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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 8289

what is the significance of newlookup port in dynamic look up

1 6345

how many ways can we implement SCD2?

4 15858

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 6153

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

6 9788

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

3 10289

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 13370

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 4994

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 8454

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 6286

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

1 5230

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 5128

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

13 18659

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

4 21479

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 12728

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IBM Informatica Interview Questions

IBM Informatica Interview Questions (179)

Un-Answered Questions

an integer constant must have atleast one a) character b) digit c) decimal point

1043

what is escalation?how it is done?

2520

Explain system rowset functions?

1008

How to capture bitmaps in selenium?

1117

server hot-ws270 is connect to Repository B. What does it mean?

2576

What are the different types of Idoc statuses that you know?

1019

What providers does Ado.net uses?

1027

How would you conduct user interviews if you were trying test a particular interaction?

1339

What's winword exe?

591

write a corrected statement so that the instruction will work properly. if (4 < x < 11) y = 2 * x;

2015

Pls tell me the basic rules of accounts for interview in finanace or accounts section

2226

Is a value in a list excel?

694

Define shade?

What do you mean by dropout?

What is sla? Where we use sla?

609