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Thursday, May 01, 2014

DataStage Scenario - Problem19



Goal : Reverse duplicate Removal
  
Input :
source | destination | distance
city1|city2|500
city2|city1|500
city3|city4|500
city4|city3|500 
 
Output :
source | destination | distance
city1,city1,500
city3,city3,500


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