Hadoop DP Notes
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What are the different Relational Operators available in pig language?
Relational operators in pig can be categorized into the following list
Loading and Storing
Filtering
Grouping and joining
Sorting
Combining and Splitting
Diagnostic
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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...