questions/big-data-hadoop
Hi@Hasid, To avoid this error, you have to ...READ MORE
Hey, This Hadoop fs command appends single sources ...READ MORE
Define the HADOOP_CONF_DIR environment variable to your Hadoop configuration ...READ MORE
Hi@akhtar, Here you have to add the below ...READ MORE
You can use the get_json_object function to parse the ...READ MORE
Yes, you can. In fact many people ...READ MORE
Hi@Som, This error is not related to Prometheus ...READ MORE
Name nodes: hdfs getconf -namenodes Secondary name nodes: hdfs getconf ...READ MORE
Fair Scheduling is the process in which ...READ MORE
You can run the below code to ...READ MORE
Suppose you need to load this in ...READ MORE
job.setOutputValueClass will set the types expected as ...READ MORE
This command should be executed in MySQL ...READ MORE
COUNT is part of pig LOGS= LOAD 'log'; LOGS_GROUP= ...READ MORE
Try this instead: select from_unixtime(unix_timestamp()); If you have an ...READ MORE
Apache Hadoop is a collection of open-source ...READ MORE
With dev tools you can install directly ...READ MORE
You can do the following method, copy to ...READ MORE
Hi@Akshitha, This seems like a path issue. you ...READ MORE
I have set up a multi-node Hadoop ...READ MORE
Hive has a relational database on the ...READ MORE
Spark is a distributed in memory processing ...READ MORE
The problem is with the dependencies. The ...READ MORE
Hey, Hive subquery is a select expression enclosed ...READ MORE
Hey, The suspend option suspends a workflow job in RUNNING status. After ...READ MORE
Seems like hadoop path is missing in java.library.path. ...READ MORE
In your error, it says that the ...READ MORE
Hey, As the error suggested that you have ...READ MORE
To find this file, your HADOOP_CONF_DIR env ...READ MORE
Hi, Yes, you can do it by using ...READ MORE
Maybe you don't have the install point ...READ MORE
hadoop jar hadoop-multiple-streaming.jar \ ...READ MORE
Javac is used for compiling your java ...READ MORE
This behavior is because Hive by default ...READ MORE
You can dump Hadoop config by running: $ ...READ MORE
Hey, This is because the user directory not ...READ MORE
Actually they both do the same except touchz is ...READ MORE
Multiple files are not stored in a ...READ MORE
The entries in your .bashrc file looks ...READ MORE
I would recommend you to use FileSystem.rename(). ...READ MORE
Hi@sivachandran, You can monitor the metrics of your ...READ MORE
import commands hdir_list = commands.getoutput('hadoop fs -ls hdfs: ...READ MORE
Hi@akhtar, If you're running a pseudo-distributed setup, you ...READ MORE
Hi @judy, It is possible to Simplifying Hadoop deployments ...READ MORE
Hadoop generally consists of three major components: HDFS It ...READ MORE
Hi@akhtar, It seems you are providing the wrong ...READ MORE
Hey, Creating children is similar to creating new ...READ MORE
A Zero reducer as the name suggests ...READ MORE
Hi As you write mapper and reducer program ...READ MORE
You have to start JobHistoryServer process specifically ...READ MORE
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