Oracle Virtual Machines for Sale !

Posted on by Ahmed Abdel Fattah

Are you looking for a virtual machine to do some hands-on labs or practice something (i.e. for Educational purposes}? Do you have the time to build these virtual machines yourself? Below are some really nice Virtual Machines, that I invested allot of time to build on Oracle Virtual Box, and that I used them personally … Continue reading Oracle Virtual Machines for Sale !

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Oracle Database 20c is now Generally Available

Posted on by Ahmed Abdel Fattah

Oracle Database 20c is now Generally Available on the cloud two days ago, 14-Feb-2020. Oracle 20c is next major database release. It includes many new fetaures espcially in the following areas: BlockchainMachine LearningSecurityJSONIn-Memory For a quick introduction to this new release:https://blogs.oracle.com/database/ga-of-oracle-database-20c-preview-release Also, for complete list of the new features, please refer to the:https://docs.oracle.com/en/database/oracle/oracle-database/20/newft/new-features.html Oracle Database … Continue reading Oracle Database 20c is now Generally Available

How to Create Autonomous Datawarehouse Database (Always Free Services)?

Posted on by Ahmed Abdel Fattah

https://www.youtube.com/watch?v=nOJowoCyw7Y ThanksAhmed

What is the difference between Oracle RAC One Node and Oracle RAC?

Posted on by Ahmed Abdel Fattah

https://www.youtube.com/watch?v=ZM6ckWFlyeM ThanksAhmed

Exadata – Flashcache Contents/objectNumber

Posted on by Ahmed Abdel Fattah

This is a quick post about a question that I got about the objectNumber in the "list flashcachecontent" output, is it the same as object_id in the dba_objects in the database? Answer: No, objectNumber is not the same as object_id in dba_objects, actually it maps to the "data_object_id" not the "object_id" Example: Also, the tablespaceNumber … Continue reading Exadata – Flashcache Contents/objectNumber

Oracle Exadata Log Files

Posted on by Ahmed Abdel Fattah

When time came to troubleshooting , we started to search and review the log files. At stress time, one may waste time searching about the location of these log files. So, it may be a good practice to document the location of your environment log files, so as to reach them quickly when you need … Continue reading Oracle Exadata Log Files

Oracle Database Fast Cloning Options for Databases on Supercluster

Posted on by Ahmed Abdel Fattah

I had a question from one of my customers about the available fast cloning options for Oracle databases. This customer has a supercluster on the production site and another supercluster on the DR site. The client requirement is to be able to prepare a new Test/Dev database in minutes , not hours for their large … Continue reading Oracle Database Fast Cloning Options for Databases on Supercluster