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Data Warehouse Interview Questions
Questions Answers Views Company eMail

Can aggregator and transformer stages use to sort the data? How ?

2 12583

how CAN we remove duplicates in dataset?

IBM,

2 9760

Is it possible to query a hash file?

IBM,

2013

How u implement the slowly changing dimensions if my source table is consisting of cid,cname,add,phno,email but i need to capture the changes for first three columns how u implement?

IBM,

1 6331

Hi Techies, Need your help for achieving this requirement. We have got a requirement to display a report in a page which should diplay max 20 rows but if a report is having totally 17 rows then in the 1st page it has to display 15 rows(divisible by 5) and the other two rows should appear in the next page. Similarly, If a report is having 23 records then in the first page it should display 20 (divisible by 5) and on other page it should display 3 rows. Please advice!

Wipro,

1 4821

what is the formula to measure Baseline

Sristek,

3 7050

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

5975

What is the difference between the system variables $$$SessStartTime and SESSSTARTTIME?

2 13286

i want send my all duplicate record one tar and all uniq records one target how we will perfome explain example: input data eid 251 251 456 456 951 985 out put/target1 251 251 456 456 out put/target2 951 985 how we will bring

Bank Of America, IBM,

13 20647

what are the sites did u refer for enquiries and doubts for SAS

UBS,

2 7268

hi all, can anyone tell where i will get good informatica training in Pune? thanks in advance.

TCS,

5 8112

how many datamarts we will use in real time project and when will use the datamart?pls send the replay early

Tech Mahindra,

2 9805

how many dimentions and fact tables used in your project and what are names of it?

Tech Mahindra,

3 10479

If there are two values at value prompt level and when selecting first value it have to go to date prompt and when selecting second value we have to get output without any prompting. How to solve this issue. if any plz mail me on this vasuattada@yahoo.co.in

HCL,

2 5865

how to develop dynamic dashboards, and what is the difference between static and dyanmic dashboards in report studion and need with example. plz mail me on this email id vasucognos4@gmail.com

NEC,

4007


Un-Answered Questions { Data Warehouse }

Hello, Can you please send the admin and advanced mapping design sample questions to ns_sharmin@yahoo.com?

2347


What is the use of incremental aggregation? Explain me in brief with an example?

1025


what is pmrep command?

2440


What is heterogeneous mapping?

1083


What are junk dimensions?

1076


In my report i want display sales rep name, country ,city how to achieve this by using repeater table

1986


Give some information on report bursting?

997


In microstrategy, how can we direct the sql generated to use a specifc table?

1035


When to use local filter and when to use global filter?

1002


I have ten columns that needs to be totalled... but some columns are empty...how do i get sum all the columns even if sum are empty? Can i get a total of the rows instead of columns? if yes, what is the function to be used?

2013


How can you first report in Business Objects by using broadcast agent?

3064


How to view every column and the columns contained in indexes in teradata?

1057


Difference between informatica vs ab initio?

1318


How will you react when, while consulting a SAS documentation manual to get an answer to a problem, someone says hey, I thought you were supposed to know all that stuff already, and not have to look it up in a book?

2467


What are the different types of reports present in cognos?

988