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.

Answers were Sorted based on User's Feedback



If we have 1000 rows were loaded in to datawarehouse and next day the source have 1010 rows so, how..

Answer / 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'

Is This Answer Correct ?    2 Yes 0 No

If we have 1000 rows were loaded in to datawarehouse and next day the source have 1010 rows so, how..

Answer / babu

By selecting 'UPDATE else insert' in the 'Treat source rows
as :'from
session properties we can get updated rows and new rows..

Is This Answer Correct ?    3 Yes 2 No

If we have 1000 rows were loaded in to datawarehouse and next day the source have 1010 rows so, how..

Answer / chinni

hi this is bhargav

u can use "control table logic" to do so

Is This Answer Correct ?    2 Yes 2 No

If we have 1000 rows were loaded in to datawarehouse and next day the source have 1010 rows so, how..

Answer / gazulas

sql override the sq, using a parameter_value.

select * from xxx where date = parameter_value.

pass the value form par file and run it. only particular date records will be extracted....;

Is This Answer Correct ?    0 Yes 0 No

If we have 1000 rows were loaded in to datawarehouse and next day the source have 1010 rows so, how..

Answer / aswinigallery@gmail.com

Yes, we can use scd type 1 (only update flow).

Is This Answer Correct ?    0 Yes 0 No

If we have 1000 rows were loaded in to datawarehouse and next day the source have 1010 rows so, how..

Answer / mahipal reddy

By selecting 'UPDATE' in the 'Treat source data as:'from
session properties we can get only updated rows..

Is This Answer Correct ?    4 Yes 7 No

Post New Answer

More Informatica Interview Questions

Clarify the utilization of aggregator cache record?

0 Answers  


can any one explain me what i have to tell about insurance project in interview,,,,when he asked to tell about ur project

0 Answers  


hi friends ... i have insurance project(informatica),can you please tell me how many table and mappings we need to use?and explain me.. thank you

0 Answers   IBM,


In aggregator if u enable sorted input what will be the output and disable sorted wt is output

6 Answers  


Tell me can we override a native sql query within informatica? Where do we do it? How do we do it?

0 Answers  






have you developed documents in your project? and what documents we develop in realtime?

2 Answers   IBM,


how to run 2 workflows sequentially. plz respond what is the process?

9 Answers   Cap Gemini, Target,


what is unique constraint error ?

2 Answers   TCS,


what is polling?

1 Answers   Informatica,


why we use materialized view over view?

1 Answers   Zensar,


Can we get 1st record through Informatica(without sequence number).

0 Answers  


What is domain and gateway node?

0 Answers  


Categories