Big Data Tutorial For Beginners | What Is Big Data | Big Data Tutorial | Hadoop Training | Edureka

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🔥 Edureka Big Data Hadoop Training (Use Code "𝐘𝐎𝐔𝐓𝐔𝐁𝐄𝟐𝟎"): www.edureka.co/masters-progra...
This Edureka Big Data tutorial ( Big Data Hadoop Blog series: goo.gl/LFesy8 ) helps you to understand Big Data in detail. This tutorial will be discussing about evolution of Big Data, factors associated with Big Data, different opportunities in Big Data. Further it will discuss about problems associated with Big Data and how Hadoop emerged as a solution. Below are the topics covered in this Big Data tutorial:
1) Evolution of Data
2) What is Big Data?
3) Big Data as an Opportunity
4) Problems in Encasing Big Data Opportunity
5) Hadoop as a Solution
6) Hadoop Ecosystem
7) Edureka Big Data & Hadoop Training
🔴 𝐋𝐞𝐚𝐫𝐧 𝐓𝐫𝐞𝐧𝐝𝐢𝐧𝐠 𝐓𝐞𝐜𝐡𝐧𝐨𝐥𝐨𝐠𝐢𝐞𝐬 𝐅𝐨𝐫 𝐅𝐫𝐞𝐞! 𝐒𝐮𝐛𝐬𝐜𝐫𝐢𝐛𝐞 𝐭𝐨 𝐄𝐝𝐮𝐫𝐞𝐤𝐚 𝐘𝐨𝐮𝐓𝐮𝐛𝐞 𝐂𝐡𝐚𝐧𝐧𝐞𝐥: edrk.in/DKQQ4Py
Edureka Big Data Training and Certifications
🔵 Edureka Hadoop Training: bit.ly/2YBlw29
🔵 Edureka Spark Training: bit.ly/2PeHvc9
🔵 Edureka Kafka Training: bit.ly/34e7Riy
🔵 Edureka Cassandra Training: bit.ly/2E9AK54
🔵 Edureka Talend Training: bit.ly/2YzYIjg
🔵 Edureka Hadoop Administration Training: bit.ly/2YE8Nf9
#edureka #edurekaBigData #BigData #BigDataTutorial #BigDataTraining
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Check our complete Hadoop playlist here: goo.gl/hzUO0m
Check our complete Hadoop Blog List here: bit.ly/2wyIwoH
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How it Works?
1. This is a 5 Week Instructor led Online Course, 40 hours of assignment and 30 hours of project work
2. We have a 24x7 One-on-One LIVE Technical Support to help you with any problems you might face or any clarifications you may require during the course.
3. At the end of the training you will have to undergo a 2-hour LIVE Practical Exam based on which we will provide you a Grade and a Verifiable Certificate!
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About the Course
Edureka’s Big Data and Hadoop online training is designed to help you become a top Hadoop developer. During this course, our expert Hadoop instructors will help you:
1. Master the concepts of HDFS and MapReduce framework
2. Understand Hadoop 2.x Architecture
3. Setup Hadoop Cluster and write Complex MapReduce programs
4. Learn data loading techniques using Sqoop and Flume
5. Perform data analytics using Pig, Hive and YARN
6. Implement HBase and MapReduce integration
7. Implement Advanced Usage and Indexing
8. Schedule jobs using Oozie
9. Implement best practices for Hadoop development
10. Work on a real life Project on Big Data Analytics
11. Understand Spark and its Ecosystem
12. Learn how to work in RDD in Spark
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Who should go for this course?
If you belong to any of the following groups, knowledge of Big Data and Hadoop is crucial for you if you want to progress in your career:
1. Analytics professionals
2. BI /ETL/DW professionals
3. Project managers
4. Testing professionals
5. Mainframe professionals
6. Software developers and architects
7. Recent graduates passionate about building successful career in Big Data
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Why Learn Hadoop?
Big Data! A Worldwide Problem?
According to Wikipedia, "Big data is collection of data sets so large and complex that it becomes difficult to process using on-hand database management tools or traditional data processing applications."
The good news is - Hadoop has become an integral part for storing, handling, evaluating and retrieving hundreds of terabytes, and even petabytes of data.
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Opportunities for Hadoopers!
