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Data Warehouse Interview Questions
Questions Answers Views Company eMail

what is the function in Transformer stage can act as Rank function in Oracle

Reliance,

1 14543

how can we send even and odd records from a sequential file to two different targets

IBM, iGate, TCS,

10 34787

how can we perform the 2nd time extraction of client database without accepting the data which is already loaded in first time extraction

Reliance,

1 5773

why we use parameters instead of hard code in datastage

HCL,

4 13375

which memory is used by lookup and join

IBM,

5 12898

we have two tables emp,dept.emp has eno,ename,sal and dept has deptno,dname.how to find maxsal of each dept wise.which join used for joining.

Accenture, Cognizant,

5 16649

what is dynamic cashe

Informatica,

3 6893

when U have a remove dublicate option in sort stage, why we have a remove dublicate stage in PX, thought it is recamended to sort data before using a remove dublicate stage. I hae been thinking this from days....

Target,

4 23612

Hi, I have one scenario.. i want to insert 4 times (Duplicate) a row in the target. Please help me . source row: abcabc Tgt table: abcabc abcabc abcabc abcabc

Cap Gemini, IBM,

10 20017

give me scenario on cascading prompts&master-detail relation

IBM,

4 18103

if i having variables named a b c d e f ,how to find total of each variable ????give syntax...??

Accenture,

6 11491

is it possible to generate sas datasets using proc print ???

GSK GlaxoSmithKline,

1 6869

what are all the ways to define macro variable??

GSK GlaxoSmithKline,

2 7209

what are all the default values getting in PROC MEANS...???

 2 6134

What type of tables you are using in YOUR reporting..???

GSK GlaxoSmithKline,

2 6317

Un-Answered Questions { Data Warehouse }

what are the names of the reports that you prepared?

1107

How to deploy from one server to another server?

2492

What is derived metric?

990

Define tm1 architecture?

5

What is called dimensional modelling?

1113

Explain what are the different types of join operations?

973

What is the use of source qualifier?

1138

What are the differences between a connected lookup and unconnected lookup?

1070

Describe a data warehouse.

988

What condition do we use in Cognos when multiple path exits to reach the fact table.(i.e in BOXI we use CONTEXT when multiple path exit)

2138

How many transformations can be used in mapplets.

1935

what should be ensure to run the sequence job so that if its get aborted in 10th job before 9job should get succeeded?

1391

What is the model filter?

1019

Can you define a catalog and types of catalogs in cognos?

1056

What is data caches/ index caches?

1107

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