Question
I have a RDD - [(key1,v1,v2),(key2,v3,v4),(key1,v5,v6),(key3,v7,v8). I want to have a final RDD as - [(key1,(y1,y2)),(key2,(y3,y4).....] y1 = sum of the second item in the
I have a RDD - [(key1,v1,v2),(key2,v3,v4),(key1,v5,v6),(key3,v7,v8). I want to have a final RDD as - [(key1,(y1,y2)),(key2,(y3,y4).....] y1 = sum of the second item in the first RDD and y2 = sum of the third item in the first RDD. Any thoughts here?
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Building The Data Warehouse
Authors: W. H. Inmon
4th Edition
0764599445, 978-0764599446
