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Informatica Interview Questions
Questions Answers Views Company eMail

If the values in a row are 1,2,3,3,4,,4,5 then how a rank transformation can rank these values

TCS,

6 11631

what is the diff b/w cached and unchaed look ups

IBM, TCS, Wipro,

3 7752

if we have input eno 1,2,3,1,2,3 year 2001,2002,2003,2001,2002,2003 and sal 10000,20000,30000,20000,30000,40000 ex-output eno totsal 1 30000 2 50000 3 70000

7 8872

wat transf shud i use to achieve this id sal id sal sum src-1 20 tgt 1 20 40 1 20 1 20 40 2 15 2 15 35 2 20 2 20 35

2 5398

if we hav 10 records in a file, can we get first record from it by using Aggregator with out using Groupby Port in it?If Yes..let me know the answer plz!!!

IBM,

8 29215

if we have certain records,if i need to get 5 th rec for the first time to the target,when i run it for next time,i need to get 6th rec...like that it should process.what wil be the procedure to achieve it??

IBM,

1 6181

i have to extract data from a flat file.the flat file has 10 records.i have to extract the 1st and 5th record every time.how is it done.

Emirates, IBM,

10 15056

How to eliminate duplicates from flat file..what is the procedure

4 8164

Suppose we have a csv file with contents as below which is used has a source file. C1,C2,C3,C4 100,200,A B,300 200,400,X,Y,299 ---> it should be 4 values but by mistake 300,600,C D,566 with a comma in between X & Y,its 5. My target takes only 4 columns, How to take care of the 2 record as above without rejecting it and loading in the target. Hope u guys have understood my scenerio

IBM,

4 9082

what is datamart

IBM, Informatica,

4 7722

i have one senario i have table with 2columns one for primary key another is a constant value(zero). i have to lookup the table and get the maximum primary key here i don't have any common column between source and lookup table(wt table i explained above)... table is (i am assuming he didn't give the table) column1 column2 5 0 2 0 8 0 6 0 3 0 12 0 7 0

TCS,

2 5619

wt is the difference between truncate and delete in which situation u use delete and truncate in real time..

TCS,

4 13736

i have source flat file like 1 a,1 b,1 c,2 a,2 b,2 c i want output as 1 a,b,c and 2 a,b,c ... how can achieve this

TCS,

5 10271

enterprise datawarehouse your project phase by phase explain?

Cap Gemini,

1 6232

what is mean by throghput? in informatica

Cap Gemini,

3 9717


Post New Informatica Questions

Un-Answered Questions { Informatica }

What are different types of transformations available in informatica?

955


How can you define user defied event?

993


What is resilience time?

1068


what is the end to end process meaning in my project(my project is development)and functionality plz tell me

1930


How you prepared reports for OLAP?

1566


What are the tasks that can be performed using sq?

1043


generate date / time dimension in informatica

1084


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

1089


What is the use of transformation?

963


How many numbers of sessions can one group in batches?

1035


What are the new features of informatica 9.x at the developer level?

1007


Explain where to store informatica rejected data? How to extract the informatica rejected data?

968


What is data caches/ index caches?

1041


What are the different components of powercenter?

1006


Performance tuning in UNIX for informatica mappings?

2527