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Informatica Interview Questions
Questions Answers Views Company eMail

How to improve the session performance in informatica?

Accenture,

3 21660

Can some one explain me about Telecommunications(wireless) project in Informatica? Thanks in advance

2026

,if we have single SQ in flow and we have router in which it has two group and we want to join these two groups with joiner ?is it possible?

Emphasis,

3 8160

2,if we have 3 pipeline containing 3 targets and each target is connected with diff sequence generator ,let us assume first target is populated with seq no1-9,so what would be the number generated by other two sequence generator?what is the diff in o/p if when we use reusable sequence generator?what would be the diff if we place expression in between target and sequence generator?

Emphasis,

2 6478

what is curr val use for in sequence generator?

Emphasis,

2 7690

there is a mapping with expression and mapping we create some condition for insert and update and followed by update startegy ,can we update and insert on a single target based on condition?

Emphasis,

1 4958

what is the necessity to use update strategy?(except for updates)

Emphasis,

2 6443

What is the method of seperating unique and duplicate records in session level?

Emphasis, JBL, Wipro,

2 10360

My source is flat file which contain only one column with data type varchar.now i want to send string data types into one target and if any numbers and special characters are there that should be send it into another target.so how do you design a mapping for this?

Accenture,

6 12032

-Which expression we can not use in Maplets?, -Can we join(relate) two dimensions in a schema? -Why and where we use 'sorted input' option?

TCS,

1 5886

i have thousand records in my source(flat file) i wanna load 990 records i don't want load first 5 records and last 5 records at informatica level?

Satyam,

3 9243

Write a query to display Which deptno is containing highest Sal > avg (sum (Sal)) of all deptno; Avg (sum (Sal)) o f all deptno= 9675 Deptno, sum (Sal) 10 8750 20 10875 30 9400

iGate,

7 11244

I have been working in Informix-4gl for the past 2 years in an MNC company.But I'm interested to work in Business Intelligence tools. Is it possible to change the technology now? I'm really confused, please help me

1 9105

What are steps to follow Informatica migration from 7x to 8x? Pls Explain...

CTS, TCS,

1 6538

What are the issues you have faced in your project? How did you overcome those issues?

CTS, FEEE, TCS,

2418


Post New Informatica Questions

Un-Answered Questions { Informatica }

How to generate sequence numbers?

1137


Design a mapping to get the pervious row salary for the current row. If there is no pervious row exists for the current row, then the pervious row salary should be displayed as null.

1345


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

1144


How are the sources and targets definitions imported in informatica designer?

1174


How to load data in informatica ?

1070


how can we find the bottle neck in SQL Query in SOURCE QUALIFIER, and how can we tune it..?

7190


can we override a native sql query within informatica? Where do we do it?

1168


explan ur project architecture?

2129


What is a sequence generator transformation?

1075


Explain is there any way to read the ms excel datas directly into informatica? Like is there any possibilities to take excel file as target?

1168


Did u used latest transformations of 8.6.0? for what?

1933


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

2074


I have three same source structure tables. But, I want to load into single target table. How do I do this? Explain in detail through mapping flow.

1341


Is it possible to revert a global repository to local one and why?

1141


How can we handle two sessions in informatica?

1098