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If we have 1000 rows were loaded in to datawarehouse and
next day the source have 1010 rows so, how can we loaded
only updated rows into target.
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Answer Posted / priyank
At mapping level,
SRC --> EXP --> FIL --> TGT
--> LKP_TGT
where
LKP_TGT: The look up on the target tables key columns
EXP:
OUT_UPD --> IIF(LKP_TGT.COL is NOT NULL AND ((LKP_TGT.COL1
<> SRC.COL1) OR (LKP_TGT.COL2 <> SRC.COL2)....,'UPD','INS')
FIL: OUT_UPD --> OUT_UPD='UPD'
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