Trending questions in Big Data Hadoop

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How many files can hive create in HDFS duringbMapReduce job?

There is a limit on how many ...READ MORE

May 21, 2019 in Big Data Hadoop by Charuni
1,345 views
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1 answer

How to enable LDAP authenticaition in Hue?

You can enable LDAP authentication with HiveServer2 by ...READ MORE

Jun 3, 2019 in Big Data Hadoop by Bhavan
784 views
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Failed to upgrade the metastore in Hive?

Hey, If the problem you are having do the ...READ MORE

May 30, 2019 in Big Data Hadoop by Gitika
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991 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
• 65,770 points
1,027 views
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what is the difference between drop and drop_all command in Hbase?

Hey, drop:- This command is used to drop ...READ MORE

May 24, 2019 in Big Data Hadoop by Gitika
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1,206 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
772 views
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1 answer

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
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1,068 views
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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
599 views
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1 answer

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
1,072 views
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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
974 views
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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
764 views
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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
1,363 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
1,473 views
0 votes
1 answer

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
949 views
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Connecting to HiveServer2 with SSL enabled.

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

Jun 4, 2019 in Big Data Hadoop by Dinesh
687 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
• 65,770 points
981 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
• 65,770 points
1,577 views
0 votes
1 answer

What is pig storage and why it is used?

Hello, In pig, there is a default load ...READ MORE

May 8, 2019 in Big Data Hadoop by Gitika
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edited May 8, 2019 by Gitika 1,872 views
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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
883 views
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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
580 views
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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
701 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
1,299 views
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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
1,462 views
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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
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1,158 views
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How to clear yarn cache?

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

Feb 5, 2019 in Big Data Hadoop by Omkar
• 69,220 points
5,794 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
1,080 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
1,207 views
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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
1,458 views
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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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762 views
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1 answer

HBase configuration in Hue

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

May 27, 2019 in Big Data Hadoop by Reshma
937 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
• 69,220 points
8,102 views
0 votes
1 answer

Pig: ParseException: File not found

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

May 23, 2019 in Big Data Hadoop by Tina
1,108 views
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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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757 views
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Sqoop import tables to Accumulo

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

May 16, 2019 in Big Data Hadoop by Tina
1,402 views
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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
808 views
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1 answer

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
796 views
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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
1,443 views
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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
919 views
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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
1,041 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
781 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
1,209 views
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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
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817 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
775 views
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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
814 views
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Where to check hive -warehouse path?

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

May 23, 2019 in Big Data Hadoop by Reshma
1,076 views
0 votes
1 answer

How to configure Hue for TLS/SSL communication?

Follow these steps from the root of your ...READ MORE

May 24, 2019 in Big Data Hadoop by Loki
1,028 views
0 votes
1 answer

How can I change data in HDFS?

You can not modified data once stored ...READ MORE

Feb 19, 2019 in Big Data Hadoop by Rishi
5,119 views
0 votes
1 answer

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
• 65,770 points
720 views
0 votes
1 answer

How to add filter for groups in Hue?

Open the Hue configuration file Search for [[ldap]] section Search for [[[groups]]] section Set the ...READ MORE

May 28, 2019 in Big Data Hadoop by Karan
852 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
• 65,770 points
1,759 views