Recent questions tagged big-data

+1 vote
1 answer
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Name node is in safe mode. Not able to leave

Dec 7, 2020 in Big Data Hadoop by Roshni
• 10,520 points
842 views
0 votes
1 answer

How to list all Kafka topics?

Dec 7, 2020 in Apache Kafka by akhtar
• 38,240 points
8,781 views
0 votes
1 answer

What is a broker in Kafka Cluster?

Dec 7, 2020 in Apache Kafka by akhtar
• 38,240 points
505 views
0 votes
1 answer

What is a producer in Kafka Cluster?

Dec 7, 2020 in Apache Kafka by akhtar
• 38,240 points
239 views
0 votes
1 answer

How to create a Kafka producer?

Dec 7, 2020 in Apache Kafka by MD
• 95,380 points
226 views
0 votes
1 answer

How to create a Kafka topic in a broker?

Dec 7, 2020 in Apache Kafka by akhtar
• 38,240 points
719 views
0 votes
1 answer

How to start Kafka server?

Dec 7, 2020 in Apache Kafka by akhtar
• 38,240 points
436 views
0 votes
1 answer

How to start Zookeeper service?

Dec 7, 2020 in Apache Kafka by akhtar
• 38,240 points
1,124 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
4,071 views
0 votes
2 answers
0 votes
1 answer

How to set variables in HIVE scripts

Nov 20, 2020 in Big Data Hadoop by anonymous
• 10,520 points
3,515 views
+1 vote
1 answer

When to use Hadoop, HBase, Hive and Pig?

Nov 20, 2020 in Big Data Hadoop by anonymous
• 10,520 points
380 views
0 votes
1 answer
0 votes
1 answer

How to start working with scala?

Nov 16, 2020 in Big Data Hadoop by anonymous
• 10,520 points
166 views
0 votes
1 answer

Zookeeper server going down frequently.

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

HDP Upgrade Issue in 2.6.5.

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

How to read Avro Partition Data?

Nov 4, 2020 in Apache Spark by akhtar
• 38,240 points
895 views
+1 vote
1 answer
0 votes
1 answer
0 votes
1 answer
+1 vote
1 answer
0 votes
1 answer

Drop an index from a Hive table.

Oct 19, 2020 in Big Data Hadoop by akhtar
• 38,240 points
654 views
0 votes
1 answer

How to create an index on Hive table?

Oct 19, 2020 in Big Data Hadoop by akhtar
• 38,240 points
480 views
0 votes
1 answer

Drop a table in Hive.

Oct 19, 2020 in Big Data Hadoop by akhtar
• 38,240 points
195 views
0 votes
1 answer
0 votes
1 answer

How to rename the Hive table?

Oct 19, 2020 in Big Data Hadoop by akhtar
• 38,240 points
3,216 views
0 votes
1 answer

Ranger kms is not coming up

Oct 18, 2020 in Big Data Hadoop by Shilpa S
• 450 points
431 views
0 votes
1 answer

How to write a HDF file from a DataFrame?

Oct 18, 2020 in Python by akhtar
• 38,240 points
596 views
0 votes
1 answer
0 votes
1 answer
0 votes
1 answer
0 votes
1 answer

Create hive table with location.

Oct 16, 2020 in Big Data Hadoop by MD
• 95,380 points
212 views
0 votes
1 answer
0 votes
1 answer
0 votes
1 answer
0 votes
1 answer
0 votes
1 answer

Checksum verification in Hadoop.

Oct 15, 2020 in Big Data Hadoop by akhtar
• 38,240 points
719 views