Recent questions tagged big-data

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

Nov 20 in Big Data Hadoop by anonymous
 • 5,140 points • 23 views
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How to set variables in HIVE scripts

Nov 20 in Big Data Hadoop by anonymous
 • 6,190 points • 14 views
0 votes
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When to use Hadoop, HBase, Hive and Pig?

Nov 20 in Big Data Hadoop by anonymous
 • 6,190 points • 19 views
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How to start working with scala?

Nov 16 in Big Data Hadoop by anonymous
 • 6,190 points • 11 views
0 votes
1 answer

Zookeeper server going down frequently.

Nov 9 in Big Data Hadoop by B
 • 210 points • 42 views
0 votes
1 answer

HDP Upgrade Issue in 2.6.5.

Nov 7 in Big Data Hadoop by B
 • 210 points • 24 views
+1 vote
1 answer

Not able to create kms key using ambari.

Nov 4 in Big Data Hadoop by Shilpa S
 • 450 points • 44 views
0 votes
1 answer

How to read Avro Partition Data?

Nov 4 in Apache Spark by akhtar
 • 33,720 points • 35 views
0 votes
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How to read a dataframe based on an avro schema?

Oct 29 in Apache Spark by anonymous
 • 120 points • 85 views
0 votes
1 answer

Ranger Kms having multiple instance enabled.

Oct 22 in Big Data Hadoop by Shilpa S
 • 450 points • 57 views
0 votes
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How to copy file from Local file system to HDFS?

Oct 19 in Big Data Hadoop by akhtar
 • 33,720 points • 95 views
0 votes
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Drop an index from a Hive table.

Oct 19 in Big Data Hadoop by akhtar
 • 33,720 points • 98 views
0 votes
1 answer

How to create an index on Hive table?

Oct 19 in Big Data Hadoop by akhtar
 • 33,720 points • 87 views
0 votes
1 answer

Drop a table in Hive.

Oct 18 in Big Data Hadoop by akhtar
 • 33,720 points • 34 views
0 votes
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How to add a column in Hive table?

Oct 18 in Big Data Hadoop by akhtar
 • 33,720 points • 66 views
0 votes
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How to rename the Hive table?

Oct 18 in Big Data Hadoop by akhtar
 • 33,720 points • 28 views
0 votes
1 answer

Ranger kms is not coming up

Oct 18 in Big Data Hadoop by Shilpa S
 • 450 points • 100 views
0 votes
1 answer

How to write a HDF file from a DataFrame?

Oct 17 in Python by akhtar
 • 33,720 points • 22 views
0 votes
1 answer

How to write Reducer code for Hadoop?

Oct 16 in Big Data Hadoop by akhtar
 • 33,720 points • 44 views
0 votes
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How to write mapper code for Hadoop in Python?

Oct 16 in Big Data Hadoop by akhtar
 • 33,720 points • 39 views
0 votes
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How to find the status of MapReduce Job?

Oct 16 in Big Data Hadoop by akhtar
 • 33,720 points • 25 views
0 votes
1 answer

Create hive table with location.

Oct 15 in Big Data Hadoop by MD
 • 79,930 points • 25 views
0 votes
1 answer

How to create hive table without location?

Oct 15 in Big Data Hadoop by akhtar
 • 33,720 points • 16 views
0 votes
1 answer

How to update the existing record in HDFS?

Oct 15 in Big Data Hadoop by akhtar
 • 33,720 points • 37 views
0 votes
1 answer

IOException: All datanodes are bad.

Oct 15 in Big Data Hadoop by akhtar
 • 33,720 points • 22 views
0 votes
1 answer

Checksum verification in Hadoop.

Oct 15 in Big Data Hadoop by akhtar
 • 33,720 points • 42 views
0 votes
1 answer

How to start Hadoop daemons?

Oct 15 in Big Data Hadoop by MD
 • 79,930 points • 23 views
0 votes
1 answer

Enable HA for ranger KMS.

Oct 14 in Big Data Hadoop by anonymous
 • 450 points • 43 views
0 votes
1 answer

HA ranger KMS ,

Oct 14 in Big Data Hadoop by Shilpa S
 • 450 points • 42 views
0 votes
1 answer

How to store datasets from Pig to HDFS?

Oct 14 in Big Data Hadoop by akhtar
 • 33,720 points • 38 views
0 votes
1 answer

How to load dataset in Pig?

Oct 14 in Big Data Hadoop by akhtar
 • 33,720 points • 31 views
0 votes
1 answer

Execute the Pig script in Local mode.

Oct 14 in Big Data Hadoop by akhtar
 • 33,720 points • 32 views
0 votes
1 answer

How to create an empty file in Hadoop?

Oct 13 in Big Data Hadoop by akhtar
 • 33,720 points • 75 views
0 votes
1 answer

How to remove the directory from HDFS?

Oct 13 in Big Data Hadoop by akhtar
 • 33,720 points • 28 views
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