Informatica Interview Questions
Questions Answers Views Company eMail

I have a flat file, want to reverse the contents of the flat file

Informatica,

680

which one is better performance wise joiner or look up

Informatica,

616

write a query to retrieve the latest records from the table sorted by version(scd)

Informatica,

625

How many types of sessions are there in informatica.please explain them?

Informatica,

665

Which transformation is needed while using the Cobol sources as source definitions?

Informatica,

717

What is an unconnected transformation?

Informatica,

654

What is the status code in stored procedure transformation?

Informatica,

677

Explain dynamic target flat file name generation in informatica

Informatica,

637

update strategy transformation in informatica

Informatica,

628

Difference between Data and Index Caches?

Informatica,

643

How many ways are there to create ports?

Informatica,

711

Which means the first record should come as last record and last record should come as first record and load into the target file?

Informatica,

599

What is blocking transformation?

Informatica,

704

Explain the tuning lookup transformation - informatica

Informatica,

601

Explain about Informatica server process that how it works relates to mapping variables?

Informatica,

614


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Un-Answered Questions { Informatica }

generate date / time dimension in informatica

709


IN SCD1, insource we have 10 billion records and in the first day its uploaded successfully and in the second day its taking time to upload because some records it might get update or insert new records. As a developer what will be the better solution for this??

551


Why filter transformation is an active one?

553


how will u take the data from clint server and next what u do in datamodeling what u will u do in staging area what u will u do next what u are doing please give the step by step by process

1685


Which means the first record should come as last record and last record should come as first record and load into the target file?

599






What is flashback table ? Advance thanks

1473


Design time, run time. If you don't create parameter what will happen

1413


Informatica settings are available in which file?

579


What are the measure objects?

647


lookup transformation with screenshots

3546


Hi, I saw one mapping implemented by my seniors . In Expression transformation they implemented following logic. That is iif(is_date(in_UC_DATINV,'YYYYMMDD'),to_date(in_UC_DATINV,'Y YYYMMDD'),'Inventory Date is either invalid or null') Inventory_Date is validated only for is_date() But not validated for notisnull() . But error says “ either invalid or null “ why? Whether is_date() also check for not isnull() ? or in this logic something is different ? Please answer me . Advance thanks

1399


What happens to map if we alter the datatypes between source and its corresponding source qualifier?

594


what kind of issue you will get in environment? (we ll call help desk to raise ticket rite?

1611


Performance tuning( what you did in performance tuning)

1477


How to load a Dimension ? and how to load a fact table?

941