working on applications and technology

It seems that configuration of the enterprise manager has really cause many problems in windows.

I met this problem in 10g, and when I install 11g, I meet this problem again.

The DBCA wizard finally pop up a window with the alert

'Enterprise manager configuration failed due to the following error - Error starting Database Control. Refer to the log file at cfgtoollogs\dbca\orcl\emConfig.log for more detail...'

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Oracle Universal Installer (oui) is an common installer for almost all of Oracle 's products. Although some of Oracle 's new aquired products might still use their own installation process. But It will be replaced by Oracle Universal installer eventually in the long term.Read more

What is Apex workspace?

Workspace is an very important concept for Apex, We know that a tablespace is a container for database data, and apex workspace is like an 'container' for Apex Applications and data. Usually a workspace is related with a database schema, the apex applications definition and data will be stored in the schema default tablespace. The relationship is as the following graph:

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Timesten 11g , a version that has too much expectation has been released.
Timesten is fast and good , even much faster than the Oracle database. But the fact that previous edition of timesten 's api is different from Oracle database has prevented some customer from choosing this great product. Why? Of course we don't want to re-write our applications all over again in order to connect to timesten.
The most compelling new featureRead more

When you have some problem with your Oracle product installation or other problems and you can not figure it out for a few days, What 're you going to do?

Some of us might just use google to search the solution. It works sometimes but not every time! espetially when you're using a new version which is used by only few people.

So what 's the best way to solve your Oracle product related problem ?

The best answer - metalink

What is metalink?Read more

Oracle Real Application Cluster or RAC has become more popular than ever . It is a very useful option of Oracle database enterprise edition. A lot of customer today choose this option without asking why ther will need it . Only because they know that RAC target at high end requirement. But why ?

It is not so difficult to answer this question actually that RAC is designed for solving two simple problem:

• High availabity
• Scalability

High Availability for RACRead more