Opportunities for Hadoopers are infinite - from a Hadoop Developer, to a Hadoop Tester or a Hadoop Architect, and so on. If cracking and managing BIG Data is your passion in life, then think no more and Join Edureka's Hadoop Online course and carve a niche for yourself!
For more information, Please write back to us at sales@edureka.in or call us at IND: 9606058406 / US: 18338555775 (toll free).
Customer Review:
Michael Harkins, System Architect, Hortonworks says: “The courses are top rate. The best part is live instruction, with playback. But my favourite feature is viewing a previous class. Also, they are always there to answer questions, and prompt when you open an issue if you are having any trouble. Added bonus ~ you get lifetime access to the course you took!!! ~ This is the killer education app... I've take two courses, and I'm taking two more.”

Пікірлер: 334
@edurekaIN
@edurekaIN 6 жыл бұрын
Got a question on the topic? Please share it in the comment section below and our experts will answer it for you. For Edureka's Big Data Architect Training Curriculum, Visit our Website: bit.ly/3hJdRtD (Use Code "𝐘𝐎𝐔𝐓𝐔𝐁𝐄𝟐𝟎")
@kaleshavali4935
@kaleshavali4935 6 жыл бұрын
how far this 51 tutorials are different from the course-certification that you mentioned at last in this video.I mean level of knowledge with this 51 tutorials and special course as you mentioned.Could you please give us clarity here.Thanks in advance! :-)
@vinothrajendran858
@vinothrajendran858 7 жыл бұрын
A very neat presentation. Excellent!
@MAHAMAHOPADHYAY
@MAHAMAHOPADHYAY 5 жыл бұрын
Very good introduction to Big Data, in this video all the essentials are explained that you need to know before you start learning big data.
@LarryPeteet
@LarryPeteet 4 жыл бұрын
All that and in only 45 minutes! Great Job, Thanks
@davidmisako7896
@davidmisako7896 6 жыл бұрын
This is one of the most interactive presentations I have watched on you tube- thanks- Big data enthusiast from Kenya
@edurekaIN
@edurekaIN 6 жыл бұрын
Hey David, your words just made our day! Keep watching our videos and keep learning with us. Cheers :)
@felipegutierre7037
@felipegutierre7037 5 жыл бұрын
Totally Agree!
@yashwanthkopparapu8130
@yashwanthkopparapu8130 7 жыл бұрын
excellent presentation i'm impressed
@anupnarayane2753
@anupnarayane2753 7 жыл бұрын
Excellent video for those who want to start their career in BIG DATA
@Room_no_209
@Room_no_209 4 жыл бұрын
The best thing of this tutorial is explanation along with proper examples ,Which makes better understandable.
@taniabanik7678
@taniabanik7678 7 жыл бұрын
Very well presented. Didn't get bored for even a second.Good job guys.
@ankush_in_sync5998
@ankush_in_sync5998 5 жыл бұрын
Keep it up ... u guys are doing great job and thank you
@Ironighte
@Ironighte 5 жыл бұрын
Amazing presentation. Tank you.
@Trish0460
@Trish0460 6 жыл бұрын
Thanks for the introduction of big data & hadoop
@sumanthakar9672
@sumanthakar9672 6 жыл бұрын
Great Presentation for the beginners to understand the concept of Big data!!!
@RakeshVerma-vh8tu
@RakeshVerma-vh8tu 6 жыл бұрын
Excellent introduction to Big Data. Very crisp. Thanks Saurabh and Reshma.
@riit1564
@riit1564 7 жыл бұрын
I loved it. Thanks a lot guys for the efforts.
@VikashSingh-wy3gd
@VikashSingh-wy3gd 7 жыл бұрын
Excellent introduction to bigdata,thanks saurabh and reshma
@edurekaIN
@edurekaIN 7 жыл бұрын
Hey Vikash, thanks for the wonderful feedback! We're glad you found it useful. Here's another video that we thought you might like: kzbin.info/www/bejne/qqaan3apfa6gmKs. Do subscribe to our channel to stay posted on upcoming tutorials. Cheers!
@SarkhanRasullu
@SarkhanRasullu 7 жыл бұрын
Amazin presentation.THANKS!!!
