Recent questions tagged big-data

0 votes
1 answer

Why do we use job.waitForCompletion(true)?

Jul 10, 2019 in Big Data Hadoop by Kunal
 • 5,524 views
0 votes
1 answer

What is the use of setting the name of the job in mapreduce?

Jul 10, 2019 in Big Data Hadoop by Quill
 • 1,220 views
0 votes
1 answer

How to solve error caused due to output types of mapper and reducer not matching?

Jul 9, 2019 in Big Data Hadoop by Karan
 • 1,733 views
0 votes
1 answer

Scala join comma delimited file as tables

Jul 9, 2019 in Apache Spark by Lohit
 • 1,473 views
0 votes
1 answer

Integration of hbase

Jul 9, 2019 in Big Data Hadoop by Komal
 • 1,393 views
0 votes
1 answer

Merging Files using PIG

Jul 9, 2019 in Big Data Hadoop by Ritu
 • 1,137 views
0 votes
1 answer

Query regarding temporary File type conversion of parquet to text

Jul 9, 2019 in Big Data Hadoop by Hanan
 • 1,832 views
0 votes
1 answer

Pdf to csv file format conversions

Jul 9, 2019 in Big Data Hadoop by Shri
 • 1,709 views
0 votes
1 answer

Regarding unstructured data handling in hadoop

Jul 9, 2019 in Big Data Hadoop by Yogi
 • 5,369 views
0 votes
1 answer

Sqoop import error with sqoop job

Jul 9, 2019 in Big Data Hadoop by Esha
 • 2,911 views
0 votes
1 answer

Sending hdfs file to a non hadoop cluster

Jul 9, 2019 in Big Data Hadoop by Firoz
 • 1,291 views
0 votes
1 answer

Exporting of ORC file to RDBMS using SQOOP

Jul 9, 2019 in Big Data Hadoop by Aisha
 • 3,189 views
0 votes
1 answer

Amazon AWS Web Services

Jul 8, 2019 in Big Data Hadoop by nitinrawat895
 • 11,380 points • 1,242 views
0 votes
1 answer

Install Hadoop On Ubuntu

Jul 8, 2019 in Big Data Hadoop by nitinrawat895
 • 11,380 points • 989 views
0 votes
1 answer

How to use yield keyword in scala and why it is used instead of println?

Jul 6, 2019 in Apache Spark by gandhi
 • 2,501 views
0 votes
1 answer

How to print loop with condition in scala?

Jul 5, 2019 in Apache Spark by neha
 • 1,033 views
0 votes
1 answer

How to implement two level loop in scala?

Jul 5, 2019 in Apache Spark by rajiv
 • 1,164 views
0 votes
1 answer

How can you use "for" statement in scala to print list from collection?

Jul 5, 2019 in Apache Spark by nisha
 • 1,399 views
0 votes
1 answer

How can we iterate any function using "foreach" function in scala?

Jul 5, 2019 in Apache Spark by nisha
 • 2,161 views
0 votes
1 answer

How to print string text in scala?

Jul 5, 2019 in Apache Spark by rajesh
 • 3,303 views
0 votes
1 answer

How can we optimize and minimize the memory when work with scala use case?

Jul 5, 2019 in Apache Spark by nilam
 • 1,362 views
0 votes
1 answer

Which syntax to use to take the sum of list of collection in scala?

Jul 5, 2019 in Apache Spark by tanvi
 • 2,402 views
0 votes
1 answer

Creating testjob in sqoop for incremental load

Jul 5, 2019 in Big Data Hadoop by Raman
 • 1,554 views
0 votes
1 answer

How to assign block expression in scala?

Jul 5, 2019 in Apache Spark by tejas
 • 1,302 views
0 votes
1 answer

How to set rep to particular user in hdfs?

Jul 5, 2019 in Big Data Hadoop by Suraj
 • 1,132 views
0 votes
1 answer

How to resolve corrupted blocks in Hadoop?

