group By in spark | Lec-17 | spark interview questions

In this video I have talked about how to transform dataframe in spark. In this video I have talked about group by and many more concepts. Please do ask your doubts in comment section.


Directly connect with me on:- https://topmate.io/manish_kumar25

[(1,'manish',50000,IT),
(2,'vikash',60000,sales),
(3,'raushan',70000,marketing),
(4,'mukesh',80000,IT),
(5,'pritam',90000,sales),
(6,'nikita',45000,marketing),
(7,'ragini',55000,marketing),
(8,'rakesh',100000,IT),
(9,'aditya',65000,IT),
(10,'rahul',50000,marketing)]

1,manish,50000,IT,india
2,vikash,60000,sales,us
3,raushan,70000,marketing,india
4,mukesh,80000,IT,us
5,pritam,90000,sales,india
6,nikita,45000,marketing,us
7,ragini,55000,marketing,india
8,rakesh,100000,IT,us
9,aditya,65000,IT,india
10,rahul,50000,marketing,us

For more queries reach out to me on my below social media handle.

Follow me on LinkedIn:-   / manish-kumar-373b86176  
Follow Me On Instagram:-   / competitive_gyan1  
Follow me on Facebook:-   / manish12340  

My Second Channel --    / @competitivegyan1  

Interview series Playlist:-    • Interview Questions and answers  


My Gear:-
Rode Mic:-- https://amzn.to/3RekC7a
Boya M1 Mic-- https://amzn.to/3uW0nnn
Wireless Mic:-- https://amzn.to/3TqLRhE
Tripod1 -- https://amzn.to/4avjyF4
Tripod2:-- https://amzn.to/46Y3QPu
camera1:-- https://amzn.to/3GIQlsE
camera2:-- https://amzn.to/46X190P
Pentab (Medium size):-- https://amzn.to/3RgMszQ (Recommended)
Pentab (Small size):-- https://amzn.to/3RpmIS0
Mobile:-- https://amzn.to/47Y8oa4 ( Aapko ye bilkul nahi lena hai)
Laptop -- https://amzn.to/3Ns5Okj
Mouse+keyboard combo -- https://amzn.to/3Ro6GYl
21 inch Monitor-- https://amzn.to/3TvCE7E
27 inch Monitor-- https://amzn.to/47QzXlA
iPad Pencil:-- https://amzn.to/4aiJxiG
iPad 9th Generation:-- https://amzn.to/470I11X
Boom Arm/Swing Arm:-- https://amzn.to/48eH2we

My PC Components:-
intel i7 Processor:-- https://amzn.to/47Svdfe
G.Skill RAM:-- https://amzn.to/47VFffI
Samsung SSD:-- https://amzn.to/3uVSE8W
WD blue HDD:-- https://amzn.to/47Y91QY
RTX 3060Ti Graphic card:- https://amzn.to/3tdLDjn
Gigabyte Motherboard:-- https://amzn.to/3RFUTGl
O11 Dynamic Cabinet:-- https://amzn.to/4avkgSK
Liquid cooler:-- https://amzn.to/472S8mS
Antec Prizm FAN:-- https://amzn.to/48ey4Pj