@TheWoeJoe1
@TheWoeJoe1 4 жыл бұрын
This is brilliant. Thank you so much. Greetings from France
@vivekkumar-wo3dt
@vivekkumar-wo3dt 6 жыл бұрын
Extremely good presentation...Thanks
@ndubuisiukwuani435
@ndubuisiukwuani435 5 жыл бұрын
Great! Thank you
@ranjithkumarmadhavan5366
@ranjithkumarmadhavan5366 6 жыл бұрын
awesome presentation...thank u!!!
@vaarun3694
@vaarun3694 7 жыл бұрын
Very informative video,Keep it up guys.
@mskafridi4815
@mskafridi4815 6 жыл бұрын
after looking many videos on youtube, this is the best Tut available online.. Im convinced to join these guys for Big Data
@edurekaIN
@edurekaIN 6 жыл бұрын
Greetings! We are delighted to know that you liked our content. You can check out our Big Data course here: www.edureka.co/big-data-and-hadoop You can also mention your contact details (we won't make the post public) and we will have one of our experts get in touch with you. Cheers :)
@dedynugraha518
@dedynugraha518 5 жыл бұрын
i just fell in love with hadoop
@bindurao4884
@bindurao4884 6 жыл бұрын
Very informative for new users. Happy with the presentation from the speakers.
@edurekaIN
@edurekaIN 6 жыл бұрын
Hey Bindu, glad that you liked our work. Do subscribe and stay connected with us. :) Also, check out our website and the Big Data Hadoop course we provide: www.edureka.co/big-data-and-hadoop Hope this helps :)
@marklatessa6692
@marklatessa6692 5 жыл бұрын
Great job! Excellent presentation delivery :)
@nikhildeoraobobade9477
@nikhildeoraobobade9477 5 жыл бұрын
so nicely explained thank you😘
@srinisrinius
@srinisrinius 3 жыл бұрын
Excellent Introduction to Hadoop Training / Frameworks
@doditsuprianto6474
@doditsuprianto6474 6 жыл бұрын
superb presentation. Excellent!!!!
@sivashankarkasturi5065
@sivashankarkasturi5065 3 жыл бұрын
Extremely helpful video. I indeed liked the way both Surav and Resha made this interactive session. Great job guys
@vishwanath-ts
@vishwanath-ts 6 жыл бұрын
Useful and good presentation
@ashunautiyal1
@ashunautiyal1 6 жыл бұрын
Very Nice...well explained
@madhurap2945
@madhurap2945 7 жыл бұрын
very good presentation with examples
@fadfooood
@fadfooood 6 жыл бұрын
Excellent presentation 👌🏻
@amiyakumarnayak8286
@amiyakumarnayak8286 6 жыл бұрын
Hi Saurav, Is there any service provided where Hadoop can be practiced online?
@aashishyadav858
@aashishyadav858 2 жыл бұрын
Very Interactive and engaging introduction. Many Thanks to mentors. good job 👏
@edurekaIN
@edurekaIN 2 жыл бұрын
Hey:) Thank you so much for your sweet words :) Really means a lot ! Glad to know that our content/courses is making you learn better :) Our team is striving hard to give the best content. Keep learning with us -Team Edureka :) Don't forget to like the video and share it with maximum people:) Do subscribe the channel:)
@rohitg2001
@rohitg2001 5 жыл бұрын
Simply Awesome! Keep it up guys.
@sicelovilane5391
@sicelovilane5391 Жыл бұрын
I'm excited about big data. So interesting and I'm currently doing this module in my MSc Comp Science program
@edurekaIN
@edurekaIN Жыл бұрын
We are very glad to hear that your a learning well with our contents :) continue to learn with us and don't forget to subscribe our channel so that you don't miss any updates !
@sreekanthadari1
@sreekanthadari1 6 жыл бұрын
Thanks a lot for the Video, I got some insight on what Big Data is and how to work on it.
@edurekaIN
@edurekaIN 6 жыл бұрын
Thank you for watching our video. Do subscribe, like and share to stay connected with us. Cheers :)
@AnkitRaj-yc8ve
@AnkitRaj-yc8ve 6 жыл бұрын
Great! Tutorial!! Thank you very much for providing us this type of material :-)
@edurekaIN
@edurekaIN 6 жыл бұрын
Hey Ankit, thanks for checking out our tutorial. We're glad you found it useful! You can also check out our complete training here: www.edureka.co/big-data-and-hadoop. Do subscribe to our channel to stay posted on upcoming tutorials. Hope this helps. Cheers!
