My THREE rules for SQL TUNING

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[@theroc1000]

Thank you for sharing your large experience. I agree totally with this methodology.

[@DatabaseDude]

Thanks for watching!

[@QueryTuner]

I like that saying "the trolley from hell" ... 🙂

[@asrytube]

Hi, thank you for the amazing quick tips. I've always watched tips from steve feuerstein or oracle-base. I am your new subscriber and really enjoy your stuff.
Hope you'd not be offended mentioning their names on your video.

[@DatabaseDude]

Tim and Steve are both good friends!

[@mndfvck]

Thanks for sharing your knowledge with us. Exactly today we had a case in our exadata environment where a statement is taking massively taking longer time and we dont know why. I shared your video (especially the dynamic_sampling part) to our collegue to review and think about this.
Core "Problem: Huge more buffer gets with the same execution plan.

[@DatabaseDude]

One thing to check - look at if there's a lot of transactional activity on the same table. Those buffer gets might be work undo-ing transactions for consistent read. Look at the "undo records applied" session stats to see if thats the case

[@dpu11]

Very helpful explanation

[@DatabaseDude]

Glad it was helpful!

[@ricardooberdanpereira793]

Connor always saving the day

[@dmy0]

11:17 would love to see a short demo with SPM.

[@DatabaseDude]

Good coverage here by our Optimizer Product Manager th-cam.com/video/OJog42VkcBM/w-d-xo.html

[@habeebahmed4904]

Very Good Explanation indeed.... Will definitely keep a tab on the mentions :)

[@DatabaseDude]

Glad it was helpful!

[@user-hh3dj5uh9v]

Thanks for sharing your knowledge!

[@DatabaseDude]

Glad it was helpful!

[@nagarajuneeriganti8101]

Very informative

[@DatabaseDude]

Glad you think so!

[@marcinbadtke]

thank you

[@DatabaseDude]

You're welcome

[@navarrodba]

7:48 This was really helpful, thank you!

[@DatabaseDude]

Glad it was helpful!