Informatica Interview Questions
Questions Answers Views Company eMail

If we are using an aggregator but forget to mention the group by port .what will be the output??

Nomura, TCS,

11 30596

I have 2 Sources,If 1st one Read sucessfully,Then only it has to move to read 2nd source.How can i do in INFORMATICA.

4 9315

can we create index and drop index in exsisting table while using infomatica

4 18414

"Change cache" in Informatica ?

2 6528

If no. of source columns is changing every time (First time it is 10 next time it is 20 so on). How to deal with it without changing mapping?

9 13470

What is 'PowerCenter Pushdown Optimization Option' in INFORMATICA ?

5 17427

how we do performence tuning in informatica

3 6831

Diff b/w ShortCut and reusabel Object ?

4 7048

What are the ETL tools available in DWH?

Mphasis,

6 13244

Please let me know how we can implement the below scenario. In a single mapping,more than 500 sources (legacy,VSAM,relational) will be loading into only one target. Whenever I retreive the data(any record) from target, i need to find the details that the record belongs to which source. Thanks in advance..

iGate,

5 10144

Please let me know how to do estimation before staring development in project. Here estimation in the sense how many associates are required, etc to complete the project.

iGate,

1 6149

I want to run a informatica worklow after complition of oracle procedure. That procedure is not running through informatica and can be run at any time in database. Informatica is in windows environment. Is it possible ? If yes please explain.

3 6895

HOw can we load the normalised data ( Vertical data) to (Horizontal data)with out using decode in the expression transformation and the aggregator transformation. But, what exactly I want is .. If we have million of records,it is not possible using decode and search for that Particular Id to pivot into Horizontal data... Can any one of guys please help me in this regard.....

TCS,

3 9138

Router T/R is active but some people are saying it is also passive which is exactly right?

5 18545

how to convert the .doc docs into .txt format using informatica

4 11088


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Un-Answered Questions { Informatica }

My source is delimited flat file Flat file data is H|Date D1|ravi|bangalore D2|raju|pune T|4 The data will be send to target if the fallowing two conditions satisfied 1.The first row Date column is equal to SYSDATE 2.Last record second port equal to number of records. How to achieve?

5546


How can we use mapping variables in informatica?

586


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?

644


What is source qualifier transformation in informatica?

560


Explain what is informatica metadata and where is it stored?

599






What are the advantages of informatica?

562


What is the difference between SOURCE and TARGET BASED COMMITS? What are the deliverables?in your project?

1620


If the source has duplicate records as id and name columns, values: 1 a, 1 b, 1 c, 2 a, 2 b, the target should be loaded as 1 a+b+c or 1 a||b||c, what transformations should be used for this?

8502


What do you mean by blocking transformation?

569


How do you load only null records into target? Explain through mapping flow.

1483


Give some information on report bursting and how to do it in bca as I have to split the report and send different reports to different people?

543


I have 10 columns in a flat file and 10 rows corresponding to that columns. I want column number 5 and 6 for last five records. In unix as well as informtica.

1190


What is transformation?

649


Suppose we have two source qualifier transformations sq1 and sq2 connected to target tables tgt1 and tgt2 respectively. How do you ensure tgt2 is loaded after tgt1?

761


What is pmcmd command?

660