Recent questions tagged big-data

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Can't Pass Java Agent in Hive

Sep 15, 2020 in Big Data Hadoop by Som
 • 140 points • 854 views
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1 answer

Monitoring Hadoop with Prometheus JMX

Sep 11, 2020 in Big Data Hadoop by Som
 • 140 points • 2,723 views
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which version of sqoop should i use for hadoop 3.3.0?

Sep 7, 2020 in Big Data Hadoop by shresht
 • 140 points • 2,349 views
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which version of sqoop should i use with hadoop 3.3.0 ?

Sep 6, 2020 in Big Data Hadoop by shresht
 • 140 points • 1,179 views
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ERROR tool.BaseSqoopTool: Error parsing arguments for import:ERROR tool.BaseSqoopTool: Unrecognized argument: -topic

Sep 5, 2020 in Apache Kafka by oguzhan
 • 120 points • 1,183 views
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1 answer

Multiple rows to columns in hive

Sep 4, 2020 in Big Data Hadoop by anonymous
 • 120 points • 2,930 views
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1 answer

SQOOP Import error - Invalid argurments

Aug 31, 2020 in Big Data Hadoop by Vikramraj
 • 180 points • 1,156 views
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1 answer

Parquet File and ORC Table

Aug 31, 2020 in Big Data Hadoop by Vikramraj
 • 180 points • 839 views
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How I can kill the jobs using jobID running in local mode with Hadoop

Aug 26, 2020 in Big Data Hadoop by kamboj
 • 140 points • 2,338 views
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2 answers

While typing 'hdfs fs -mkdir/prem' command I'm getting below error. Could not find or load main class fs and caused by java.lang.ClassNotFoundException:fs

Aug 7, 2020 in Big Data Hadoop by anonymous
 • 140 points • 3,805 views
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1 answer

How can browse without port usage (example: "http://<IP>" )on the broswer if the php artisan server on "http://<IP>:8088"

Jul 31, 2020 in Web Development by Raghu
 • 120 points • 1,190 views
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1 answer

File not found exception while processing the spark job in yarn cluster mode with multinode hadoop cluster

Jul 30, 2020 in Apache Spark by Ganendra
 • 140 points • 4,676 views
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1 answer

Unable to submit the spark job in deployment mode - multinode cluster(using ubuntu machines) with yarn master

Jul 29, 2020 in Apache Spark by Ganendra
 • 140 points • 2,345 views
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Unable to get the Job status and Group ID java- spark standalone program with databricks

Jul 23, 2020 in Apache Spark by kamboj
 • 140 points • 2,332 views
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1 answer

In my hadoop namenode is not starting

Jul 22, 2020 in Big Data Hadoop by Aman
 • 120 points • 1,230 views
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1 answer

How to download hadoop jar files for adding eclipse

Jul 20, 2020 in Big Data Hadoop by Mani
 • 120 points • 5,973 views
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Data import using sqoop to Hive

Jul 3, 2020 in Big Data Hadoop by anonymous
 • 120 points • 1,086 views
0 votes
1 answer

Can number of Spark task be greater than the executor core?

Jun 17, 2020 in Apache Spark by Rishi
 • 160 points • 2,078 views
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Can the executor core be greater than the total number of spark tasks?

Jun 17, 2020 in Apache Spark by Rishi
 • 160 points • 2,268 views
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after installing hadoop 3.0.1 I can's access spark shell or hive shell.

Jun 16, 2020 in Apache Spark by abdul
 • 120 points • 1,238 views
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1 answer

Format HDFS Namenode Error: Could not find or load main class ”-Djava.library.path=.home.hadoop.hadoop-3.2.1.lib.native”

Jun 12, 2020 in Big Data Hadoop by fwood
 • 120 points • 11,164 views
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while iam exporting data from hive to sql iam getting an error like export job failed

Jun 6, 2020 in Big Data Hadoop by anonymous
 • 120 points • 1,149 views
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1 answer

How to design data warehouse for support whole business?

Jun 1, 2020 in Database by Edureka
 • 140 points • 1,070 views
+1 vote
1 answer

How to change columname in a dataframe

May 21, 2020 in Big Data Hadoop by anonymous
 • 130 points • 801 views
+1 vote
1 answer

starting hive gave me exception

May 20, 2020 in Big Data Hadoop by Hans
 • 130 points • 2,425 views
0 votes
1 answer

What are the career opportunities after doing Big Data course in India?

May 15, 2020 in Career Counselling by akhtar
 • 38,260 points • 884 views
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1 answer

What are good big data courses for freshers?

May 15, 2020 in Big Data Hadoop by akhtar
 • 38,260 points • 1,074 views
0 votes
1 answer

What skills are required to be a Hadoop developer?

May 15, 2020 in Big Data Hadoop by akhtar
 • 38,260 points • 763 views
0 votes
1 answer

Which is the best online Big Data Hadoop course?

