Data visualization weak in the BI industry
From Stephen Few's blog http://www.perceptualedge.com/blog/?p=820The industry that has claimed responsibility for helping organizations get real value from information goes by the name “business...
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Oracle Closed World 2010
Get ready for Oracle Closed World 2010 !Mon, Tue, Wed 1pm-4pm at the Thirsty Bear during Oracle Open World.OCW is bigger and better this year. That means more beer, more technical goodness, chicken...
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SQL Tuning Best Practice – Visualizing the Query
SQL tuning can be a challenge to even the most experienced database professional. So, how can you give yourself a leg up in optimizing a difficult query?As you will discover in this best practice,...
View ArticleSimulated ASH 2.1 (SASH 2.1)
Thanks to Marcin Przepiorowski for improving the SASH code!see http://ashmasters.com/ash-simulation/simulation-v21/V2.1 - Installs on Windows or Unix on Standard EditionI would like to present a new...
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SQL Joins Graphically
I've noticed this print out in a number of cubes at work and I think that attests to it's attractiveness and/or usefulness. I don't use most of these join methods but it is a nice complete feeling list...
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DB Optimizer - "the wow factor of the InSync conference"
Just recovering from a whirlwind 2 weeks in APAC (Asia-Pacific)Japan:First off was 48 hours in Tokyo where I was warmly welcomed by Oaktable member, Ichiro Obata. Check out Ichro's blog...
View ArticleQuest vs Embarcadero : SQL Tuning
I get asked regularly what does Embarcadero's SQL tuner have that is any different than Quest's SQL tuner. The HUGE difference between Quest and Embarcadero’s approach is the Visual SQL Tuning (VST)....
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Oracle Closed World live, now!
Click here for the lastest info: Oracle Closed World 2010 !Mon, Tue, Wed 1pm-4pm at the Thirsty Bear during Oracle Open World.OCW is bigger and better this year. That means more beer, more technical...
View ArticleArup Nanda on RAC - live from Oracle Closed World
Oracle Closed World has kicked off and Arup Nanda, http://arup.blogspot.com/, is presenting on RACFull house but we can sqeeze in some more. Come early while there is still free beer and Oracle Closed...
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Oracle Closed World : Lots of hacking and undocumented stuff! , 30 minutes...
Tanel Poder, world expert on Oracle performance tuning and internals will be speaking live from Oracle Closed World on "Lots of hacking and undocumented stuff!"Find out how to do things like trace a...
View ArticleOracle Closed World 1:30-2:30 Sept 20, 2010 I'll be speaking
I'll be speaking tomorrow at Oracle Closed World 1:30-2:30 at the Thirsty Bear, Sept 21, 2010http://tinyurl.com/2dzjkh5Database Performance Made Easy Through GraphicsAverage Active Sessions (AAS)...
View ArticleOracle Closed World: last day with Kevin Closson as well as Gwen Shapira
Rest assured, Kevin has left his bow and arrow at home this time. We are working on a hands on presentation complete with hunting tutorial for next year!Wednesday Sept 21 1-4pm will be the last day of...
View ArticleOracle Closed World: last minute additions Exadata any MySQL talks
We've just added talks on Exadata and MySQL starting at 1:15-2pm today.In summary1:15-2pm Exadata and MySQL2pm Gwen Shapira on webscale, /dev/null http://www.pythian.com/news/author/shapira/)3pm Kevin...
View ArticleDB Optimizer vs OEM
Oracle OEM is slower, more complicated and it if it breaks, which has plenty, it’s super hard to fix.OEM has nothing like visual sql tuning diagrams. If OEM can’t tune a query they you are at a dead...
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Oracle Closed World Presentations Downloads
Presentations from Oracle Closed World will be posted tohttp://www.perfvision.com/ftp/OCW/Links to scripts from Tanel Poder's presentations...
View ArticleOracle on VMware webinar tomorrow (Sept 30)
Tomorrow I'm on an Embarcadero hosted webinar about the pros and cons of hosting Oracle on VMware. If interested the link is...
View ArticleASHMON on 64bit Oracle 11gR2
It's been years since I've changed any ASHMON code though I have used ASHMON whenever I didn't have access to DB Optimizer or when I wanted to specifically access v$active_session_history graphically....
View ArticleSVG and OEM on windows 64 bit
Anyone try to use OEM from a windows 64bit machine? Looks like there is no SVG install for windows 64bit so the charts on the performance pages are all just gifs. Seems surprising but alas with Oracle...
View ArticleVirtual Conference on Oracle Performance!
Check this out ( from http://tech.e2sn.com/virtual-conferences )The E2SN Virtual Conferences are webinar-style online training sessions, but just like at conferences, you can listen to multiple top...
View ArticleNFS and IO testing : Bonnie++
Been spending time lately testing out and trying to tune NFS mounts.For testing IO, I've been usingddiozonebonnie++orionThis first option, dd, is fine for file creation tests and/or sequential reads...
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