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oracle| Data | database Finishing: Fenng Date: 25-oct-2004 Source: Http://www.dbanotes.net Version: 0.91 Sometimes, as a DBA, you may need to collect the deployed Oracle database information. Hardware configuration, operating system conditions, software installation path, database user information ... One thing is enough to get a headache. It would be much easier if there were tools to automatically colle

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Memory Structure of the database:Memory structures are allocated to the Oracle instance when the instance is started.The two major memory structures are known as the system global area (also called the sharedGlobal Area) and the program global area (also called the private global area or the processGlobal Area) SGA:The system global area (SGA) is a shared memory area. All users of the database shareInformation Maintained in this area. the SGA and the

Installation article First of all, PHP support Oracle I first thought of the PDO-related driver, looked at a really, called Pdo_oci. But also relies on Oracle Instant client, which is to be downloaded to the Oracle website: Http://www.oracle.com/technetwork/database/features/instant-client/index-097480.html Select the version of the corresponding system,

Recently done a project, through VC ODBC access to Oracle database, on my computer can run normally, not running on other computers, because there is no Oracle ODBC driver, unable to configure Oracle data source. Most of the blog posts on the Web are installed with Oracle clients to solve. I think it is a small program

Tags: library sel shutdown struct parallel number serve log file capOracle Servers (Oracle server) are comprised of instances and databases. The example is the so-called Relational database management system (relational Management System,rdbms), which is used to provide relevant database management functions, and the database is composed of Oracle database files, which is used to store the data. Instances c

Tags: base libaio doc software cut install highlight rar row dataUsing Python to run database scripts on Linux: cx_oracle.databaseerror:dpi-1047:64-bit Oracle Client Library cannot be loaded solutionThe cause of this problem is that the Python2.7 of this machine is 64 bits, and the database uses 32-bit instantclient-basic, so we have to update the Instantclient-basic version to 64-bitThe following is according to the official website document operatio

Tags: RAC Oracle 1.2 enabled home Landing blog Pen Log Archive Using system users to log in to Oracle's Sqlplus " system/oracle " as Sysdba First check if Oracle has turned on Archive logging log list; If the following error is displayed, the proof is not turned on ORA-01031Privileges Users can use the following command to see if

Tags: style blog http ar using SP file data onRecently on-line search how to install 64-bit Oracle in the case of win764, and use Plsql Developer to manage Oracle. So began to download the database on the Oracle website, download is a very simple thing, the problem is in Baidu when all said Plsql developer bit 32, there is no 64, and 32 Plsql developer can not ma

Tags: http io using AR for strong file SP dataStarting with 10G, Oracle provides a lighter-weight customer package called Instant client. Once you've installed it, there's no need to install a huge Oracle client.This way, as long as the client download instant clients, directly decompression, set path is OK.The settings are as follows:1. Download 32-bit Oracle In

Author: Darl Kuhn, Steve Roughton Oracle Label Security (Oracle Label Security) controls user access by row. Most commercial applications must handle security issues. Applications often need to restrict access to dedicated records, establish audit trails, or execute a workflow process, all of which must comply with the company's security policies. Building secure software is a challenging and complex task.

In Oracle learning, architecture is the top priority. At the beginning, we can grasp its physical composition, file composition, and various file composition from a macro perspective. The deeper the knowledge, the better. Problems encountered in actual work can be explained in the architecture. The architecture describes the framework of a system. Is the macro work of designing a system. This is like building a building. First, you should describe the

Oracle Study--oracle 12c RAC Install (ii) Third, install the grid infrastructure 1. Install GI software [Root@node1 grid]#./runinstaller 2. Run the script [root@node1 cvu_12.1.0.2.0_grid]#/u01/app/orainventory/orainstroot.sh changing permissions of/u01/app/orainventory. Adding Read,write permissions for group. Removing Read,write,execute permissions for the world. Changing

Oracle Pen questions Oracle DBA face questions and answers (foreign companies)Oracle Database Pen Test DBAOracle Interview Pen test for international large companiesOracle Database DBA Interview Questions1. How many memory layers are in the shared pool?2. How did you find the RMAN catalog if a particular archive log has been backed-up?3. How can I tell how much i

Tags: http using os IO file data for 2014Recently depressed character set July 31, 2014 16:32:58This article focuses on the following sections: How to view queries for Oracle character sets, modify set character sets, and common Oracle UTF8 character set and Oracle exp character set issues.I. What is the Oracle charact

1. Oracle introduction Oracle is the first word for English translation of Oracle (oracleboneinscriptions) Unearthed from Yin Yu. Oracle is the world's largest supplier of information management software and services. Founded in 1977, Oracle is headquartered in Redwoodshore,

I. Trajectory Ii. Oracle Introduction Oracle is now the world's largest database provider,Programming LanguageProvider and application software provider, which is equivalent to Microsoft. Oracle is known as the oracle in ancient Greek mythology. It refers to the darling of God. In the period of business and we

I. Problem Description Installation environment: Oracle Linux 6.1 Database: 10.2.0.1 When Oracle 10g RAC is installed, an error is reported when root. Sh is executed on the first node, as shown below: [Root @ Rac1 ~] #/U01/APP/10.2.0/GRID/root. Sh Warning: directory '/u01/APP/10.2.0' is notowned by root Warning: directory '/u01/app' is not ownedby Root Warning: directory '/u01' is not owned byroot Checki

Lab environment: Oracle 11g R2 RAC (11.2.0.3.5) Oracle Enterprise Linux 5.6x86 1. Create an ASM disk group and mount the disk on two nodes. Then, partition the disk on the first node. [root @ Rac1 ~] # Fdisk-ldisk/dev/SDE: 2147 MB, 2147483648 bytes255 heads, 63 sectors/track, 261 cylindersunits = cylinders of 16065*512 = 8225280 bytes Device boot start end blocks ID system/dev/sde1 1 261 2096451 83 Linux Cr

Oracle-Oracle user management 1. Oracle Installation Default User Username Password user description SYSCHANGE_ON_INSTALL user has SYSDBA or SYSOPER permissions; All Oracle data dictionaries base tables and views are stored under SYS users. The SYSTEMMANAGER user has the NORMAL permission. the user is used to store lev