Questão 1136456

(input) <k1, v1> -> filter -> <k2, v2> ->

sort -> <k3, v3> -> mapreduce -> <k3, v3> (output)

(input) <k1, v1> -> map -> <k1, v1> -> reduce ->

<k2, v2> (output)

(input) <k1, v1> -> map -> <k2, v2> -> combine ->

<k2, v2> -> reduce -> <k3, v3> (output)

(input) <k1, v1> -> map -> <k2, v2> -> filter -> <k3, v3> ->

reduce -> <k4, v4> (output)

(input) <k1, v1> -> sort -> <k2, v2> ->

map -> <k3, v3> -> reduce -> <k4, v4> (output)