#bigdata programs in java

Write a Map Reduce program to find max of 2 consecutive columns

Write a Map Reduce program to find max of 2 consecutive columns

Suppose you have 1TB flat file and that file hiving billions of lines integer type data with “,” delimited,Here is we have to find out max number of 2 consecutive columns in 1 TB file.

sample file data:———————— 1,5,8,9,7,4,4,5,8,9 4,3,7,4,5,8,4,5,5,4 . . . . . . . . . 7,2,8,8,9,8,9,5,6,4 ———————— For Ex: 1st column values 1,4,…..,7…