1.

What Is Skew And Skew Measurement?

Answer»

skew is the mesaureof DATA flow to each partation .
suppose i/p is comming from 4 files and size is 1 GB
1 gb= ( 100mb+200mb+300mb+5oomb)
1000mb/4= 250 mb
(100- 250 )/500= --> -150/500 == cal ur self it wil COME in -ve value.
calclu for 200,500,300.
+ve value of skew is ALLWAYS desriable.
skew is a indericet measure of graph.

skew is the mesaureof data flow to each partation .
suppose i/p is comming from 4 files and size is 1 gb
1 gb= ( 100mb+200mb+300mb+5oomb)
1000mb/4= 250 mb
(100- 250 )/500= --> -150/500 == cal ur self it wil come in -ve value.
calclu for 200,500,300.
+ve value of skew is allways desriable.
skew is a indericet measure of graph.


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