How to use Delta functionality in Write optimize DSO

[#1]

Hi All

I want to know how delta functionality in Write Optimize DSO works .After going though multiple discussion i know that it is based on request from the source but none of them s explained who it work (by any example /pdf/project example )

Please help me on this .I have already spend number of hours in sdn but no avail .Thanks in advance

[Former Member]

WDSO delta works based on technical keys

if use semantic keys, technical keys will be drop delta works based on semantic keys.

uncheck the do not check duplicate records (not allow the duplicates)

if check allow the duplicates.