Question
What does FOREACH do?
Answers
FOREACH is used to apply transformations to the data and to generate new data items. The name itself is indicating that for each element of a data bag, the respective action will be performed.
Syntax : FOREACH bagname GENERATE expression1, expression2, …..
The meaning of this statement is that the expressions mentioned after GENERATE will be applied to the current record of the data bag.   Your Comment




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