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Data Warehouse Interview Questions
Questions Answers Views Company eMail

what are all the deliverables of ETL informatica power center project? what are all updated or created by etl developer as his everyday activities?

1 2388

How to create the list file having millions of flat files while indirect loading in informatica? In indirect file loading, suppose we have less no.of flat files then we can enter files names manually in list file creation. If millions of files are there, how can we enter the flat file names in list file?

HP,

1 2042

In indirect file loading, suppose we have less no.of flat files then we can enter files names manually in list file creation. If millions of files are there, how can we enter the flat file names in list file?

HP,

1 3304

Some flat files are there, out of these having some duplicate. How do you eliminate duplicate files while loading into targets?

IBM,

1 1880

There are 10 flat files; out of 10 files 1 file is empty. How do you identify the empty file? How can you load all files into targets?

Accenture,

1 3529

How do you join more than 3 flat files in informatica?

ITC Infotech,

1 3281

Useful UNIX commands regular/frequently used

Deloitte,

1 4607

How to write the query . eid enm doj dob i want to display the names who worked more than 25 years .

1849

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

1 2624

(1) Is it possible to create measures using objects from different context. (2) If cross context measures are not possible then what about @aggregate_aware() function ,here we use objects from different contexts. (3)Two measures from two different context ,can they be summed at report level.

1 1591

what is repositery?

IBM,

1 1948

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

GE,

1 2943

In work load management there are three options of Low priority, Medium priority and High Priority Jobs which can be used for resource management. why this feature is developed when there is already jobs prescheduled by scheduler or autosys. what will be the use of workload management then?

1 1570

if a variable contain dates like "2015/01"---"2015/12" (yymm) ,How to add day to those dates,if them month is jan then 31 if the month is feb then 28 so on ...

Accenture,

1 1476

What's the difference between VAR A1 - A4 and VAR A1 - A4?

Quintiles,

1 5056


Un-Answered Questions { Data Warehouse }

Source has 2 columns: USA,NewYork INDIA,MUMBAI INDIA,DELHI UDS,CHICAGO INDIA,PUNE i want data in target like below: INDIA,MUMBAI1 INDIA,DELHI2 INDIA,PUNE3 USA,NEWYORK1 USA,CHICAGO2

846


i'm searching on cognos..i want to know real time scenarios..persons having real time exp or undertaking trainings or who searching on cognos...can send me the details...for proper guidence..for project and interview preparation..pls help me out..my mail-id is ammu2india@gmail.com..hope u will respond as soon as possible..thanks..

2767


hi all i am searching for cognos jobs pls inform about the jobs to:santosh.koora@gmail.com

2437


How to add default rules in transformer?

1284


What is node? How many nodes and amps used in your previous project?

1173


Write the unconnected lookup syntax and how to return more than one column.

1174


Explain what is aggregate table and aggregate fact table ... Any examples of both?

1176


Connecting to iserver volume using idapi classes(java classes) and after connecting to iserver I want to execute the rox on iserver and also want know the status whether that job is succesfully run or not?

1101


EXL informatica Questions

1461


how to generate the test data in sas without input data? : Sas-administrator

1202


does anyone "QlikView" BI tool. if you have any docs send me pls. yaparas84@gmail.com

6077


sas implementing companies in pune implementing clinical projects if anyone knows plz send ans immediately

3660


How much data hold in one universe 336 can any one explain about core dimension, balanced dimension, and dirty dimension?

1197


Hi, If anyone has TD 14 Basics dumps or study materials, please share. nirmaaal1991@gmail.com

2493


Hi, Does anybody has lastest SAS certification(base, adv., clinical)dumps,if anybody has please email me at mailtorajani76@gmail.com. Thanks

2313