Hi Everybody,

Input File : Records are sorted based on the time stamp
Expected input file size will be :2-3TB

timestamp
==============
20141014120523
20141014120534
20141014120537
20141014120542
20141014120549
20141014120555
20141014120565
20141014120570
20141014120512
...
...


Using PIG I need to find the time difference between the Nth record and
Nth-1 Record time stamp (20141014120534 - 20141014120523 = 11 secs).
I need to loop through all the records to get the time difference from
previous record

Example Output
0
11
3
5
...

Please guide.

Regards,
Krishna Kalyan

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