@shahzabkhan8400
@shahzabkhan8400 6 жыл бұрын
Thank you sir. It is very easy to understand the way you tell. I am experienced with java and want to move towards big data and this platform is perfect.
@jaenenamuatjetjeja4004
@jaenenamuatjetjeja4004 6 жыл бұрын
Thanks for this informative video, i really appreciate and just keep on doing this precious job
@edurekaIN
@edurekaIN 6 жыл бұрын
Hey Jaenena, thank you for watching our video and appreciating our work. Do subscribe to our channel and stay connected with us. Cheers :)
@sakariavlogs
@sakariavlogs 7 жыл бұрын
Thank you sir for making nice video
@kamalb6063
@kamalb6063 6 жыл бұрын
Excellent presentation, hope your training as good as this recording.
@edurekaIN
@edurekaIN 6 жыл бұрын
Hey Kamal, we have industry experts taking up our training. We always strive hard to provide the bests learning environment possible to our learners. We hope to see you have a happy learning experience with us. Cheers :)
@indumathynarayanan9709
@indumathynarayanan9709 6 жыл бұрын
Very informative, and precise. Thank you
@edurekaIN
@edurekaIN 6 жыл бұрын
Thank you Indumathy, we are delighted to know that you liked our work. subscribe, like and share to stay connected with us. Cheers :)
@mayursomani2308
@mayursomani2308 6 жыл бұрын
Very nicely conceptualized & demonstrated!!
@edurekaIN
@edurekaIN 6 жыл бұрын
Hey Mayur, thank you for the appreciation. We are glad that you found our content useful. Do subscribe and stay tuned for updates on our channel. Cheers :)
@msowmya8317
@msowmya8317 4 жыл бұрын
I just fell in luv with u edureka...OMG..what a clear explanation...
@ajaysukhdial4379
@ajaysukhdial4379 4 жыл бұрын
Excellent video. Very systematic explanation.
@pragatisonimehta358
@pragatisonimehta358 6 жыл бұрын
Great session and beautiful coordination!
@edurekaIN
@edurekaIN 6 жыл бұрын
Hey Pragati, thank you for appreciating our work. Do subscribe and stay connected with us. Cheers :)
@prashantbhosale7492
@prashantbhosale7492 6 жыл бұрын
Excellent introduction guys. I am gaining interest to learn more about it. :)
@edurekaIN
@edurekaIN 6 жыл бұрын
Hey Prashant! It feels great to see people taking interest in our content. Do check outour playlist on Big Data Hadoop tutorials: kzbin.info/www/bejne/sJbdY4esYseWjrs Hope you find this interesting. Cheers :)
@nostalgian4113
@nostalgian4113 6 жыл бұрын
Even my cat is watching with me and following the moving red dot xD
@gandhiatish7791
@gandhiatish7791 6 жыл бұрын
Simple and effective explanation.. Good work by Saurav and Reshma..!!
@edurekaIN
@edurekaIN 6 жыл бұрын
Thank you for watching our video. Do subscribe, like and share to stay connected with us. Cheers :)
@bnallani
@bnallani 6 жыл бұрын
Very clean presentation
@priyaphapale5181
@priyaphapale5181 6 жыл бұрын
Very well explained and motivating video...Keep it up guys...
@edurekaIN
@edurekaIN 6 жыл бұрын
Thank you for watching our video. Do subscribe, like and share to stay connected with us. Cheers :)
@harshitgupta2515
@harshitgupta2515 6 жыл бұрын
I m a beginner and I likes your videos
@tapanjeetroy8266
@tapanjeetroy8266 2 жыл бұрын
Thanks for uploading it
@biyancawortmann4207
@biyancawortmann4207 6 жыл бұрын
Very precise and neat presentation. Thanks for this video. I liked this conversation way of teaching. It helps to keep the concentration level compared to a monotonous voice.
@edurekaIN
@edurekaIN 6 жыл бұрын
Hey Biyanca, thanks for the wonderful feedback! We're glad we could be of help. Do subscribe to our channel to stay posted on upcoming tutorials. You can also check out our complete training here: www.edureka.co/big-data-and-hadoop. Please feel free to get in touch with us if you have any questions. Hope this helps. Cheers!
