10 Big Data Interview Question That I Ask - Part 1

[@Apna_Banaras]

1. a.partition is a grouping a simalar type of data best of key.it is use for increase the performance of hive query;
create table tablename (col1 ,col2 ) prartitioned by (col3) row format...
in dynamic parition set parameters=set hive.exec.dynamic.partition.mode=nonstrict and set hive.exec.dyanamic.partition=true
b. bucketing is deviding a data best on hasfunction .it is use for increase the performace of join query .
create table tablename (col1 ,col2 )clustered by (col1) row format.
set parameter before loading data in bucketed table = set hive.enforce.bucketing=true

[@saumyadwivedi4283]

Can you provide me answer for 7

[@naveenchenamarla642]

Hi Gowtham, can you please make a video on how to explain our daily activities in our big data project?

[@dataengineeringvideos]

Sure Naveen

[@naveenchenamarla642]

Thanks Gowtham🙂

[@rahulsinghai3033]

Hi Gowtham please share this video

[@nareshmulanchu1987]

Big data is it total coading?

[@sha2460]

@@dataengineeringvideos plz make a video on how to explain projects?

[@kunuturuaravindreddy5879]

Can we see a real time end to end project not just explanation but practically doing it from scratch if possible can u please make a video.

[@shruthiv463]

Thanks a lot! You are the guiding light for interview preparation.. Looking for more such videos..

[@rohit-pr]

Certainly helpful in progressing towards Big Data Engineer

[@SanatanYogii]

The way you speak and your voice is very impressive bro ..

[@SanatanYogii]

I will text you soon as a data engineer : )

[@janginasira6839]

Anna, please make video on more coding interview question expected for Data Engineer please.

[@ichrakhammioui8824]

For someone who is applying to an internship in big data, do you ask the same questions or this is just for people with experience

[@raviyadav-dt1tb]

Can you please provide aws questions and answers, it will be very appreciated

[@rajeswarisureshkumar4391]

As a fresher shall I get job in bigdata

[@prabhatgupta6415]

Hi Sir are we not asked dsa question in DE roles.
Please make a video what question a candidate needs to prepare to crack interview some people say first dsa question is asked to clear interview.Throw some light on it.

[@k.sakthivel6381]

where you get daily data in your hadoop project (client side) please ans bro

[@kunuturuaravindreddy5879]

Nice wish to see more real time project videos.

[@kamrajv8]

Hi brother need a video on map reduce with demo codes
Nice work keep posting

[@k.sakthivel6381]

what is your cluster size in your project (please tell me the ans)

[@AmarNath-zh8cv]

Hi sir, tnq so mush, ur videos are very helpful and understandable.

[@gouthamraj1115]

Very useful Info. Thankyou for your effort.

[@saswataghosh6693]

Hi gowtham can you make a video on gcp data engineer interview questions

[@tushibhaque863]

Awesome questions ..do you provide training...??

[@vishwanathpatne5250]

Very good information 😊

[@nanithac9962]

Can you please share interview qns for 2 years experience

[@SamSung-rv2ec]

Who will post the answer
We need both questions & answers

[@dataengineeringvideos]

I have posted the answer in part 2 video , I hope you didn't check the description for the part 2 video for answers, here is the video - th-cam.com/video/CG51YQHH9C0/w-d-xo.html

[@anupamakamepalli5285]

Hello sir,
This is Anu, could you prepare me for bigdata interviews?

[@ririraman7]

Very helpful.

[@sankarvirat932]

Informative

[@prasanthg6506]

Hi Bro,
Please reply me for this my interview question.
when both data frames have large size and i need to perform join we can't use broad join right.
In this case which join should we prefer shuffle hash or sort merge and why is it better
note: here is join keys are completely unique keys.

[@nagamanickam6604]

Thank you

[@appleboy4197]

👍👍