Tag: RAC
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Oracle Database Appliance
Exadata Mini is the Oracle DB Appliance (ODBA?), as Oracle announced now.
It turns out that Oracle’s new small appliance isn’t really an Exadata Mini-Me. Rather, the Oracle Database Appliance is — well, it seems to be a box with an Oracle DBMS in it.… Continued
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BYO Oracle RAC on EC2
Former work mate Jeremy Schneider is always the first to look at interesting ways to use Oracle RAC – now he’s considering to run a BYO Oracle RAC on Amazon EC2. I kinda defeats the purpose of cloud, but it’s still fun the play with.… Continued
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January 2011 Oracle Critical Patch Update Released
It’s that time of the year again: January 2011 Oracle Critical Patch Update Released. People using OEM Grid Control on 11g versions and people using RAC on 10g and newer are vulnerable to remote vulnerabilities not requiring authentication, so again quite a serious CPU.… Continued
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When do you need ACID?
The recent JPMorgan Chase outage caused by an Oracle RAC block corruption places an old question back on the agenda that gets ignored way too often: How to tell whether you need ACID-compliant transaction integrity. The cost of ACID in large database systems is so high that you should consider moving those parts to simpler, cheaper or better scalable (or all three) systems that may not provide ACID compliance, but still store your data.… Continued
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Oracle RAC on VirtualBox
Oracle RAC on VirtualBox is now possible because VirtualBox now supports shared disks. Tim Hall of ORACLE-BASE fame has added a write-up of all the steps required to get 11gR2 RAC on VirtualBox up and running. Thx Tim!