Trending questions in Big Data Hadoop

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How to overwrite HIVE_HOME while using sqoop?

Sqoop by default takes the HIVE_HOME as ...READ MORE

May 15, 2019 in Big Data Hadoop by Vidya
1,747 views
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1 answer

Hadoop: java.lang.IllegalArgumentException: Wrong FS: expected: file:///

Try this: Configuration configuration = new Configuration(); FileSystem fs ...READ MORE

Dec 12, 2018 in Big Data Hadoop by Omkar
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8,393 views
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How to set alternate user for new connection in Hue?

You can use the hive.server2.proxy.user property to do ...READ MORE

Jun 3, 2019 in Big Data Hadoop by Lohith
921 views
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High Availability Yarn configuration in Hue

Here's the default configuration suggested by the ...READ MORE

May 30, 2019 in Big Data Hadoop by Rajan
1,093 views
0 votes
1 answer

How to make Hue to submit jobs to Yarn?

First, you will have to configure oozie to use ...READ MORE

May 30, 2019 in Big Data Hadoop by Sagar
1,128 views
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1 answer

To locate the HBase data cell which three co-ordinate is used ?

Hey,  HBase uses the coordinates to locate a ...READ MORE

May 29, 2019 in Big Data Hadoop by Gitika
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1,163 views
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1 answer

How to clear yarn cache?

Yarn has a command by default to clear ...READ MORE

Feb 5, 2019 in Big Data Hadoop by Omkar
• 69,180 points
6,045 views
0 votes
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How to start Command Line Interface in Zookeeper?

Hey, To start the CLI for zookeeper you can ...READ MORE

May 28, 2019 in Big Data Hadoop by Gitika
• 65,730 points
1,206 views
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Installing WebHCat on Ubuntu

To install WebHCat on ubuntu using apt-get, ...READ MORE

Jun 3, 2019 in Big Data Hadoop by Richard
902 views
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How to set SQLite Query Configurations in Hue?

To set the query configurations, you will ...READ MORE

May 27, 2019 in Big Data Hadoop by Suri
1,211 views
0 votes
1 answer

Hive: Change data format for DDL output

By default, the DDL output is set ...READ MORE

May 20, 2019 in Big Data Hadoop by Karan
1,498 views
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What is the command to know the details of your data created in a table in Hive?

Hey, Yes, there is a way to check ...READ MORE

May 15, 2019 in Big Data Hadoop by Gitika
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1,749 views
0 votes
1 answer

Factorial function in Impala

There are two ways to do this: select ...READ MORE

Jun 7, 2019 in Big Data Hadoop by Reshma
708 views
0 votes
1 answer

HiveServer2: Enable LDAP Authentication for managed clusters

Follow the below mentioned steps to enable ...READ MORE

Jun 3, 2019 in Big Data Hadoop by Karan
873 views
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Change HDFS Cluster configuration in hue

You have to set this in hue configuration file. ...READ MORE

May 29, 2019 in Big Data Hadoop by Tina
1,079 views
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1 answer

How is Delete command is different with remove command with znode in zookeeper?

Hey, Delete (delete /path) command is similar to remove command, except the ...READ MORE

May 28, 2019 in Big Data Hadoop by Gitika
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1,123 views
0 votes
1 answer

How to create a Table using HBase shell ?

Hey, You can create a table using the create command, ...READ MORE

May 23, 2019 in Big Data Hadoop by Gitika
• 65,730 points
1,348 views
0 votes
1 answer

Specify JDBC driver to use with Sqoop

Mention the JDBC driver in the sqoop import ...READ MORE

May 17, 2019 in Big Data Hadoop by Kishan
1,594 views
0 votes
1 answer

Connecting to HiveServer2 with SSL enabled.

The connection URL format to connect to ...READ MORE

Jun 4, 2019 in Big Data Hadoop by Dinesh
817 views
0 votes
1 answer

How to install WebHCat Rest server on Centos?

Open the terminal and run the following ...READ MORE

Jun 3, 2019 in Big Data Hadoop by Harry
847 views
0 votes
1 answer

Run Oozie against a federated Cluster

You can run Oozie against the federated ...READ MORE

Jun 6, 2019 in Big Data Hadoop by Nanda
714 views
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1 answer

How to compress output of the mapreduce output in Hive?

To compress the output of the MapReduce ...READ MORE

May 20, 2019 in Big Data Hadoop by Hiran
1,435 views
0 votes
1 answer

Setting Job Tracker port in Hue

Open the hue configuration file and under the [[mapred_clusters]] property set ...READ MORE

May 31, 2019 in Big Data Hadoop by Raj
1,005 views
0 votes
1 answer

How to set output path for sqoop generated code?

To set output path for the generated ...READ MORE

May 17, 2019 in Big Data Hadoop by Suman
1,600 views
0 votes
1 answer

Hive: Dynamic partition without using static partition

Hive asks for a static partition as ...READ MORE

May 21, 2019 in Big Data Hadoop by Suman
1,392 views
0 votes
1 answer

How to set Secret Key for Hue?

