Informatica Interview Questions
Questions Answers Views Company eMail

what is the need of session partitioning... how it is useful in real time

Amazon,

3 7420

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

IBM,

1 4504

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.

IBM,

1 4415

What is diff between connected and unconnected lookup?

BirlaSoft, Blue Star Infotech,

5 7238

What is diff joiner and lookup

BirlaSoft,

4 7198

what is mapping parameter and mapping variables

BirlaSoft,

1 4295

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

BirlaSoft, IBM,

13 15143

without matching columns in two tables. how can you join

BirlaSoft,

5 9713

how to call lookup qualifer in unconnected look;up

BirlaSoft,

1 4895

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

2133

I have in my source Records like 100,101,102 etc. I have router transformation which has groups like one group is empno=100, second group is empno>99. Now i want to know my source record 100 loads into which group?

Span Systems,

5 6672

My Source qualifier has empno, sal. Now my mapping is like SQ(EMPNO)->AGGR->EXP->TARGET SAL ------------>TARGET ? Is this mapping valid or any issues are there if we design like this?

Span Systems,

3 4978

My Source qualifier has empno, sal. Now my mapping is like SQ(EMPNO)->AGGR->EXP->TARGET SAL ------------>TARGET ? means only one source qualifier has 2 columns like empno, sal. connected to same target as shown in above mapping.Is this mapping valid or any issues are there if we design like this?

Span Systems,

2 4124

how to design mapping half of source table records into one target and remaining half into another target

ABC,

8 12699

there is a product table prodid prodname price 100 cinthol 10 101 hamam 10 102 neem 20 103 cake 30 in the above table the price of some products are duplicated and some product prices are distinct we want to push the duplicated prices to one target and non-duplicated prices to other target without using expression and sequence generator transformation

4 5728


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Un-Answered Questions { Informatica }

Explain the shared cache and re-cache?

606


HAI FRIENDS THIS KISHORE FROM KUMBAKONAM. I HAVE COMPLETED MY MCA IN SASTRA UNIVERSITY WAITING FOR MY 6 TH SEM RESULT.DURING MY PROJECT I HAVE DONE INFORMATICA COURSE AS MY AREA INTEREST COURSE IN CORE MIND TECHNOLOGIES CHENNAI.I HAVE ENQUIRY ABT ALL IT PEOPLE FOR DATAWAREHOUSING THERE IS NO OPENING FOR FRESHERS. WITH SOME EXPERIENCE ANY OTHER DOMAIN TNEN ONLY U CAN GET THAT DOMAIN(DATAWAREHOUSING) JOB.BUT I AM MORE INTEREST ON THAT TO WORK ON THAT DOMAIN(INFORMATICA).WHAT TO I DO. I AM IN HELPLESS FRIENDS/EXPORTS.WAITING FOR REPLY

1680


What is Story point Estimation ? Can any one give just an introduction about this ? Advance Thanks

4766


Difference between Data and Index Caches?

646


What are the different transaction levels available in transaction control transformation?

671






What is decode in static cache?

586


What is deployment group?

678


In development project what is the process to follow for an etl developer from day1

1271


Explain the informatica workflow?

582


What are the guidelines to be followed while using union transformation?

635


How to handle decimal places while importing a flatfile into informatica?

712


How we can create indexes after completing the loan process?

722


What is meant by pre and post session shell command?

613


Can any one give me a real time example for FACT TABLE & DIMENSIONAL TABLE?

1632


Please tell me which institute is the best to study Informatica and asp.net in chennai Also please send me the latest interview questions in asp.net,c# and sql server to my id ramtryin@gmail.com

1584