questions/big-data-hadoop
Hi, Earlier, there was no operation supported for ...READ MORE
Apache Hive is mainly used for batch processing i.e. ...READ MORE
Hey, try this code import java.io.IOException; import java.util.Iterator; import java.util.StringTokenizer; import ...READ MORE
Partitions are created depending on the end ...READ MORE
I see that you are facing multiple ...READ MORE
Below is the main error you are ...READ MORE
From your current directory run pig -x local Then ...READ MORE
You can use a case class and ...READ MORE
We use MultipleInputs class which supports MapReduce ...READ MORE
Let's start with the definitions Hadoop is an ...READ MORE
Hey there! The definition of these two properties ...READ MORE
To unzip a gzipped (or bzipped) file, ...READ MORE
Vinyl-like crackle sounds. And what is my ...READ MORE
Yes. you can use the hadoop fsck command to do ...READ MORE
du command is used for to see ...READ MORE
The SerDe interface allows you to instruct ...READ MORE
Hive is a data warehouse infrastructure tool ...READ MORE
First create a table, which should have ...READ MORE
Yarn has a command by default to clear ...READ MORE
It depends on the structure of your ...READ MORE
You have to use the right dependency <dependency> ...READ MORE
Try this: FileSystem fs = FileSystem.get(getConf()); fs.delete(new ...READ MORE
Yes, you can use hdfs dfs command ...READ MORE
It seems that your hive server is ...READ MORE
Follow the below steps to load the ...READ MORE
UnknownHostException is thrown when hadoop tries to resolve ...READ MORE
One of the options to check the ...READ MORE
Alright, I think you are basically looking ...READ MORE
Please try the below code and it ...READ MORE
Just use the FileSystem's copyFromLocalFile method. If the source Path ...READ MORE
Hi@akhtar, I think your output is in different ...READ MORE
You can use this command: create table employee(Name ...READ MORE
NameNode records the metadata of all the ...READ MORE
You have to remove the localhost entry from hbase server's ...READ MORE
Here's how we can connect to Hive ...READ MORE
Hi@Manl, To import jar file in your Eclipse ...READ MORE
I set the following properties before I ...READ MORE
Hey, The command you can use to see ...READ MORE
Before installing Sqoop, make sure Hadoop is ...READ MORE
For some reason, the jar hadoop-aws-[version].jar which contains the ...READ MORE
Job tracker's function is resource management, tracking ...READ MORE
You can use hdfs fsck / to ...READ MORE
First of all there is no command ...READ MORE
Hey, The error you are getting because the ...READ MORE
The process to perform incremental data load ...READ MORE
MapReduce: MapReduce is an algorithm used to store ...READ MORE
You are using the below command to ...READ MORE
Join is a clause that combines the records ...READ MORE
Hey, The default zookeeper installation (tar extract) comes ...READ MORE
You can use the aggregator function collect_set to do ...READ MORE
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