May 15, 2020 in Big Data Hadoop by akhtar
 • 38,260 points • 872 views
0 votes
1 answer

Where can I get best spark tutorials for beginners?

May 14, 2020 in Apache Spark by akhtar
 • 38,260 points • 759 views
0 votes
1 answer

pre-processing on NSL_KDD data set

May 13, 2020 by arezoo
 • 220 points • 1,070 views
0 votes
1 answer

Is there any alternative for edureka vm ?

May 10, 2020 in Big Data Hadoop by Preetham
 • 120 points • 916 views
0 votes
1 answer

Py4JJavaError: An error occurred while calling o310.csv. : java.net.ConnectException: Call From master/192.168.56.101 to master:9000

May 7, 2020 in Apache Spark by akhtar
 • 38,260 points • 7,492 views
+1 vote
1 answer

How to convert pyspark Dataframe to pandas Dataframe?

May 7, 2020 in Apache Spark by akhtar
 • 38,260 points • 8,213 views
0 votes
1 answer

How to integrate Machine Learning with Spark?

May 6, 2020 in Machine Learning by akhtar
 • 38,260 points • 884 views
0 votes
1 answer

getting error: -bash: syntax error near unexpected token `('

May 6, 2020 in Big Data Hadoop by Anjali
 • 120 points • 3,258 views
0 votes
1 answer

Error: Couldn't properly initialize access to HDFS internals. Please update your WAL Provider to not make use of the 'asyncfs' provider.

Apr 30, 2020 in Big Data Hadoop by akhtar
 • 38,260 points • 1,617 views
0 votes
1 answer

Exception in createBlockOutputStream java.net.SocketTimeoutException: 69000 millis timeout while waiting for channel to be ready for connect.[connection-pending remote=/ xxx:50010]

Apr 30, 2020 in Big Data Hadoop by akhtar
 • 38,260 points • 2,789 views
0 votes
1 answer

java.lang.NoSuchMethodError: java.util.concurrent.ConcurrentHashMap.keySet()Ljava/util/concurrent/ConcurrentHashMap$KeySetView

Apr 30, 2020 in Big Data Hadoop by akhtar
 • 38,260 points • 1,855 views
0 votes
1 answer

kernel: java: page allocation failure. order:4, mode:0x20

Apr 30, 2020 in Big Data Hadoop by akhtar
 • 38,260 points • 1,173 views
0 votes
1 answer

ERROR [main] client.HConnectionManager$HConnectionImplementation: Can't get connection to ZooKeeper: KeeperErrorCode = ConnectionLoss for /hbase ERROR: KeeperErrorCode = ConnectionLoss for /hbase

Apr 30, 2020 in Big Data Hadoop by akhtar
 • 38,260 points • 2,937 views
0 votes
0 answers

Real time access to data in hadoop

Apr 30, 2020 in Big Data Hadoop by anonymous
 • 120 points • 1,037 views
0 votes
1 answer

ERROR thriftserver.SparkExecuteStatementOperation: Error executing query, currentState RUNNING, org.apache.spark.sql.catalyst.errors.package$TreeNodeException

Apr 29, 2020 in Apache Spark by akhtar
 • 38,260 points • 2,058 views
0 votes
1 answer

Error: sql.out:Error: org.apache.spark.SparkException: Job aborted due to stage failure: Total size of serialized results of 381610 tasks (4.0 GB) is bigger than spark.driver.maxResultSize (4.0 GB)

Apr 29, 2020 in Apache Spark by akhtar
 • 38,260 points • 7,956 views
0 votes
1 answer

"java.lang.ClassNotFoundException" in Spark on Amazon EMR

Apr 29, 2020 in Apache Spark by akhtar
 • 38,260 points • 3,777 views
0 votes
1 answer

How to create one job in Sqoop?

Apr 29, 2020 in Big Data Hadoop by akhtar
 • 38,260 points • 1,010 views
0 votes
1 answer

ERROR tool.BaseSqoopTool: Got error creating database manager: java.io.IOException: No manager for connect string

Apr 24, 2020 in Big Data Hadoop by akhtar
 • 38,260 points • 3,177 views
0 votes
1 answer

error:org.apache.flume.sink.hdfs.HDFSEventSink.process(HDFSEventSink.java:456)] HDFS IO error java.io.IOException

Apr 23, 2020 in Big Data Hadoop by akhtar
 • 38,260 points • 1,779 views
0 votes
1 answer

ERROR node.Application: A fatal error occurred while running. Exception follows. org.apache.commons.cli.MissingOptionException: Missing required option: n

Apr 23, 2020 in Big Data Hadoop by akhtar
 • 38,260 points • 1,677 views
0 votes
1 answer

error: Caused by: org.apache.spark.SparkException: Failed to execute user defined function.

Apr 22, 2020 in Apache Spark by akhtar
 • 38,260 points • 4,379 views
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