Service thanks to a key concept in the Oracle database, it is easy to manage the database and improve the efficiency of the database by using it properly.by service. Oracle can implement server side TAF, simplifying client repair, let's look at how the 10g RAC tests the service implementation serve side TAFUse DBCA to configure TAFServer side can be conveniently configured with DBCA TAFSo far. Service configuration is complete, the following we verify
I. Introduction
One of the most effective ways to familiarize yourself with Oracle's true application cluster (RAC) 10g technology is to access an actual Oracle RAC 10g cluster. There is no way to better understand their benefits than simply experiencing them-including fault tolerance, security, load balancing, and scalability.
The core of Oracle RAC is the shared disk subsystem. All nodes in the cluster mu
If you are very depressed about the actual steps of Oracle 10g Data Pump learning minutes. You can browse the following article. On a reputable website, I found a document about Oracle 10g Data Pump learning minutes. I will share it with you today.
Oracle 10g Data Pump learning minutes expdp/impdp)
Instance:
1. DBLINK: The tablespace is different.
impdplogf
What solutions do you consider when the website speed slows down? The speed of my company's website is not ideal recently. The article pages can be opened for more than 10 s. The database uses Oracle 10g Express Edtion, and the table that stores the article exceeds 0.1 million of the data volume, similar to executing a select count (1) from res where class_id = 1 is usually more than 10 s. However, today I added an index to class_id, And the execution
Win7 Installing the Oracle 10g (Vista) methodFirst download, 10203_vista_w2k8_x86_production_db (note to the next, otherwise there is no Refhost.xml file)Http://www.oracle.com/technology/software/products/database/oracle10g/htdocs/10203vista.htmlThen unzip, found in the directory Refhost.xml (there are two, my one is in the Stage\prereq\db directory, one is in the Stage\prereq\db_prereqs\db directory) to add the repair, add the following code: And t
infer the result of the estimate end time.
Although there is a column named Start_time in the View v$transaction, the column only shows the start time of the entire transaction (that is, before rollback execution). Therefore, in addition to inference, you have no way of knowing at what time the rollback actually was performed.
Extended Statistics for transaction rollback
In Oracle Database 10g, this is simple. When a transaction is rolled back, th
Oracle
"Recycle Bin" in Oracle 10G
by fenng
Http://www.DBAnotes.net
In Oracle 10G, the concept of a Recycle Bin (recycle Bin) is introduced.
The Recycle Bin, in principle, is a data dictionary table, where the user drops the database object information. The object that the user is dropping is not deleted by the database. will still occupy space. Unless the user is manually purge or the database is cleare
during its process. You can then calculate the rate by using a snapshot of the interval, and then infer the result of the estimate end time.
Although there is a column named Start_time in the View v$transaction, the column only shows the start time of the entire transaction (that is, before rollback execution). Therefore, in addition to inference, you have no way of knowing at what time the rollback actually was performed.
Extended Statistics for transaction rollback
In Oracle Database
Last month, I had the opportunity to hear TUSC's rich Niemiec about Oracle's performance analysis issues in the Dallas Oracle user group, one of the tips he gave us, which I felt was very beneficial, that Statspack still needed in Oracle 10g.
