Suppose we are transfer data through BDC from legacy to SAP
and their is some duplicate data in legacy system but we
don’t want this in SAP system .So how can we check that this
data is already exist ?

Answer Posted / sivaramakrishna

after importing the data using gui_upload in to internal
table from flat file we use one statement i/e
deleat adjucent duplicate from itab.
now all the duplicate records will be deleated from itab
only non duplicate records are updated.

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