Oracle

Summarized today, using simple several words to describe how to install the Oracle Database on Oracle Linux as following.* * Login as root user1. Update Host name In/etc/hosts2. Update per-requisite packages for Oracle linux$ yum-y install

Dbms_utility. Get_time and Dbms_utility. Get_cpu_time comparisonOriginal link:http://www.oracle-developer.net/display.php?id=307 developers have always been familiar with dbms_utility. The Get_time function. Common terms test the interval of 2

1.CDNThe principle is to avoid the internet will affect data transmission speed and stability of the link, make access faster.The goal is to give users access to the nearest data, improve Internet speed and solve the problem of network

The following information is prompted when installing centos6.5 using the virtual machine Oracle VM VirtualBox:This kernel requires the following features not present on the CPU:Unable to boot–please usage a kernel appropriate for your

Product Overview Today's businesses are increasingly under pressure, such as globalisation, competitor changes, tougher market rules, faster innovation, better customer service needs, and more. and trends such as mobile, social, cloud computing, and

1. Verify that the database has been successfully installedThe Select status from V$instance status displays the open2. How to return the Oracle database to the operating systemExit3, login Oracle database A total of two authentication

All along, it is assumed that connection if Setautocommit (false) is set, the manual transaction commit must be initiated manually or rollback. There was a problem today and the results were very surprising.The results were tested as follows (note

This article is a continuation of the installation of Oracle RAC explained (GRID) under the Windows Server R2 virtual machine and installs the Oracle database after the installation has completed the grid. First, install the DBMS 1. Double-click the

In the Oracle V$lock view, below is a description of the specific meanings of the Type,id1,id2 three columns:Type has tm,tx two types, TX is row-level lock, Thing lock, TM Lock is table-level lock TYPE ID1 ID2

Working Group accidentally touches the virtual machine, is curious to install one to play. Later I heard that the database can be installed on the virtual machine, go home on the busy, and did not have a long time to succeed, and then my friend Xiao

UDEV SCSI Rules Configuration for ASM in Oracle Linux 5 and 6For Oracle Automatic Storage Manager (ASM) to use disks, it needs to is able to identify the devices consistently and for them to the correct ownership and permissions. In Linux you can

1 Course BriefFamiliarize yourself with the use of the Wcf-oracle adapter through this course2 preparatory work1. Create a new BizTalk Empty project2. Configure the application name and program signature for the BizTalk project.3. Oracle

Oracle database startup failure due to time reversal of VM virtual machineThis article is original article, if reproduced please indicate the source:http://blog.csdn.net/msdnchina/article/details/38782163Alert logs directly on the database:Fri APR 22

Nocatalog Way: Use control file as the catalog, each backup to the control files to write a lot of backup information, control files there will be more and more backup information, that is, Rman backup information written in the local control

Install Oracle 11gR2 on Debian wheezySource:http://gaiustech.wordpress.com/2013/06/26/howto-install-oracle-on-debian-wheezy/Oracle 11gR2 on Debian still isn ' t an officially supported configuration (10g XE were for a while), but it's perfectly do-

Oracle RAC has both ha (high availiablity) and lb (loadbalance). And the basis of its highly available Failover (fail over)  It means that the failure of any node in the cluster will not affect the user's use, the user connected to the failed node

Problem Description:Local is Win7 operating system, cmd inside Sqlplus go in and connect Oracle database, Chinese can be displayed normally, but Plsql Connection Oracle database, Chinese display garbled, and Xshell Remote Connection Oracle server

Oracle calculates the total data from 1 to 12 months in a year (very practical)Case studies Query the total number of real population from January 2015 to 12 months and the number of real population from January 2014 to 12 months in previous years.

In Oracle, table columns are changed from VARCHAR2 type to CLOB type.Scenario The columns in the original table are defined as the VARCHAR2 type. As we all know, the maximum length of the VARCHAR2 type is 4000. If you want to convert this column to

Big Data Index Analysis and Data Index Analysis 2014-10-04 BaoXinjian I. Summary PLSQL _ performance optimization series 14_Oracle Index Anaylsis 1. Index Quality The index quality has a direct impact on the overall performance of the