@vickypatekar9532
@vickypatekar9532 4 жыл бұрын
Wonderful Explaination !
@bijouxrajan
@bijouxrajan 6 жыл бұрын
Thank you
@rsn1477
@rsn1477 2 жыл бұрын
extremely helpful sort and simple..
@edurekaIN
@edurekaIN 2 жыл бұрын
Good To know our videos are helping you learn better :) Stay connected with us and keep learning ! Do subscribe the channel for more updates : )
@actarusgunhed4712
@actarusgunhed4712 5 жыл бұрын
Very interesting to understand basics of Big Data and Software underlying Hadoop solution. Thank you.
@edurekaIN
@edurekaIN 5 жыл бұрын
Thanks for appreciating our efforts. We are so glad to have you as a learner with us. Do subscribe to the channel and hit the bell icon to never miss an update from us in the future. Cheers!
@RaghiPandit
@RaghiPandit 6 жыл бұрын
It's a great video
@muaadh_abdoalsabri1941
@muaadh_abdoalsabri1941 6 жыл бұрын
Wawww It is amazing explain thanks allot for this
@edurekaIN
@edurekaIN 6 жыл бұрын
Hey Abdo, thank you for checking out our tutorials. We are glad to know that you found it ueful! Do subscribe to us and stay connected. Cheers :)
@engr.abdullahalrakib8004
@engr.abdullahalrakib8004 5 жыл бұрын
Thanks a lot
@sreenumarripudi7034
@sreenumarripudi7034 6 жыл бұрын
Good work.....Excellent presentation
@edurekaIN
@edurekaIN 6 жыл бұрын
Thank you for watching our video. Do subscribe, like and share to stay connected with us. Cheers :)
@EzraOmoke-vd5eu
@EzraOmoke-vd5eu Жыл бұрын
This is an excellent introduction to Big data and the HDFS solution...I'm thinking on taking the certification
@edurekaIN
@edurekaIN Жыл бұрын
We are very glad to hear that your a learning well with our contents :) continue to learn with us and don't forget to subscribe our channel so that you don't miss any updates !
@mahmoudalajajalarar5552
@mahmoudalajajalarar5552 7 жыл бұрын
Perfect
@317maruti
@317maruti 6 жыл бұрын
you guys are outstanding in explaining technologies
@edurekaIN
@edurekaIN 6 жыл бұрын
Hey Martin, thank you for watching our video. Do subscribe, like and share to stay connected with us. Cheers :)
@pth55
@pth55 Жыл бұрын
Excellent video, Thanks ❤
@edurekaIN
@edurekaIN Жыл бұрын
You are welcome 😊 Glad it helped !! and Keep learning with us
@101niraj
@101niraj 6 жыл бұрын
Thnx for this informative video
@RAJA-lj9eg
@RAJA-lj9eg 2 жыл бұрын
VERY NICE DUO SYNC TUTORIAL....ITS AMAZING
@edurekaIN
@edurekaIN 2 жыл бұрын
Thank you so much : ) We are glad to be a part of your learning journey. Do subscribe the channel for more updates : ) Hit the bell icon to never miss an update from our channel : )
@mandeepbhogal7502
@mandeepbhogal7502 6 жыл бұрын
Thanks. Good explanation!!
@edurekaIN
@edurekaIN 6 жыл бұрын
Hey Mandeep, thank you for watching our video. Do subscribe, like and share to stay connected with us. Cheers :)
@avinashnigam2270
@avinashnigam2270 7 жыл бұрын
Things have been explained quite in detail..nice tutorial !! Just one thing, tutorial is missing 6th 'V' - Valence that explains the contentedness of data.
@parthdalvi5855
@parthdalvi5855 6 жыл бұрын
Nice video !! Thank you for such wonderful video !!
@edurekaIN
@edurekaIN 6 жыл бұрын
Thank you for watching our video. Do subscribe, like and share to stay connected with us. Cheers :)
@rkchauhan0202
@rkchauhan0202 2 жыл бұрын
Very easy define to big data, it's very halp full video 👍
@edurekaIN
@edurekaIN 2 жыл бұрын
Thank you so much : ) We are glad to be a part of your learning journey. Do subscribe the channel for more updates : ) Hit the bell icon to never miss an update from our channel : )
@pallabsharma5374
@pallabsharma5374 6 жыл бұрын
Excellent presentation.