You have to set the secret key ...READ MORE

May 24, 2019 in Big Data Hadoop by Yogi
1,238 views
0 votes
1 answer

Sqoop import tables to Accumulo

To make sqoop import data into Accumulo, ...READ MORE

May 16, 2019 in Big Data Hadoop by Tina
1,581 views
0 votes
1 answer

HBase configuration in Hue

Hue allows you to point to the ...READ MORE

May 27, 2019 in Big Data Hadoop by Reshma
1,082 views
0 votes
1 answer

How to add server-side configuration for secure operation in HBase?

Hey, First, ensure that your underlying HDFS configuration ...READ MORE

May 31, 2019 in Big Data Hadoop by Gitika
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903 views
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Pig: ParseException: File not found

By convention, the pig script that you ...READ MORE

May 23, 2019 in Big Data Hadoop by Tina
1,247 views
0 votes
1 answer

Hadoop HDFS .jar registration Issue

Please use the register command inside the ...READ MORE

May 23, 2019 in Big Data Hadoop by Yogi
1,247 views
0 votes
1 answer

How to check Hue configuration?

There are two ways to do this: Visit http://myserver:port and ...READ MORE

May 24, 2019 in Big Data Hadoop by John
1,198 views
0 votes
1 answer

How to turn on REST gateway impersonation in HBase?

Hey, To turn on REST gateway impersonation, we ...READ MORE

May 31, 2019 in Big Data Hadoop by Gitika
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890 views
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How to build Zookeeper repository for Hue?

Open the terminal and run the following ...READ MORE

May 30, 2019 in Big Data Hadoop by Liam
935 views
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Why is Hive not good for OLTP?

Apache Hive is mainly used for batch processing i.e. ...READ MORE

Jan 7, 2019 in Big Data Hadoop by Omkar
• 69,180 points
7,154 views
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How to set HBase configuration file to set the heap to 4 GB ?

Hey, The following lines in the hbase-env.sh file shows how ...READ MORE

May 31, 2019 in Big Data Hadoop by Gitika
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887 views
0 votes
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How to set High Availability for MapReduce cluster in Hue?

To do this, you have to set ...READ MORE

May 30, 2019 in Big Data Hadoop by Tina
936 views
0 votes
1 answer

Processing BLOB data in Sqoop

This is a common problem while using ...READ MORE

May 15, 2019 in Big Data Hadoop by Vasant
1,573 views
0 votes
1 answer

How to set mapping to java in sqoop?

Hey @Chris, to set the mapping to ...READ MORE

May 15, 2019 in Big Data Hadoop by Reshma
1,574 views
0 votes
1 answer

How to set Sentry server details in Hue?

You have to set the server details ...READ MORE

May 30, 2019 in Big Data Hadoop by Karna
924 views
0 votes
1 answer

How to configure the metastore service to communicate with the MySQL database in Hive?

Hey, This step shows the configuration properties you ...READ MORE

May 29, 2019 in Big Data Hadoop by Gitika
• 65,730 points
959 views
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1 answer

I have installed Hadoop on Ubuntu but name node is not running.

If you are using Hadoop version-2.7.7, then ...READ MORE

Apr 30, 2019 in Big Data Hadoop by Gitika
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2,324 views
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How to load unencrypted tables to encrypted in Hive?

Refer to the below command to load ...READ MORE

May 30, 2019 in Big Data Hadoop by John
913 views
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1 answer

How to set history server api in Hue?

You have to set this in hue configuration ...READ MORE

May 30, 2019 in Big Data Hadoop by jana
951 views
0 votes
1 answer

What are Map in pig?

Hey, Map comes under the data mode in ...READ MORE

May 7, 2019 in Big Data Hadoop by Gitika
• 65,730 points
1,911 views
+1 vote
1 answer

Need help installing Flume on Windows

Hi. Here's what you need.  Follow the below ...READ MORE

Feb 27, 2019 in Big Data Hadoop by Thakur
4,878 views
0 votes
1 answer

CDH: Permission for Hbase user for Hbase key.

You can grant the permission for Hbase ...READ MORE

May 31, 2019 in Big Data Hadoop by Tina
868 views
0 votes
1 answer

Where to check hive -warehouse path?

You can check this path in Hue ...READ MORE

May 23, 2019 in Big Data Hadoop by Reshma
1,207 views
0 votes
1 answer

Hive: How to compress intermediate jobs?

The option hive.exec.compress.output will only compress the output. To ...READ MORE

May 20, 2019 in Big Data Hadoop by Raman
1,331 views
0 votes
1 answer

Setting Pig examples on Hue

Hi. Any property of Pig can be ...READ MORE

May 27, 2019 in Big Data Hadoop by Esha
1,030 views