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
6,315 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
960 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
1,319 views
0 votes
1 answer
0 votes
3 answers

Lineage Graph in Spark

Jun 19, 2018 in Apache Spark by Data_Nerd
• 2,390 points
11,803 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
2,331 views
0 votes
1 answer

What is Speculative Execution?

Jun 18, 2018 in Big Data Hadoop by Data_Nerd
• 2,390 points
547 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
13,086 views
0 votes
1 answer

HDFS usage for small files

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

NameNode & DataNode memory

Jun 12, 2018 in Big Data Hadoop by shams
• 3,670 points
1,416 views
0 votes
1 answer

NAS and HDFS Comparison

Jun 11, 2018 in Big Data Hadoop by shams
• 3,670 points
1,665 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
6,063 views
0 votes
1 answer

What is Shark?

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

JobTracker Task Scheduling

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

Hive to HDFS transfer

Jun 5, 2018 in Big Data Hadoop by shams
• 3,670 points
3,982 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
4,431 views
0 votes
1 answer

Hadoop mandatory for Spark?

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

Akka in Spark

May 31, 2018 in Apache Spark by kurt_cobain
• 9,350 points
2,127 views
0 votes
1 answer

Sqoop vs distCP

May 30, 2018 in Big Data Hadoop by shams
• 3,670 points
1,338 views
0 votes
2 answers

What is Shuffle Phase?

May 30, 2018 in Big Data Hadoop by shams
• 3,670 points
1,664 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
1,304 views
0 votes
1 answer
0 votes
1 answer

What is Sliding Window?

May 28, 2018 in Apache Spark by shams
• 3,670 points
2,561 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
807 views