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Union Transformation

Union Transformation Overview . The Union transformation is a multiple input group transformation that is used to merge data from multiple pipelines or pipeline branches into one pipeline branch. E.g.: Records r1,r2 coming from one expression and records r3 , r4 coming from a 2nd expression. In another expression we want to get the records as r1,r2 , r3 and r4... This is done using union transformation.

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Union Transformation

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