Why we use lookup transformations?



Why we use lookup transformations?..

Answer / guest

we use lookup transformation to lookup data in a relational
table ,view or synonym.and by using lookup transformation
we can perform the following jobs
-to get the related value
-to perform the calculations
-to update the slowy changing dimentions

Is This Answer Correct ?    3 Yes 1 No

Post New Answer

More Informatica Interview Questions

Is it possible to create multiple domains on a single Informatica server?

0 Answers  


I have Employee table, 10 cols are connected to next transformation, only 4 cols are selected in SQL override. What would be passed to next col.

5 Answers   BirlaSoft,


which transformation should we use to get the 5th rank member from a table in informatica?can we achieve this in sql?

6 Answers   IBM,


supose if ur scr table contains alphanumeric values like 1,2,3,a,v,c in one columen like c1 n now u have load d data in 2 seperare columns like ID should contain only numbers 1,2,3 n NAME col should contain a,b,cin target?How

4 Answers   TCS, Wipro,


how can u generate sequence of values in which target has more than 2billion of records.(but with sequence generator u can generate upto 2 biliion only)

6 Answers   Accenture,


in aggregator transformation we want to get middle record how to implement, source containg empno,name sal,deptno,address

1 Answers   Cognizant,


without using emailtask how will send a mail from informatica?

3 Answers  


My source table having some records ,i want load 1st record and last record into one target?

3 Answers   iGate,


What is meant by a domain?

0 Answers  


Differentiate between a repository server and a powerhouse?

0 Answers  


What is the difference between a table and the materialized view?

2 Answers  


How do you load only null records into target?

0 Answers  


Categories