how can we load first and last record from a flat file
source to target?

Answer Posted / hina

Below transformation would work: Add the Nextval port of the sequence generator to both the Rank Transformations. In rank transformation select Top and Bottom resp.
------ Rank Transformation (Top)----Tgt(Ins1)
|
SQ---Sequence Generator-----
|
-------Rank Transformation(Bottom)-Tgt(Ins2)

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