MapReduce(-1) - -4:
Reduce Plan Empty
|   Store(DummyFil:DummyLdr) - -8957152010410190649
|   |
|   |---Union[tuple] - -4266652190633805129
|       |
|       |---Filter[tuple] - --2465563180022385815
|       |   |   |
|       |   |   Constant(true) - --7092666336106039025
|       |   |
|       |   |---Load(DummyFil:DummyLdr) - --506205335735031954
|       |
|       |---Filter[tuple] - --90170124379688035
|       |   |   |
|       |   |   Constant(true) - --2216790928607759809
|       |   |
|       |   |---Load(DummyFil:DummyLdr) - -7219092146411102494
|       |
|       |---Load(file:/tmp/temp-1456742965/tmp2077335416:org.apache.pig.impl.io.InterStorage) - -5
|       |
|       |---Load(file:/tmp/temp-1456742965/tmp-26634357:org.apache.pig.impl.io.InterStorage) - -7
|
|---MapReduce(-1) - -2:
|   |   Store(file:/tmp/temp-1456742965/tmp2077335416:org.apache.pig.impl.io.InterStorage) - -6
|   |   |
|   |   |---Package(Packager)[tuple]{Unknown} - -810744320494301308
|   |   Local Rearrange[tuple]{Unknown}(false) - --5111685507913827932
|   |   |
|   |   |---Load(DummyFil:DummyLdr) - --2426993543147308005
|
|---MapReduce(-1) - -3:
    |   Store(file:/tmp/temp-1456742965/tmp-26634357:org.apache.pig.impl.io.InterStorage) - -8
    |   |
    |   |---Package(Packager)[tuple]{Unknown} - -7127277012934370361
    |   Local Rearrange[tuple]{Unknown}(false) - --8622295867288126988
    |   |
    |   |---Load(DummyFil:DummyLdr) - -3683227376238667289