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user username password expire; --forcing the user to change the passwordAlter user username identified by password; --Change user passwordAlter user username identified by value password; --Change the user password (directly changing the encrypted value). Identity authentication Method: Compare user name and password Operating system Certification Password file authentication (1) Operating system and password file authenticationTo enable operating
Oracle 11G 64-bit automatic restart and shutdown commands in RHEL (Red Hat Enterprise Linux, the same below) 5.5 64-bit:
Log On As an oracle user and enter:
VI/etc/init. d/Oracle
On the Edit page, add the following content: (assume that the Oracle main directory is/u01
After installing the OEM grid control 11g, reinstall the agent on a monitoring server and the agent will not be able to work. The error "EMD upload error: uploadXMLFiles skipped" will be reported during the emctl upload check ". As follows:
[Oracle @ codb2 ~] $ Emctl upload
Oracle Enterprise Manager 11g Release 1 Grid
Running Oracle 11g root.sh script ... The following environment variables isSet as: Oracle_owner=Oracle Oracle_home=/opt/oracle/product/Orahomeenter the full pathname of the Local bin directory: [/usr/local/bin]: Here enter Copying Dbhome to/usr/local/bin ... Copying oraenv to/usr/local/bin ... Copying coraenv to/usr
New Features of Oracle 11g: User rename
Oracle Data is constantly changing during project development. Therefore, we need to regularly import the development database to the test database. The common practice is "trilogy :"
1. Export data from exp in the Development Library
2. Delete the Test Database User
3. Use imp to import exported data to the Test Database
T
Install Oracle 11g in RedHat Linux 6.0
Steps for installing Oracle in Linux
Preparations before installation
Transmit oracle to the root directory through ssh (this installation is under VMware)
Installation Package for Linux for Oracle
The source of this article, in order to facilitate direct copy over. If there is infringement, please inform, thank youhttp://blog.csdn.net/chiclewu/article/details/14646687An Oracle 11g 64-bit version was installed in the virtual machine today, and when connected with PL/SQL developer, it was found that there was no database connection to TNS.It is considered that the PL/SQL developer does not recognize th
is completecan use Sqlplus to test, the new Open a command window, enter the Sqlplus, and then enter the user name and password, you can test, here do not do too much introduction.Configuring monitoring and local network services1) in Oracle User's graphical interface Oracle user, the new terminal is opened, the input command NETCA will pop up the following interface.2) Create a listening service (acting a
, Oracle. All rights reserved.Connect:Oracle Database 11g Enterprise Edition Release 11.1.0.6.0-64bit ProductionWith the Partitioning, Real Application Clusters, OLAP, Data MiningAnd Real Application Testing optionsSQL> shutdown the immediate database has been disabled. The database has been detached.The ORACLE routine has been disabled.SQL> startupThe
Oracle 11g Client Configuration
First download a few compressed packages from Otn
Download the address: http://www.oracle.com/technology/software/tech/oci/instantclient/index.html
Then depending on your platform, choose a different download, I was installed under Rhel5, so I chose the Linux x86 and downloaded the following 2 packages:The Instantclient-basic-linux32-11.1.0.7.zip Basic package provides suppor
Why cannot I enable ADG for Oracle 11g slave database?
Today, we have encountered a strange problem, but there is an essential cause and effect behind the strange phenomenon.During an Environment check in the afternoon, it was found that the standby database was in the mount stage. This was a 11gR2 database, and it was a waste of time without ADG. I felt too much to do this.So I tried to start the open stag
CentOS Installation Oracle 11g R2Lab Environment:Linux server operating system: CentOS 5.5 32-bit (note: Please separate partition/data for installation of Oracle database during system installation)Linux Server IP Address: 192.168.32.130Oracle Database version: Linux_11gr2_databaseWindows Client system: Windows XpSpecific operation:First, install X windowYum gro
Install Oracle 11G Release 2 (11.2) on Centos Linux 7This article presents what to install the Oracle 11G on Centos Linux 7.read following article How to install CentOS Linux 7:install CentOS Linux 7
(for comfort set 2G memory for your vsan before proceeding with Oracle
This article mainly describes which services are Oracle 11g must be opened and detailed introduction of these services, the need for friends can refer to the followingAfter successfully installing the Oracle 11g database, you will find that your computer is running slower, that your computer is running faster with a lo
Oracle 11g client Configuration
First download several compressed packages from OTN
For: http://www.oracle.com/technology/software/tech/oci/instantclient/index.html
Then select different downloads based on your platform. I installed them in rhel5, so I chose Linux x86 and downloaded the following two packages:
Instantclient-basic-linux32-11.1.0.7.zip basic package that provides OCI, occi and JDBC-OC
/yum.repos.dMV Centos-base.repo Centos-base.repo.bakwget Http://mirrors.163.com/.help/CentOS-Base-163.repo or wget Http://mirrors.sohu.com/help/CentOS-Base-sohu.repoRun the Yum Makecache build cache4 Console page Some of the text on the button is garbled solution (such as login screen: Login button) Workaround: EM garbled is caused by Java, the EM button is generated by the Java diagram, Oracle 11g using th
If you need to install more database servers, it is still very slow and cumbersome to install the database software graphically. Oracle 11g provides a way to clone the installation.The steps are as follows:
Use the normal method to install Oracle on Server A.
Pack the $oracle_home on the A machine, db_home1.zip.
Prepare the environment of B machi
1. directpath reads description
In versions earlier than Oracle 11g, if a full table scan is performed on a large table, the wait event is: DB file scattered read; in 11g, if a full table scan is performed on a large table, wait event is: direct path read; that is, in 11 GB, full table scan of large tables directly reads data blocks into the PGA region of the se
or ASM. Block devices and bare devices will no longer be supported in Oracle12. Oracle strongly recommends using at least 3 voting disks in a different location. When using ASM to manage voting disks, you need to be aware of the redundancy levels of disk groups and failure groups. Note that all copies of voting disk are in one disk group, and you cannot distribute voting disks across multiple disk groups. When using an externally redundant disk group
This article will share with you the Problems and Solutions encountered when installing Oracle 11g on Windows 7.
First, on the Windows 7 flagship edition, the Oracle 11g prompts the following error when "product-specific precognition condition check:
In the first image, we can see that the check fails when
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