Informatica Interview Questions
Questions Answers Views Company eMail

Useful UNIX commands regular/frequently used

Deloitte,

1 3631

How to convert IBM Cognos generated XML to a readable XML format for ETL tools

1 1848

Why the workflow is failed after running two hours in informatica?

GE,

1 2142

Design a mapping to calculate department wise sum of salaries and load it in single target? Source Target Deptno Salary Deptno Salary 10 100 10 600 10 200 10 600 10 300 10 600 20 200 20 800 20 300 20 800 20 300 20 800 30 400 20 1500 30 500 30 1500 30 600 30 1500

Cap Gemini,

998

Calculate sum of salaries department wise. Then the sum will be repeat for all columns in each department. Develop a mapping for this.

Cap Gemini,

1843

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

957

There are two sessions are connected to the workflow. When the first session run load the data(employees data sum_salaries <= 1000000) into the target1. When the second session run load the data(employees data sum_salaries > 1000000) into the target2. How to achieve this?

Wipro,

1 1682

Target increases every day even though no new record was inserted

Accenture,

1111

Which is the best place to learn Informatica Powercenter Online Training?

1 1313

Can we get 1st record through Informatica(without sequence number).

991

I have a mapping loading 100 records and it failed on 20th record. how to recover it without changing anything.(in prod where we don't have any access).. (the session should should start from 21 record)

Saama Tech,

1091

Using Connected or unconnected lookup for performance wise which one is preferable?.

Deloitte,

1 1925

pmscmd startworkflow -sv -d -u -p -f while running this command I got the error as "no gateway connectivity is provided for your domain name". So anyone please help me how to rectify this error?

HCL,

1055

On which transformations you created partitions in your project?

Cap Gemini,

763

can anyone suggest best free Talend data integration training online

1263


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Un-Answered Questions { Informatica }

What are the tasks that can be performed using sq?

617


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

613


What are mapplets? How is it different from a Reusable Transformation?

630


What can we do to improve the performance of informatica aggregator transformation?

620


What are the informatica performance improvement tips

617






server hot-ws270 is connect to Repository B. What does it mean?

1859


Hi, I want to change date type char value integer value? I tried alter table tab_name modify (newcolumn newdatetype). But The columns have 10 million values(char type) so I want to load now numeric data. How it is possible? Old Values New Value(I want to load numeric data but the old value should be there in the column) Y 1 N 0 ERROR at line 1: ORA-01439: column to be modified must be empty to change datatype Please help on this. Thanks, GM

3455


How to load last n records of file into target table - informatica

600


Write the program through which the records can be updated?

520


how many types of dimensions are available in informatica?

565


What will happen if the select list columns in the custom override sql query and the output ports order in sq transformation do not match?

554


in u flatfile some of fact records are missed then u load the diminision records are not if u load diminsion records what about fact table records

1741


What is the difference between informatics 7x and 8x and what is latest version?

548


Suppose on 1st Nov 2010 you had created a mapping which includes huge aggregator calculations and it is under process for next two days. You will notice that even on 3rd day also its still calculating. So without changing a logic or changing a mapping How will you troubleshot or to run that mapping? Explain the steps

1629


What do you mean by enterprise data warehousing?

649