Informatica Interview Questions
Questions Answers Views Company eMail

Data is passed from one active trans and one passive trans into a passive transformation.Is the mapping valid or invalid?

L&T,

18 31002

What is a candidate key?

CTS,

7 14077

Suppose we have a (assume relational) source table Product_Id Month Sales 1 Jan x 1 Feb x . . . . . . 1 Dec x 2 Jan x 2 Feb x . . . . . . 2 Dec x 3 Jan x 3 Feb x . . . . . . 3 Dec x . . . . . . and so on. Assume that there could be any number of product keys and for each product key the sales figures (denoted by 'x' are stored for each of the 12 months from Jan to Dec). So we want the result in the target table in the following form. Product_id Jan Feb March.. Dec 1 x x x x 2 x x x x 3 x x x x . . So how will you design the ETL mapping for this case , explain in temrs of transformations.

Accenture, VAMA,

5 9254

In a simple mapping when i use aggregate t/r with out any condition or group by, i am getting output as only last record in the table . can any one explain it please.........?

4 5528

How can i set break points in debugging mode ? can explain steps please?

ABC, TCS,

1 13613

SO many times i saw "$PM parser error " .what is meant by PM?

1 7858

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

1622

i have a table like empid ename year month sal 1 x 98 jan 500 1 x 98 feb 500 1 x 98 mar 500 1 x 99 jan 600 1 x 99 feb 600 2 y 98 jan 600 2 y 98 feb 600 2 y 98 mar 600 2 y 99 jan 700 2 y 99 jan 700 and so on i want to find out totsal for every emp on year wise plz help me

Magna Infotech,

4 9292

i have a table like empid ename year month sal 1 x 98 jan 500 1 x 98 feb 500 1 x 98 mar 500 1 x 99 jan 600 1 x 99 feb 600 2 y 98 jan 600 2 y 98 feb 600 2 y 98 mar 600 2 y 99 jan 700 2 y 99 jan 700 and so on i want to find out totsal for every emp on year wise plz help me

2 4998

Can anyone tell me, when a flat file contains different kinds of delimeters available for each line ( For Ex: First line contains [,*&#$] and second line contains [%@$#%^]. Like that all records having different kinds of delimeters. How can we implement this kind of flat file in informatica?

2 6104

Update strategy transformation is an active transformation.How it changes the number of records that pass through it? Please explain....

2 20109

How can we get multiple output values using an unconnected lookup transformation?

TCS,

2 15568

Is informatica power center designer has 64 bit support?

1 5297

How can a Lookup with Dynamic Cache be replaced in a mapping? Explain.

TCS,

2 6708

i have an aggregater in my mapping and no group by port on any column and i ampassing 100 rows through aggregater,so how many rows i will get as out put from aggregater

5 7428


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Un-Answered Questions { Informatica }

Describe data concatenation?

618


Write the prerequisite tasks to achieve the session partition?

687


What is the function of union transformation?

656


Whats there in global repository

1299


What is update strategy transform?

623






Can we create two repositories on same database instance in oracle?

649


I am new to informatica and learning it,can anybody please tell me how we receive source as flat file in informatica,from where we get this flat file?

1346


Slowly changing dimensions, types and where will you use them

1308


In informatics server which files are created during the session rums?

673


How do you load only null records into target?

782


What are the different lookup cache(s)?

658


Mention few power centre client applications with their basic purpose?

572


What is Cognos script editor?

3824


What are the challenges you have faced in your Project (DWH- ETL)? Explain with example?

7720


What are the measure objects?

702