Using Optimizer Hints for Oracle Performance Tuning


My next Embarcadero sponsored webinar will be on May 14 and is entitled Using Optimizer Hints for Oracle Performance Tuning.

Register now!


Hints are excellent database performance tuning tools that direct the Oracle optimizer to utilize specific operations in SQL execution plans. We often use hints because the Oracle optimizer (more...)

Back to the Future AWR Mining Webinar Followup



Thanks to everyone who attended my webinar and thanks to Embarcadero (@DBPowerStudio) for hosting it. The presentation and scripts can be downloaded from the following links:

Presentation (PDF)
Scripts (ZIP)
Webinar recording (available soon)

Stay tuned for my next webinar coming in May!


Webinar – Back to the Future: Oracle SQL Performance Firefighting using AWR


It's webinar time again! On March 26, Embarcadero will once again provide sponsorship for my webinar entitled "Back to the Future: Mining AWR Data for Oracle SQL Performance".

Abstract
Most of us have been in the situation where, for no apparent reason, performance for key SQL takes a nose-dive after (more...)

Webinar Recording Link

Embarcadero has posted the recording of my Understanding Oracle Optimizer Statistics webinar on YouTube. Check it out!



Understanding Oracle Optimizer Statistics Webinar Q&A

There were quite a few questions asked during the webinar yesterday that I didn't have time to answer online. So, here's the list of questions from the webinar transcripts with my answers. In some cases, I combined several similar questions and gave a single answer. Hope it's helpful!

1. Can (more...)