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IBM Informatica Interview Questions
Questions Answers Views Company eMail

how do u fnd the duplicate rows and how to delete the duplicate rows?

 2 7325

what is the significance of newlookup port in dynamic look up

1 5507

how many ways can we implement SCD2?

 4 14430

I am having a table with columns ID NAME 1 x and the requirement is to get the o/p like this 1 y ID Count(*) 1 z 1 3 2 a 2 2 2 b 3 c so write a sql query to get the id n how many times its count of repetition n there u shouldn't get the distinct(i.e id-3) Reply as early as possible

 3 5071

how may sources can be used in a mapping at a time?(limit)

 6 7661

what is the difference between look up and joiner(don't say joiner sopport only = where as look up support non-equijoin).

 3 9038

suppose i have 1000 records and i want to load half of the record in target 1 and half in target2.how u'll do?

 9 10741

while for 100 records in source table loaded sucessfully in trgt table . assume ,session will take 10min or 5 min to successfully succeeded. then 100 million records r there in source how much time will take by session to succeeded. there no fail ok.trgt table will load 100 million records with out any errors . don't tell perfect time . assume your self how much time to succeeded?

 1 4330

lookup is passive y can't it be active? let us say i have some records in my source like 101,rohit,1000 101,rohit,1000 102,kumar,2000 like wise now as it is having multiple matches i return only first,last value it can't return bouth the values that means lookup is acting as select distinct right by default what means it is active?

5 6901

differnece between joiner and a look up(please don't give just definitions)....i mean in which scenario it is better to use joiner and in which scenario better o use lookup ??

 2 5238

performance wise which one is better in joiner and lookup transformation?why?explain clearly?

 1 4532

every DWH must have time dimension so now what is the use of the time dimension how we can calculate sales for one month,half-yr'ly,and year'ly?how we are doing this using time dimension.

 1 4435

if i am having 10 records in source, i want 20 records in target...how will you do it

 13 15203

performance wise which one is better in joiner and lookup transformation?why?explain clearly?

 4 19760

There is a table with emp salary column how to get the fields belongs to the salary greater than the average salary of particular department. Write a query

 7 10571

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IBM Informatica Interview Questions


Un-Answered Questions

Consignment matl how will be use

1520

What element does the symbol au stand for?

587

Which instrument is used for measuring high temperatures?

590

can i get hindi version of is codes based on civil engineering?

3889

Do you know what are the purpose of washing?

1




how to calculate short circuit current for the busbar

959

On which interface you will be working as a developer?

642

Explain the type of clustering in R?

73

Ho can you re-render a component without using setState() function?

173

What cycle most directly describes the working cycle of a heat engine operating as an ideal engine of maximum thermal efficiency?

521

What are the advantages that you can get from mainframe connect in sybase?

481

What is Apex in Salesforce?

314

What is session storage and how can you create one?

485

Which are sixteen bit registers of 8085?

592

What is cascadetype in hibernate annotations?

179