14.502 Challenges in Query Optimization: Rule-Based Optimization

[@freakfreak786]

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!

[@always90s]

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

[@sumanmighty]

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

[@jensdit]

thanks!

[@nickerokhin8580]

I didn't know Arnold Schwarzenegger was a tech guy

[@miguelnuno928]

😂😂😂😂😂

[@endoscopisis]

Great quality, good job.

[@antonioclemente897]

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

[@asefsgrd5573]

danke schon for your quality lectures!

[@tanapuchwanwarang4682]

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.

[@b-tech7593]

I really found what I want, Thank you

[@sharathpalolil571]

Thank you.

[@boris730]

pretty neat video! thanks a lot and cool accent!

[@unlink1649]

He's German :)

[@shollybenjamin]

Very good.

[@jamesseator9103]

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

[@jensdit]

split along the or condition and union the results

[@sakthi4272]

Thank you so much! ❤

[@vitoralves9850]

thank you soooo much!!

[@neilaspin008]

Brilliant

[@VincentLAnderson]

Where is 14.501?

[@KhunshanAhmad]

Awesome and helpful. 🇵🇰