ETL means extract, transform, load. It is a procedure of coping data from source, then transform the data into proper format and after that it loads the data at the end destination. So that user can take decisions on it.
Basically distributed cache allows you to cache ...READ MORE
Sequence files are binary files containing serialized ...READ MORE
A Zero reducer as the name suggests ...READ MORE
Apache Zookeeper says that it is a ...READ MORE
Firstly you need to understand the concept ...READ MORE
You can create one directory in HDFS ...READ MORE
In your case there is no difference ...READ MORE
The distributed copy command, distcp, is a ...READ MORE
It depends on what kind of testing ...READ MORE
There may be many reasons behind this. ...READ MORE
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