14.502 Challenges in Query Optimization: Rule-Based Optimization

Video for my inverted classroom "Database Systems".

Computer Science, Saarland University:

[freakfreak]

i was struggling to understand this for my exam and couldnt find anything helpful on the internet, but you sir nailed it
vielen dank!!

[Squirroo]

thank you, learned much faster than i would studying my slides

[MadMentalBad]

Vielen Dank fuer deine Videos und Erklaerungen auf der Webseite!

[tanapuchwanwarang]

Hi, thanks for the video. But in this case in your example, wouldn't it be more optimized if you do the push down projection before the push down selection? Thank you.

[nickerokhin]

I didn't know Arnold Schwarzenegger was a tech guy

[alwayss]

This is great. Keep up the great work. I really found this useful.

[asefsgrd]

danke schon for your quality lectures!

[sumanmighty]

All your videos are really good. informative ..please keep doing this good work

[b-tech]

I really found what I want, Thank you

[antonioclemente]

grazie millle bellissmo video !!!! bravissimo !!!! this really helped me !!!!

[jamesseator]

how do you break up predicates for an "or" condition?

[boris]

pretty neat video! thanks a lot and cool accent!