Recent questions tagged big-data

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How to create Scala Array with Range?

Jul 25, 2019 in Apache Spark by Reshma
 • 1,093 views
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How to concatinating Arrays in scala?

Jul 25, 2019 in Apache Spark by Ramisha
 • 2,107 views
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How to process an Array in Scala?

Jul 25, 2019 in Apache Spark by Miland
 • 989 views
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How to declare Scala array?

Jul 25, 2019 in Apache Spark by Richa
 • 1,133 views
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At which point of time Scala will take default arguments?

Jul 25, 2019 in Apache Spark by Dhiraj
 • 896 views
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What is recursion in Scala function? How does it works?

Jul 25, 2019 in Apache Spark by Disha
 • 1,438 views
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1 answer

How to create Scala function using "Def" keyword?

Jul 25, 2019 in Apache Spark by Nisha
 • 1,211 views
0 votes
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What is Streams in Scala?

Jul 25, 2019 in Apache Spark by Jina
 • 1,036 views
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What is BitSet in Scala?

Jul 25, 2019 in Apache Spark by Jigar
 • 1,235 views
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1 answer

What is exception propagation in Scala?

Jul 25, 2019 in Apache Spark by Gurung
 • 1,184 views
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1 answer

Read multiple xml files in Spark

Jul 25, 2019 in Apache Spark by Zeba
 • 6,172 views
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1 answer

How to find in incorrect file/records in hive?

Jul 25, 2019 in Big Data Hadoop by Robby
 • 3,082 views
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RDD word count with line numbers

Jul 25, 2019 in Apache Spark by Rishi
 • 2,839 views
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1 answer

Hive Query: Split value

Jul 25, 2019 in Big Data Hadoop by Jason
 • 990 views
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Sqoop exclude tables

Jul 25, 2019 in Big Data Hadoop by Will
 • 796 views
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1 answer

Load CSV file data inot MySQL

Jul 25, 2019 in Apache Spark by Jishan
 • 1,468 views
+1 vote
1 answer

Scala: CSV file to Save data into HBase

Jul 25, 2019 in Apache Spark by Lohit
 • 1,917 views
0 votes
1 answer

Parquet & Avro File hadling with HIVE

Jul 25, 2019 in Big Data Hadoop by Richit
 • 3,092 views
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1 answer

Delimiter on the data

Jul 25, 2019 in Big Data Hadoop by Karan
 • 999 views
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1 answer

Hive query: Join tables based on ID

Jul 25, 2019 in Big Data Hadoop by Ramya
 • 1,255 views
0 votes
1 answer

Spark: Error while instantiating "org.apache.spark.sql.hive.HiveSessionState"

Jul 25, 2019 in Apache Spark by Brijesh
 • 8,813 views
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How can I append data to an existing file in HDFS?

Jul 25, 2019 in Big Data Hadoop by nitinrawat895
 • 11,380 points • 9,744 views
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Limit for Namenode Quantity

Jul 25, 2019 in Big Data Hadoop by nitinrawat895
 • 11,380 points • 768 views
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1 answer

Current Date in Hive

Jul 25, 2019 in Big Data Hadoop by Esha
 • 3,348 views
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How to start spark history server?

Jul 25, 2019 in Apache Spark by sunny
 • 3,514 views
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1 answer

Explain vararg arguments.

Jul 24, 2019 in Apache Spark by amrita
 • 815 views
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1 answer

Why do we need App in Scala?

Jul 24, 2019 in Apache Spark by Nishant
 • 1,125 views
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How is Val different from var in Scala?

Jul 24, 2019 in Apache Spark by Ujwal
 • 1,146 views
0 votes
1 answer

Classes implementing InputFormat frequently

Jul 24, 2019 in Big Data Hadoop by Piyush
 • 1,082 views
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1 answer

Mapreduce: custom Input format

Jul 24, 2019 in Big Data Hadoop by Ritu
 • 1,455 views
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1 answer

What is ofDim in Scala?

Jul 24, 2019 in Apache Spark by Tejas
 • 5,145 views
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1 answer

Hive- unable to load data into table

Jul 24, 2019 in Big Data Hadoop by Esha
 • 1,856 views
0 votes
1 answer

What is the advantage of having immutability in design for Scala programming language?

Jul 24, 2019 in Apache Spark by Ankita
 • 1,269 views
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1 answer

Which Scala library is used for functional programming?

Jul 24, 2019 in Apache Spark by Rakesh
 • 1,449 views
0 votes
1 answer

Index LZO files

Jul 24, 2019 in Big Data Hadoop by Wasim
 • 1,225 views
0 votes
1 answer

What is “Unit” and “()” in Scala?

Jul 24, 2019 in Apache Spark by Dinesh
 • 2,003 views
0 votes
1 answer

Produce compressed data from map reduce

Jul 24, 2019 in Big Data Hadoop by sanjeev
 • 1,010 views
0 votes
1 answer

Running Mapreduce on compressed data

Jul 24, 2019 in Big Data Hadoop by Vidya
 • 1,325 views
0 votes
1 answer

How to Compress Map output?

Jul 24, 2019 in Big Data Hadoop by karan
 • 1,851 views
+1 vote
1 answer

Reading a text file through spark data frame

Jul 24, 2019 in Apache Spark by Kiran
 • 27,203 views
+1 vote
1 answer

How to read json file as dictionary in scala?

Jul 24, 2019 by Tina
 • 3,908 views
0 votes
1 answer

Spark: java.sql.SQLException: No suitable driver

Jul 24, 2019 in Apache Spark by Tina
 • 18,501 views
0 votes
1 answer

Load custom delimited file in Spark

Jul 24, 2019 in Apache Spark by Karan
 • 2,257 views
0 votes
1 answer

Copy file from local to hdfs from the spark job in yarn mode

Jul 24, 2019 in Apache Spark by Rishi
 • 4,431 views
+1 vote
1 answer

Which programming language is most preferable for working Hadoop? Java and Python? and which one is most easy to learn?

Jul 24, 2019 in Big Data Hadoop by sidra
 • 200 points • 3,856 views
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What is immutabiliity in Spark?

Jul 23, 2019 in Apache Spark by Risha
 • 831 views
0 votes
1 answer

How to download Large Hadoop[]closed] Data?

Jul 23, 2019 in Big Data Hadoop by nitinrawat895
 • 11,380 points • 1,482 views
0 votes
1 answer

How do I access the Map Task ID in Spark?

Jul 23, 2019 in Apache Spark by nitinrawat895
 • 11,380 points • 2,274 views
0 votes
1 answer

Input file name in the mapper in a Hadoop program

Jul 23, 2019 in Linux Administration by Upasana
 • 8,620 points • 3,799 views
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pattern mapreduce

Jul 23, 2019 in Big Data Hadoop by tiza
 • 747 views
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