Recent questions tagged bigdata

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1 answer

How Namenode handles data node failures?

Jul 11, 2018 in Big Data Hadoop by Shubham
• 13,490 points
6,137 views
0 votes
1 answer
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1 answer

Hive Precedence Order

Jul 9, 2018 in Big Data Hadoop by Data_Nerd
• 2,390 points
824 views
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1 answer
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1 answer
+11 votes
52 answers
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1 answer

Checkpointing in Hadoop

Jul 3, 2018 in Big Data Hadoop by shams
• 3,670 points
1,156 views
0 votes
1 answer
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3 answers

Lineage Graph in Spark

Jun 19, 2018 in Apache Spark by Data_Nerd
• 2,390 points
11,313 views
0 votes
1 answer
0 votes
1 answer

NameNode Status Check

Jun 18, 2018 in Big Data Hadoop by Data_Nerd
• 2,390 points
2,224 views
0 votes
1 answer

What is Speculative Execution?

Jun 18, 2018 in Big Data Hadoop by Data_Nerd
• 2,390 points
403 views
0 votes
1 answer
0 votes
1 answer

Different Hadoop Modes

Jun 13, 2018 in Big Data Hadoop by Data_Nerd
• 2,390 points
12,847 views
0 votes
1 answer

HDFS usage for small files

Jun 12, 2018 in Big Data Hadoop by Data_Nerd
• 2,390 points
422 views
0 votes
1 answer

NameNode & DataNode memory

Jun 12, 2018 in Big Data Hadoop by shams
• 3,670 points
1,166 views
0 votes
1 answer

NAS and HDFS Comparison

Jun 11, 2018 in Big Data Hadoop by shams
• 3,670 points
1,502 views
0 votes
1 answer
0 votes
1 answer

Persistence Levels in Spark

Jun 8, 2018 in Apache Spark by Data_Nerd
• 2,390 points
5,729 views
0 votes
1 answer

What is Shark?

Jun 8, 2018 in Apache Spark by shams
• 3,670 points
816 views
0 votes
1 answer

JobTracker Task Scheduling

Jun 5, 2018 in Big Data Hadoop by Data_Nerd
• 2,390 points
810 views
+5 votes
2 answers

Hive to HDFS transfer

Jun 5, 2018 in Big Data Hadoop by shams
• 3,670 points
3,792 views
0 votes
1 answer
0 votes
1 answer

InputSplit vs HDFS Block

Jun 1, 2018 in Big Data Hadoop by shams
• 3,670 points
4,252 views
0 votes
1 answer

Hadoop mandatory for Spark?

Jun 1, 2018 in Apache Spark by shams
• 3,670 points
475 views
0 votes
1 answer

Akka in Spark

May 31, 2018 in Apache Spark by kurt_cobain
• 9,390 points
1,986 views
0 votes
1 answer

Sqoop vs distCP

May 30, 2018 in Big Data Hadoop by shams
• 3,670 points
1,164 views
0 votes
2 answers

What is Shuffle Phase?

May 30, 2018 in Big Data Hadoop by shams
• 3,670 points
1,377 views
0 votes
1 answer
0 votes
1 answer
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1 answer

NameNode without any data

May 29, 2018 in Big Data Hadoop by Data_Nerd
• 2,390 points
1,183 views
0 votes
1 answer
0 votes
1 answer

What is Sliding Window?

May 28, 2018 in Apache Spark by shams
• 3,670 points
2,437 views
0 votes
1 answer

Spark 2.3? What is new in it?

May 28, 2018 in Apache Spark by Data_Nerd
• 2,390 points
699 views