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How to start Hive metastore service as a background process?
We can start hive metastore service as a background process with below command.
Shell
$ hive --service metastore &
By using
kill -9 <process id>
we can stop this service.
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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...