postgresql.org/pub/mirrors/postgresql/source/v8.4.4/postgresql-8.4.4.tar.gz Extract tar xzvf postgresql-8.4.4.tar.gz Configure the default parameters c

ubuntu linux switch user to root

Be trendy, and I also installed Ubuntu Linux, but installing the software problems encountered point is to get access for the root user, or do not have permission to modify the contents of the file system files. But when I installed the system is onl

linux create user command

Create users, set passwords, change users, delete users: useradd testuser create user testuser passwd testuser User testuser has been created to set a password Note: the newly created user in the / home directory to create a user testuser usermod - h

linux delete the folder (inside the file)

rm-rf file man rm there a way to use / etc / null is also equivalent to the black hole windows in the Recycle Bin! Delete the current directory. Svn directories find.-name "*. svn *" | xargs rm-rf cat / etc / passwd | cut-f 1-d: View all us

Jboss-side in the configuration process using the sqlldr tools

1. Download the Oracle client oracle-xe-client-10.2.0.1-1.0.i386.rpm 2. Install the client to install rpm-i oracle-xe-client-10.2.0.1-1.0.i386.rpm Uninstall rpm-e oracle-xe-client-10.2.0.1-1.0.i386 3. Set the environment variable ./usr/lib/oracle/xe/

ubuntu10.04 Pinyin input method to install google

step 1: set the root account password Enter the command: sudo passwd root According prompted root account password. step 2: to root account permissions to ensure follow-up operation If not, log in with root account Enter the command: su root-p Then e

Suse Enterprise 11 installation of Oracle 11.2 (3)

The next step is to switch to oracle user and then run the installation. According to past experience, only the shell on the su - oracle can run Setup. This time in suse I encountered a problem. This was the second encounter problems installing Probl

Suse Enterprise 11 installed Oracle 11.2 (c)

The next step is to switch to the oracle user and then run the installation. According to past experience, only in the shell on the su - oracle can run the installation program. This time in suse I have a problem. This was the second encounter proble

Switch ------- User and Schema relationships

If we want to know the User and Schema database What is the relationship, we must first look at the database User and Schema in the end is what the concept. In SQL Server2000, due to architecture reasons, User and Schema there is always a layer of hidden

Linux based life (1) system management and maintenance

1. Show the content of the specified working directory ls 2. Shows the current working directory pwd 3. To change the current working directory so cd 4. Display or modify the system time and date date 5. To set the user password passwd 6. To change t

How to install custom Linux kernel [change]

1. Ready 2. Access to source code 3. Unpacking the source code 4. Configuring the kernel 5. To create the kernel 1. Make-kpkg 2. - Append-to-version 3. - Revision 4. Kernel package names 5. Fakeroot 6. Generate the kernel image 6. Installing the kernel im

oracle execution plan

Set the implementation of the plan: set autotrace on; set timing on; Execution time format: Elapsed: 00:00:00.30 小时:分钟:秒:秒/100 Switch User: SQL> connect username/password@yourdb

Linux start learning

The process of creating a text: 1. Vi cui.txt If there are open, not the creation 2. Just open a command mode, type A into the build mode 3. Input is completed, press ESC exit compiled into the command mode 4. To use: w save the file: wq save and exi

In the red hat linux install DB2 v8

Read this post http://bbs2.chinaunix.net/viewthread.php?tid=1410343 mentioned "Many people do not know DB2, DB2 Fixpack the package of the version than the original version and the previous version to be large because, in fact, because to includ

linux delete the folder (inside file) is reproduced

rm-rf file man rm there a way to use / etc / null black hole has the equivalent of windows in the Recycle Bin! Delete the current directory. Svn directories find.-name "*. svn *" | xargs rm-rf cat / etc / passwd | cut-f 1-d: View all users

Oracle Notes 1 - User Management

1. Create a user Syntax: create user username identified by password Note: A.oracle password must begin with the letters B. the newly created user does not have any rights, including the log database. C.oracle user name and password are not case sensitive

Windows shortcut keys

Shortcut keys function Alt + Enter View the properties of the currently selected target Alt + ESC Switch to the previous window operation Alt + F4 Close the current window Print Screen Interception of the current full-screen to the clipboard Alt + Pr ...

Sudo list of Fedora 12

Newly created user is not in the sudo list of Fedora 12. To add a user to sudo list: 1. Switch user to root using su. 2. Execute the following code: echo username ALL = (ALL) ALL>> / etc / sudoers Now user username can use sudo command. Referen ...

Switch user to root ubuntu linux

Considered trendy bar, I also installed Ubuntu Linux, but installing the application software point of the problem encountered is that the user may then change to the root, or do not have permission to modify the file system where the file contents. ...

Linux command _ handwritten

cd catalog jumped into the specified directory pwd is the absolute path; rm-r FileName is deleted; mkdir FileName is to create the file; gedit FileName is the editor; pg, cat, more FileName is read the file comm FileName1 FileName2 are more files; co ...

Replace the default filter spring security

Override the default configuration methods: <security:custom-filter position="alias"/>, position the corresponding alias filter. Correspondence: CHANNEL_FILTER ChannelProcessingFilter CONCURRENT_SESSION_FILTER ConcurrentSessionFilter ...

linux common commands (1)

1, file operations class to copy files: cp <source> <target file> Copy the directory: cp-rp <source> <target file> Moving files / folders, rename: mv <source> <target file> Delete the file: rm filename remove direc ...
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