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Performance Issues with the Sequence NEXTVAL Call

Is SELECTing from a sequence your Oracle Performance Problem? The answer to that question is: it might be! You wouldn’t expect a sequence select to be a significant problem but recently we saw that it was—and in two different ways. The issue came to light when investigating a report performance issue on an Oracle 11.2.0.4…

ORA-28043: Invalid Bind Credentials for DB-OID Connection

Have you ever encountered this error connecting to a DB using global authentication against OID? Was re-registration a temporary workaround, but the issue came back after some time? Check out this solution for ORA-28043: invalid bind credentials for DB-OID connection. During a long project which included changing human account’s authentication method from local to global…

Watch: Hadoop vs. Riak

Every data platform has its value, and deciding which one will work best for your big data objectives can be tricky—Alex Gorbachev, Oracle ACE Director, Cloudera Champion of Big Data, and Chief Technology Officer at Pythian, has recorded a series of videos comparing the various big data platforms and presents use cases to help you…

A (BIG) Trick Listing Windows Updates Using PowerShell

If you (like me) are using Microsoft.Update.Session for listing the installed windows updates, you might be surprised about something I spent a lot of time today. Our dream team here is deploying a very cool project for a client where we automated all the install/controlling  of the windows updates in an environment. After some weeks, another script…

Watch: Hadoop vs. HBase

Every data platform has its value, and deciding which one will work best for your big data objectives can be tricky—Alex Gorbachev, Oracle ACE Director, Cloudera Champion of Big Data, and Chief Technology Officer at Pythian, has recorded a series of videos comparing the various big data platforms and presents use cases to help you…

Join Us For a Networking Event at UKOUG

Ask not what you can do for your data. Ask what your data can do for you! Join us for an informal networking event alongside Rittman Mead on Monday December 8th during UKOUG. We will be discussing how to leverage data to drive your organization’s success. Come meet with peers and industry experts, Mark Rittman…

What Does “Backup Restore Throttle Speed” Wait Mean?

After migrating a 10g database to 11g, I asked the Application team to start their tests in order to validate that everything was working as expected. I decided to keep an eye on OEM’s Top Activity page while they were running the most mportant job. I already knew what kind of “colors” I would  find…

Watch: Hadoop vs. Cassandra

Every data platform has its value, and deciding which one will work best for your big data objectives can be tricky—Alex Gorbachev, Oracle ACE Director, Cloudera Champion of Big Data, and Chief Technology Officer at Pythian, has recorded a series of videos comparing the various big data platforms and presents use cases to help you…

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