The concept is now clear for me after searching all over the net from last 3 months. Thanks a lot. Your videos are very simple to understand. Please upload more on spark as I have finished watching all your videos and they are simply superb.

Holy cow, u explained in 12min something I had to understand in 1 hour from other videos.

Very clear. Thx

Your explanation is amazing which I couldn't get even spending hrs.

this is god-level video. thanks a lot.

At most one key value pair per id per node (not key value pair per node as far as I understand) after using the reduceByKey().

Amazing.

Great video

Please keep posting new videos on spark and scala ... Your videos are awesome 👍

thx you for this video, it helps a lot!

非常好的教程，感谢。

@soulboy2223

5 жыл бұрын

我也觉得

Very good tutorial. Hats off to you.

Gold!!

Awesome explanation... Thank you so much to explain concepts very clearly

Outstanding Ma'm will you please notes of your lectures...

Best

why there is no mapper side optimisation for the groupByKey operation?

commenting for the KZread algorithm