The most talked about Oracle 10g performance is the new automated Workload repository (AWR) feature and proactive performance monitoring through automated database di
Dataguard provides support for high availability of enterprise data, data security, and disaster recovery, typically consisting of a dataguard configuration of a primary db with several physical or logical standby db.System environmentOperating system for Windows Server 2003 R2 Enterprise x64 Edition Service Pack 2,database for Oracle 10g 10.2.0.4 Enterprise x64 Edition. The server is AMD64 architecture, host RAID5 local hard disk plus RAID1 fiber opt
Tags: ar sp bs as install TT Oracle CA virtual MachineOracle 10g 11g RAC installed on personal virtual machine The following is the Toggle Script command#10g RAC >11g rac****************************************###############Cat/etc/inittab >/etc/inittab10gcat/etc/inittab11g >/etc/inittab#rm-rf/etc/oracle10gmv/etc/oracle/etc/oracle10gCp-rp/etc/oracle11g/etc/oracle#Cat/etc/orainst.loc >/etc/orainst.loc10gRm-
Tags: smart action ACL Database framework global Load nbsp WarehouseThe key role of Oracle 10g database: 1, reduce management costs; 2, improve performance; Enhancements to Oracle 10g include: 1, high availability enhancement, new flashback ability, support rollback update operation; 2, to enhance the security, easy to manage a large number of users; 3, the BI aspect enhancement, including the improved SQL
Label:Issue: Oracle Database 10g is not certified in the current operating system Install Oracle 10g in Windows 7. The Orcale version used is 10g. Step 1: Download on Orcale official website for: Http://download.oracle.com/otn/nt/oracle10g/10203/10203_vista_w2k8_x86_production_db.zip Can be copied directly to the Thunderbolt download. Size is 778M. Step 2: Click
(1) Download Oracle 10g software on Oracle official website at: http://download.oracle.com/otn/nt/oracle10g/10203/10203_vista_w2k8_x86_ Production_db.zip, can directly copy in the Thunder and other download software directly to download.(2) then modify the following files, the first one is the Refhost.xml file under disk1\stage\prereq\db\ Add the following content:The second is \disk1\stage\prereq\db_prereqs\db under the Refhost.xml file add the follo
SOURCE program AcquisitionDownload Oracle 10g from Oracle's official website:
10203_vista_w2k8_x86_production_db.zip;==> Server (required)
10203_vista_w2k8_x86_production_client.zip;==> client (useless, can not download);
Configuring Refhost.xml File Modification Decompression10203_vista_w2k8_x86_production_db.zip,find a refhost.xml under/db/disk1/stage/prereq/db. Under
Microsoft Windows 7-->
OPERATING_SYSTEM>
VERSION VA
LinuxSystemOracle 10g OEM display box in ChineseThe solution is as follows: Oracle 10g is installed on Linux Redhat el5, linux is in English, and Oracle chooses the GB character set. In this way, the database can store Chinese characters. However, in OEM, Chinese characters on the page are displayed normally, but all Chinese characters in the buttons are box characters. So I finally found a solution to view
This article introduces the usage of different subquery brackets in oracle for 9i and 10g and 11g. if you need this, refer to the following.
There is such a view, probably as follows:
This view can only be compiled successfully in 10g and 11g environments, and cannot be compiled in 9i environments.
The Code is as follows:
Copy code
Select a. *, B .*From (select id, name from)Left joi
Oracle11g table + perfect data migration to 10g solution
Oracle 11g table + perfect data migration to 10g solution
1. Use imp/exp to perfectly migrate 10 GB (Table + data) to 11 GB. Everyone on Earth knows. 2, 11g (Table + Data) Perfect migration to 10g, the following solution: 1. Use the expdp command to back up data on the 11g ServerExpdp userid = 'szairpa
Oracle_11g table + perfect data migration to 10g solution 1. Use imp/exp to perfectly migrate 10g (Table + data) to 11g, everyone on Earth knows. GB (Table + Data) migration to 10 Gb is perfect. solution 1: on the 11 GB server, use the expdp command to back up data expdp userid = 'szairpay/szairpay @ orcl 'schemas = szairpay directory = DATA_PUMP_DIR dumpfile = sz11g. dmp logfile = sz11g. log version = 10.2
An error is reported when Oracle 10g 10.2.0.1.0 is upgraded to 10.2.0.4.0.
An error is reported when Oracle 10g 10.2.0.1.0 is upgraded to 10.2.0.4.0.
Patch Pack: p6810189_10204_Linux-x86.isoAfter mounting and unzipping, run./runInstaller-debugThe following error is reported:-------------------------------------------------------Initializing Java Virtual Machine from/tmp/OraInstall2011-08-25_06-52-17AM/
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