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 30525

What is a candidate key?

CTS,

7 13892

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 9094

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 5384

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

ABC, TCS,

1 13527

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

1 7785

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

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 9051

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 4883

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 5996

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

2 19945

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

TCS,

2 15439

Is informatica power center designer has 64 bit support?

1 5225

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

TCS,

2 6606

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 7258


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Un-Answered Questions { Informatica }

Can I use same Persistent cache(X.Dat) for 2 sessions running parallely? If it is not possible why?If yes How?

1616


Explain about cumulative Sum or moving sum?

618


What is the fact table?

584


Different sorts of metadata that stores in the storage facility?

554


Under which circumstances, informatica server creates reject files?

589






What do you mean incremental aggregation?

621


How to display session logs based upon particular dates. If I want to display session logs for 1 week from a particular date how can I do it without using unix. ?

1599


explain about unit testing? in real time?

1653


What are the components of Informatica? And what is the purpose of each?

614


What is the difference between stop and abort in informatica

655


What is a dimensional model?

581


waht type of interface is used for testing the data in informatica

1828


Suppose we configure sorter transformations in the master and detail pipelines with the following sorted ports in order: item_no, item_name, price. When we configure the join condition, what are the guidelines we need to follow to maintain the sort order?

652


hi friends .i designed mapping in windows but i want to run mapping in linux.should i install the server components in linux?

1525


How do you manage the Parameter files while migrating your data from one environment to another environment?

536