@edurekaIN
@edurekaIN 6 жыл бұрын
Thank you for watching our video. Do subscribe, like and share to stay connected with us. Cheers :)
@varunkumarreddy5386
@varunkumarreddy5386 6 жыл бұрын
Excellent presentation by both of them.Can I please know the fees structure for Hadoop certification course?
@edurekaIN
@edurekaIN 6 жыл бұрын
Hey Varun, do check out our Hadoop Certification course here: www.edureka.co/big-data-and-hadoop You can check out all the course related details here like fees, course content, batches, timings etc. Hope you find this useful. Cheers :)
@alekhyabommi2886
@alekhyabommi2886 5 жыл бұрын
excellent session
@nikhilthakur6687
@nikhilthakur6687 6 жыл бұрын
I just recently started this tutorial and its amazing! Everything is explained with great details. Looking forward on completing this tutorial
@edurekaIN
@edurekaIN 6 жыл бұрын
Hey Nikhil, thanks for the wonderful feedback! We're glad we could be of help. You can also check out our complete training here: www.edureka.co/big-data-and-hadoop. Do subscribe to our channel to stay posted on upcoming tutorials. Hope this helps. Cheers!
@deepakrevangol3416
@deepakrevangol3416 6 жыл бұрын
Good one , very clear...
@edurekaIN
@edurekaIN 6 жыл бұрын
Hey Deepak, thank you for appreciating our work. Do subscribe and stay connected with us. Cheers :)
@felipegutierre7037
@felipegutierre7037 5 жыл бұрын
Amazing information.
@ganeshj6052
@ganeshj6052 5 жыл бұрын
Excellent presentation indeed. Good job guys!
@edurekaIN
@edurekaIN 5 жыл бұрын
Hey Ganesh, glad you loved the video. Do subscribe and hit the bell icon to never miss an update from us in the future. Cheers!
@ganeshj6052
@ganeshj6052 5 жыл бұрын
@@edurekaIN yes. Did that as well. Thank you so much!
@ravikeshkumarsingh7887
@ravikeshkumarsingh7887 7 жыл бұрын
GOOD EXPLAIN SIR
@edurekaIN
@edurekaIN 7 жыл бұрын
Hey Ravikesh, thanks for checking out our tutorial! We're glad you found it useful. Here's another video that we thought you might like: kzbin.info/www/bejne/o2rZap-hrpitmac. Do subscribe to our channel to stay posted on upcoming tutorials. Cheers!
@neerajbisht7505
@neerajbisht7505 6 жыл бұрын
Excellent Presentation....I want to training in Big Data. please explain me the structure of Big Data training.
@edurekaIN
@edurekaIN 6 жыл бұрын
Hey Neeraj, you can check out Big Data training here: www.edureka.co/big-data-and-hadoop You can go through this link to find out the course details, batch timings and other such queries. Cheers :)
@shahinabanu2375
@shahinabanu2375 6 жыл бұрын
well explained
@edurekaIN
@edurekaIN 6 жыл бұрын
Thank you for watching our video. Do subscribe, like and share to stay connected with us. Cheers :)
@yezewotirbirhanu3944
@yezewotirbirhanu3944 3 жыл бұрын
excellent presentation
@sandybarker4887
@sandybarker4887 6 жыл бұрын
a much appreciated video
@edurekaIN
@edurekaIN 6 жыл бұрын
Thank you for watching our video. Do subscribe, like and share to stay connected with us. Cheers :)
@Praveenkumar-kk6ge
@Praveenkumar-kk6ge 5 жыл бұрын
Explanation is good
@edurekaIN
@edurekaIN 5 жыл бұрын
Hey Praveen, we are glad you loved the video. Do subscribe and hit the bell icon to never miss a video from us in the future. Cheers!
@junaidansari675
@junaidansari675 6 жыл бұрын
Hi Its very nice videos but I'm unable to find index which slide need to see first, then second,third...etc Plz add serial numbers to the videos...
