UrbanPro

Learn Hadoop from the Best Tutors

  • Affordable fees
  • 1-1 or Group class
  • Flexible Timings
  • Verified Tutors

Search in

How do I understand the record layout of a file (structured data) in Hadoop HDFS, if no layout was provided and person who loaded the data into HDFS left?

Asked by Last Modified  

2 Answers

Learn Hadoop

Follow 2
Answer

Please enter your answer

Software Developer

could you explain your question in more details. As your question is not clear. Do you want to understand what structured and unstructured means or how to determine if the data extracted is of what type. plz respond with clear question . i will be happy to help. Like my page join me https://www.fac...
read more
could you explain your question in more details. As your question is not clear. Do you want to understand what structured and unstructured means or how to determine if the data extracted is of what type. plz respond with clear question . i will be happy to help. Like my page join me https://www.facebook.com/heuristicladder/ read less
Comments

Big Data Architect

Vertica stores data in storage locations on HDFS similarly to the way it stores data in the Linux file system. See Managing Storage Locations in the Administrator's Guide for more information about storage locations. When you create a storage location on HDFS, Vertica stores the ROS containers holding...
read more
Vertica stores data in storage locations on HDFS similarly to the way it stores data in the Linux file system. See Managing Storage Locations in the Administrator's Guide for more information about storage locations. When you create a storage location on HDFS, Vertica stores the ROS containers holding its data on HDFS. You can choose which data uses the HDFS storage location: from the data for just a single table or partition to all of the database's data. read less
Comments

Related Questions

Which is easy to learn for a fresher Hadoop or cloud computing?
Hadoop is completely easy . You can learn Hadoop along with other ecosystem also . If you need any support then feel free contact me on this . i can help you to lean Hadoop in very simple manner .
Praveen
0 0
5
Is it worth to switch from manual testing to Hadoop?
Yes..Here you can n build your career easily .it is good time to switch into hadoop . You should learn with some realtime experience.after learning u can work into analytics or testing also.programming...
Aditi
0 0
7

I want to take online classes on database/ ETL testing.

 

Also i look forward to teach Mathematics/Science for class X-XII

if you are intrested on DBMS data base mangement system you can contact me . This will cover concept of database , normalization and SQL query
Varsha
0 0
7
what should I know before learning hadoop?
It depends on which stream of Hadoop you are aiming at. If you are looking for Hadoop Core Developer, then yes you will need Java and Linux knowledge. But there is another Hadoop Profile which is in demand...
Tina

What is difference between data science and SAP. Which is best in compare for getting jobs as fast as possible

Hi Both have different uniquness with importance value. you will get a good prospectives on SAP for career growth.
Ravindra

Now ask question in any of the 1000+ Categories, and get Answers from Tutors and Trainers on UrbanPro.com

Ask a Question

Related Lessons

Lets look at Apache Spark's Competitors. Who are the top Competitors to Apache Spark today.
Apache Spark is the most popular open source product today to work with Big Data. More and more Big Data developers are using Spark to generate solutions for Big Data problems. It is the de-facto standard...
B

Biswanath Banerjee

1 0
0

How can you recover from a NameNode failure in Hadoop cluster?
How can you recover from a Namenode failure in Hadoop?Why is Namenode so important?Namenode is the most important Hadoop service. It contains the location of all blocks in the cluster. It maintains the...
B

Biswanath Banerjee

0 0
0

Design Pattern
Prototype Design Pattern: Ø Prototype pattern refers to creating duplicate object while keeping performance in mind. Ø This pattern involves implementing a prototype interface which tells...

Big Data
Bigdata Large amount of data and data may be various types such as structured, unstructured, and semi-structured, the data which cannot processed by our traditional database applications are not enough....

CheckPointing Process - Hadoop
CHECK POINTING Checkpointing process is one of the vital concept/activity under Hadoop. The Name node stores the metadata information in its hard disk. We all know that metadata is the heart core...

Recommended Articles

In the domain of Information Technology, there is always a lot to learn and implement. However, some technologies have a relatively higher demand than the rest of the others. So here are some popular IT courses for the present and upcoming future: Cloud Computing Cloud Computing is a computing technique which is used...

Read full article >

Big data is a phrase which is used to describe a very large amount of structured (or unstructured) data. This data is so “big” that it gets problematic to be handled using conventional database techniques and software.  A Big Data Scientist is a business employee who is responsible for handling and statistically evaluating...

Read full article >

Hadoop is a framework which has been developed for organizing and analysing big chunks of data for a business. Suppose you have a file larger than your system’s storage capacity and you can’t store it. Hadoop helps in storing bigger files than what could be stored on one particular server. You can therefore store very,...

Read full article >

We have already discussed why and how “Big Data” is all set to revolutionize our lives, professions and the way we communicate. Data is growing by leaps and bounds. The Walmart database handles over 2.6 petabytes of massive data from several million customer transactions every hour. Facebook database, similarly handles...

Read full article >

Looking for Hadoop ?

Learn from the Best Tutors on UrbanPro

Are you a Tutor or Training Institute?

Join UrbanPro Today to find students near you
X

Looking for Hadoop Classes?

The best tutors for Hadoop Classes are on UrbanPro

  • Select the best Tutor
  • Book & Attend a Free Demo
  • Pay and start Learning

Learn Hadoop with the Best Tutors

The best Tutors for Hadoop Classes are on UrbanPro

This website uses cookies

We use cookies to improve user experience. Choose what cookies you allow us to use. You can read more about our Cookie Policy in our Privacy Policy

Accept All
Decline All

UrbanPro.com is India's largest network of most trusted tutors and institutes. Over 55 lakh students rely on UrbanPro.com, to fulfill their learning requirements across 1,000+ categories. Using UrbanPro.com, parents, and students can compare multiple Tutors and Institutes and choose the one that best suits their requirements. More than 7.5 lakh verified Tutors and Institutes are helping millions of students every day and growing their tutoring business on UrbanPro.com. Whether you are looking for a tutor to learn mathematics, a German language trainer to brush up your German language skills or an institute to upgrade your IT skills, we have got the best selection of Tutors and Training Institutes for you. Read more