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Data Warehouse Interview Questions
Questions Answers Views Company eMail

 Suppose you have n no.of records @ your flat file and you have seen some of records are missing while reaching to the destination. How can you trouble shoot it?

DELL,

2 8215

 Informatica Checkpoints

DELL,

1 3399

 Code page compatibly –Where all changes are made to handle the scenario.

DELL,

1 6284

Hi, I am planning to take Infa Certification exam but am unable to find its dumps anywhere on web. If anybody has it, plz share them with me. jkinfo22@gmail.com Thanks in advance

1 2119

In EMP table, for those emp whose Hiredate is same, update their sal by "sal+500" or else for others keep the sal as it is, how to do it by SQL query

Cap Gemini,

8 14777

Source table ------------- ID NAME --- ------ 101 PANKAJ NULL KUMAR NULL MATHUR 102 JYOTI NULL SAXENA 103 SACHIN NULL TENDULKAR TARGET TABLE ------------- ID NAME --- ------- 101 PANKAJ KUMAR MATHUR 102 JYOTI SAXENA 103 SACHIN TENDULKAR How to do the above scenario in Informatica.

Cap Gemini,

4 10747

Without using OBJECTS Can i write AND run a query in webi/desi? HOW?

Mind Tree,

3 8565

I am having a table with columns ID NAME 1 x and the requirement is to get the o/p like this 1 y ID Count(*) 1 z 1 3 2 a 2 2 2 b 3 c so write a sql query to get the id n how many times its count of repetition n there u shouldn't get the distinct(i.e id-3) Reply as early as possible

IBM,

3 6318

What is the difference between Sychronisatio and join?

Mind Tree,

2 7585

How to resolve the partial result error in the report

Keane India Ltd,

4 20914

I have a scenario like - how can i load 1st record to Trgt1,2nd->Trgt2, 3rd->Trgt3 and again the cycle has to repeat with loading 4th->Trgt1,5th->Trgt2,6th->Trgt3?

ITC Infotech, TCS,

3 10021

how do the project develops? pls specify right from the start to end in step by steps.

ITC Infotech,

2320

Where we use PPI in real time??? What is the disadvantages of PPI?

IBM, Mphasis,

3 10888

What is the Maximum number of volatile tables that can be created?

Mphasis,

4 10455

What is a pseudo key? What is its use???

Mphasis,

2 19087


Un-Answered Questions { Data Warehouse }

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

1202


hi tell be about pfizer? how to compare the work with other companies ? please tell me how to login and work also?

2127


can any one help me now i am learning AB Inito but i don't have material and pdf's can any one provide pdf's to this mail id mohanraju0113@gmail.com thanks in advance...................................

2334


What are the data types present in bo? What happens if we implement view in the designer and report?

1082


1)s.key generate 1 to 700 records today. tomorrow another 400 will updated how to update the records using s.key generator? 2)source is like :-- DB --> T/F stage1 --> seq1file T/f 1 is linking with T/F2 ---> seq 2 how to load the data? in source i given some conditions those r going in seq1. The another data will going to seq2 how to do this ?

2084


Explain scd type 3 through mapping.

1074


How do you load more than 1 max sal in each department through informatica or write sql query in oracle?

1670


I have two different source structure tables, but I want to load into single target table? How do I go about it? Explain in detail through mapping flow.

1239


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

1849


Hi Friends, Please send me Teradata Materials for certifications Thanks in advance !!

2264


What is the purpose of Dataware Control?

1121


If I wanted to run a TPump job only once per day - basically working on a file that is produced once per day - how would you set up the parameters for that sort of job ?

2546


What r the names of the reports that you prepared?

1030


Write the unconnected lookup syntax?

1148


can anyone provide link to download cognos 7.2 version for download along wiht installation and configuration steps tx in advance

2306