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How to create a simple Jar File from the list of class files in a directory?
We can use below command. Don’t miss the space between / and . at the end
$ jar -cvf jarfilename.jar -C <classfiles folder>/ .
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What are the main components of Mapreduce Job ?
Main driver class which provides job configuration parameters. Mapper class which must extend org.apache.hadoop.mapredu...
TO_CHAR
This will be used to extract various date formats. The available date formats as follows. Syntax: to_char ( date , fo...