Jul 5, 2019 in Big Data Hadoop by Tarun
 • 6,570 views
0 votes
1 answer

Unable to instantiate hive metastore

Jul 5, 2019 in Big Data Hadoop by Kunal
 • 1,390 views
0 votes
1 answer

load/save in spark

Jul 5, 2019 in Apache Spark by Esha
 • 2,039 views
0 votes
1 answer

Hive complex data types

Jul 5, 2019 in Big Data Hadoop by Tina
 • 16,844 views
0 votes
1 answer

How to create dataframe for the comma delimited file?

Jul 5, 2019 in Apache Spark by Yogi
 • 4,748 views
0 votes
1 answer

Spark Installation problem

Jul 5, 2019 in Apache Spark by Jin
 • 5,531 views
0 votes
1 answer

How does decreasing the block size make more space on Datanode?

Jul 5, 2019 in Big Data Hadoop by Vishnu
 • 1,435 views
0 votes
1 answer

Getting error while using sqoop import.

Jul 5, 2019 in Big Data Hadoop by Kiran
 • 1,880 views
0 votes
1 answer

When we create an RDD, does it bring the data and load it into the memory?

Jul 5, 2019 in Apache Spark by geeta
 • 1,495 views
0 votes
1 answer

Is it mandatory to start Hadoop to run spark application?

Jul 5, 2019 in Apache Spark by disha
 • 1,562 views
0 votes
1 answer

What is Lazy evaluated in Spark?

Jul 5, 2019 in Apache Spark by rashmi
 • 1,987 views
0 votes
1 answer

Which File System is supported by Apache Spark?

Jul 5, 2019 in Apache Spark by naina
 • 6,898 views
0 votes
1 answer

How will you explain yield keyword in Scala?

Jul 5, 2019 in Apache Spark by jeena
 • 1,307 views
0 votes
1 answer

How to install RHadoop packages (RMR, RHDFS, RHBase)?

Jul 5, 2019 in Big Data Hadoop by nitinrawat895
 • 11,380 points • 3,417 views
0 votes
1 answer

Do real-time data processing is possible with Spark SQL?

Jul 5, 2019 in Apache Spark by Tina
 • 1,988 views
0 votes
1 answer

How to install Hadoop on Ubuntu?

Jul 5, 2019 in Big Data Hadoop by nitinrawat895
 • 11,380 points • 1,181 views
0 votes
1 answer

What is Spark Driver?

Jul 5, 2019 in Apache Spark by nita
 • 3,091 views
0 votes
1 answer

How to run spark in Standalone client mode?

Jul 5, 2019 in Apache Spark by jinish
 • 2,335 views
0 votes
0 answers

How to create RDD as string file?

Jul 5, 2019 in Apache Spark by anand
 • 1,406 views
0 votes
1 answer

error: reassingment to val

Jul 5, 2019 in Apache Spark by nikhil
 • 4,113 views
0 votes
1 answer

Merging Files using PIG

Jul 4, 2019 in Big Data Hadoop by Suraj
 • 2,138 views
0 votes
1 answer

Explain to me how to transfer data between Azure tables and Hadoop on Azure

Jul 4, 2019 in Big Data Hadoop by nitinrawat895
 • 11,380 points • 1,180 views
0 votes
1 answer

Relationship between Hadoop and Database

Jul 4, 2019 in Big Data Hadoop by nitinrawat895
 • 11,380 points • 1,061 views
0 votes
1 answer

What does reduce action do in Spark?

Jul 4, 2019 in Apache Spark by kanika
 • 1,132 views
0 votes
1 answer

What is RDD Lineage in Spark?

Jul 4, 2019 in Apache Spark by nandini
 • 4,838 views
Page:

Most popular tags

"PMP®","PMI®", "PMI-ACP®" and "PMBOK®" are registered marks of the Project Management Institute, Inc. MongoDB®, Mongo and the leaf logo are the registered trademarks of MongoDB, Inc.