Answer / chandu

change capture stage produces the differences in two sets
of data that is before set and after set by comparing it
thru row wise in two sets, while in case of difference it
produces by diff code based on column wise this my answer
can any one justify it

Answer / rajeshchunduri

change capture is processing stage. it supports 2 i/p links
called before and after and 1 o/p link.this stage is used
to represent the changes made to the before source to obtain
the after source .
difference stage supports 2 i/p's and 1 o/p .this vl give
the information about changes made before source to obtain
after source.

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