please share me some real time application performance tuning scenario , what SQL tuning issues you have faced and how did you solve or give me links or books name which can help me.i know
AWR,ADDM ,statpack ,explain plan ,CBO optimizer concepts, but here in our environment i don't get any real time application performance problems. As per my experience, i am being asked a lot of questions from application (SQL) tunifg in interviews.
Thanks a lot in advance
Not a single one? good for you!
Originally Posted by younusdba
Here is my personal query tuning guide in three easy steps:
1- Reduce the number of buffer_gets
2- Reduce the number of buffer_gets even more
3- Make sure you have done everything that you could do to reduce the number of buffer_gets
Hope this helps.
Pablo (Paul) Berzukov
Author of Understanding Database Administration
available at amazon and other bookstores.
Disclaimer: Advice is provided to the best of my knowledge but no implicit or explicit warranties are provided. Since the advisor explicitly encourages testing any and all suggestions on a test non-production environment advisor should not held liable or responsible for any actions taken based on the given advice.
I concur!!! Reduce logical IO and the query will both perform better and your application will scale to a larger number of users.
Originally Posted by PAVB
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