@45amitpatra
@45amitpatra 6 жыл бұрын
Thanks Edureka for such video. Its indeed a very neat explanation. I have few questions though. 1. If Hadoop HDFS is a solution for big data, with that Replication Factor concept, isn't making the big data even bigger ? Say i have 2 TBs of data and while saving it to HDFS we need 6 TBs of space for a default Replication Factor as 3. In this way we need more storing space hence more slave nodes. Is it a drawback of the Hadoop framework ? Let me know if my understanding is wrong. 2. While loading into the HDFS , it maintains a replica of data which means we have duplicates in the overall file system. In MapReduce mechanism during reading the data, nowhere in the video it is mentioned that we receive duplicates. If it doesn't receive duplicates, then how it works internally to fetch only one set when we have other 2 sets present in the file system ? 3. What if we have a failure/outage in the Name node and Secondary Name Node servers ?
@edurekaIN
@edurekaIN 6 жыл бұрын
Hey Amit, thanks for checking out our tutorial! We are glad you found it useful. It won't be possible you give an explanatory answer here, I would suggest you to go through our Hadoop Architecture video in the below playlist: kzbin.info/aero/PL9ooVrP1hQOEmUPq5vhWfLYJH_b9jFBbR To answer your queries briefly: 1. Yes, more replication means more storage space. But this is something organization decides on how many replications to have. Because if you do not replicate your data and you loose it, that would be a huge loss. But spending money on slave nodes which are very cheap is a better option. 2. Data is stored on HDFS in "blocks" and namenode has all the information of which data is store where. A mapreduce job runs parallely on the datanodes and checks the nearest block (a replica) on that node and reads it. 3. In Hadoop 1.x, this was called as single point of failure. But in Hadoop 2.x, we have concept of High Availability, where we can have more than 1 namenode. If one namenode goes down, the other namenode gets activated and the hadoop cluster does not go down. Hope this helps. Cheers!
@cshri123
@cshri123 5 жыл бұрын
Superb explanation
@amitpaul1768
@amitpaul1768 6 жыл бұрын
excellent
@ashwinvishwakarma7001
@ashwinvishwakarma7001 6 жыл бұрын
my god absolutely brillant
@edurekaIN
@edurekaIN 6 жыл бұрын
Thank you for watching our videos and appreciating our work. Do subscribe to our channel and stay connected with us. Cheers :)
@shobhitbhalla1447
@shobhitbhalla1447 5 жыл бұрын
Very well described useful information
@edurekaIN
@edurekaIN 5 жыл бұрын
Hey Shobhit, glad you loved the video. Do subscribe and hit the bell icon to never miss an update from us in the future. Cheers!
@maheshchaudhari9634
@maheshchaudhari9634 6 жыл бұрын
Wow.. very professional and excellent way of explaining the concepts. Thanks again!
@edurekaIN
@edurekaIN 6 жыл бұрын
Thank you for watching our video. Do subscribe, like and share to stay connected with us. Cheers :)
@sunilkumar-sq2vj
@sunilkumar-sq2vj 6 жыл бұрын
Thank you sir for providing valuable videos.......i want material also .....to read offline...if possible please provide me
@edurekaIN
@edurekaIN 6 жыл бұрын
Hey Sunil, we do have blogs that you could refer to. Check out our blogs here: www.edureka.co/blogs Hope this helps :)
@ankitjain8772
@ankitjain8772 5 жыл бұрын
Great presentation
@ShuvayanMukherjee28
@ShuvayanMukherjee28 6 жыл бұрын
Im really liking ur video on differ topics and technologies. we can learn by watch this videos and also by buying courses from your website which cost more than 15k. then what the difference in it
@edurekaIN
@edurekaIN 6 жыл бұрын
Hey Shuvayan, the videos uploaded on the channel is of beginner/intermediate level. They will help you understand the basic concepts of a particular tech and get acquainted with the ropes of it. If you truly wish to master the technology with good hands-on experience then you should consider enrolling for our courses. Cheers :)
@managementinformationsyste9305
@managementinformationsyste9305 6 жыл бұрын
Tremendous information
@edurekaIN
@edurekaIN 6 жыл бұрын
Thank you for watching our video. Do subscribe, like and share to stay connected with us. Cheers :)
@srinivasbalaji5583
@srinivasbalaji5583 6 жыл бұрын
Good initiative. Keep it up !
@edurekaIN
@edurekaIN 6 жыл бұрын
Hey Srinivas, thank you for the support. Do subscribe and stay tuned for further updates on our channel. Cheers :)
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