Recent questions tagged hadoop

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What is MapReduce?

Dec 22, 2021 in Big Data Hadoop by CoderGirl
 • 500 points • 24 views
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What is HDFS?

Dec 22, 2021 in Big Data Hadoop by CoderGirl
 • 500 points • 10 views
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which of the following says hadoop provides does pig break?

Dec 20, 2021 in Big Data Hadoop by CoderGirl
 • 500 points • 29 views
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which of the following are hadoop built in counters?

Dec 15, 2021 in Big Data Hadoop by CoderGirl
 • 500 points • 10 views
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what is hadoop ecosystem?

Dec 14, 2021 in Big Data Hadoop by CoderGirl
 • 500 points • 9 views
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what is hbase in hadoop?

Dec 14, 2021 in Big Data Hadoop by CoderGirl
 • 500 points • 15 views
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What is apache hadoop?

Dec 13, 2021 in Big Data Hadoop by CoderGirl
 • 500 points • 16 views
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Which of the following platforms does hadoop run on?

Dec 10, 2021 in Big Data Hadoop by Kavya
 • 700 points • 12 views
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What is Hadoop Cluster?

Dec 9, 2021 in Big Data Hadoop by Kavya
 • 700 points • 16 views
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What is the extension of archive file created in Hadoop?

Dec 2, 2021 in Big Data Hadoop by CoderGirl
 • 500 points • 10 views
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What does Commodity Hardware in Hadoop World mean?

Dec 2, 2021 in Big Data Hadoop by CoderGirl
 • 500 points • 11 views
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What was Hadoop written in?

Dec 2, 2021 in Big Data Hadoop by CoderGirl
 • 500 points • 30 views
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What is Hadoop Cluster?

Dec 2, 2021 in Big Data Hadoop by Kavya
 • 700 points • 5 views
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What was Hadoop named after?

Dec 2, 2021 in Big Data Hadoop by Kavya
 • 700 points • 22 views
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2 answers

What is Hadoop used for?

Dec 2, 2021 in Big Data Hadoop by Kavya
 • 700 points • 24 views
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What is Hadoop?

Nov 18, 2021 in Big Data Hadoop by Kavya
 • 700 points • 22 views
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WARNING: Use of this script to execute namenode is deprecated. WARNING:

Nov 10, 2021 in Big Data Hadoop by anonymous
 • 140 points • 24 views
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What are the pros and cons of parquet format compared to other formats?

Dec 21, 2020 in Big Data Hadoop by akhtar
 • 38,230 points • 793 views
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What is the difference between partitioning and bucketing a table in Hive ?

Dec 20, 2020 in Big Data Hadoop by akhtar
 • 38,230 points • 631 views
+1 vote
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ssh: connect to host localhost port 22: Connection refused in Hadoop.

Dec 18, 2020 in Big Data Hadoop by akhtar
 • 38,230 points • 3,865 views
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How to show all partitions of a table in Hive?

Dec 18, 2020 in Big Data Hadoop by akhtar
 • 38,230 points • 1,134 views
+1 vote
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How to delete and update a record in Hive?

Dec 8, 2020 in Big Data Hadoop by Rajiv
 • 8,910 points • 1,529 views
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Where does hive stores its table?

Dec 7, 2020 in Big Data Hadoop by Rajiv
 • 8,910 points • 175 views
0 votes
1 answer

How do I split a string on a delimiter in Bash?

Dec 7, 2020 in Big Data Hadoop by Roshni
 • 10,480 points • 171 views
+1 vote
1 answer

How does Hadoop process records split across block boundaries?

Dec 7, 2020 in Big Data Hadoop by Roshni
 • 10,480 points • 131 views
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Name node is in safe mode. Not able to leave

Dec 7, 2020 in Big Data Hadoop by Roshni
 • 10,480 points • 438 views
0 votes
2 answers

How do I output the results of a HiveQL query to CSV?

Nov 20, 2020 in Big Data Hadoop by anonymous
 • 8,910 points • 1,426 views
0 votes
2 answers

How to know Hive and Hadoop versions from command prompt?

Nov 20, 2020 in Big Data Hadoop by Rajiv
 • 8,910 points • 698 views
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1 answer

How to set variables in HIVE scripts

Nov 20, 2020 in Big Data Hadoop by anonymous
 • 10,480 points • 1,395 views
+1 vote
1 answer

When to use Hadoop, HBase, Hive and Pig?

Nov 20, 2020 in Big Data Hadoop by anonymous
 • 10,480 points • 254 views
0 votes
1 answer

Difference between Pig and Hive? Why have both? [closed]

Nov 20, 2020 in Big Data Hadoop by Roshni
 • 10,480 points • 123 views
0 votes
1 answer

How to start working with scala?

Nov 16, 2020 in Big Data Hadoop by anonymous
 • 10,480 points • 105 views
0 votes
1 answer

Zookeeper server going down frequently.

Nov 9, 2020 in Big Data Hadoop by B
 • 210 points • 349 views
0 votes
1 answer

HDP Upgrade Issue in 2.6.5.

Nov 7, 2020 in Big Data Hadoop by B
 • 210 points • 180 views
0 votes
1 answer

Validating HA for ranger KMS

Nov 7, 2020 in Big Data Hadoop by Shilpa S
 • 450 points • 219 views
+1 vote
1 answer

Not able to create kms key using ambari.

Nov 4, 2020 in Big Data Hadoop by Shilpa S
 • 450 points • 231 views
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1 answer

Ranger Kms having multiple instance enabled.

Oct 23, 2020 in Big Data Hadoop by Shilpa S
 • 450 points • 307 views
+1 vote
1 answer

How to copy file from Local file system to HDFS?

Oct 20, 2020 in Big Data Hadoop by akhtar
 • 38,230 points • 490 views
0 votes
1 answer

Drop an index from a Hive table.

Oct 19, 2020 in Big Data Hadoop by akhtar
 • 38,230 points • 395 views
0 votes
1 answer

How to create an index on Hive table?

Oct 19, 2020 in Big Data Hadoop by akhtar
 • 38,230 points • 274 views
0 votes
1 answer

Drop a table in Hive.

Oct 19, 2020 in Big Data Hadoop by akhtar
 • 38,230 points • 121 views
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