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Thread: Sorted merge join applications

  1. #1
    Join Date
    May 2013

    Default Sorted merge join applications

    hello all ,
    I am unable to find the usage of sorted merge join.
    Cud anyone please explain in what conditions its implied in the transformation.
    Does it also needs to be sorted on some specified keys. as we have option of sorting
    available within the same .

  2. #2
    Join Date
    Jul 2009


    Under the samples/transformations folder, there is a example transformation called "Merge Join - Join 2 sorted data sets.ktr" that illustrates how it works, and also has a note that explains it. (I have PDI 4.4 Community Edition, but other editions probably have this example as well.)

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