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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 14540

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

IBM, iGate, TCS,

10 34778

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 5772

why we use parameters instead of hard code in datastage

HCL,

4 13368

which memory is used by lookup and join

IBM,

5 12891

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 16646

what is dynamic cashe

Informatica,

3 6885

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 23611

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 20011

give me scenario on cascading prompts&master-detail relation

IBM,

4 18099

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

Accenture,

6 11485

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

GSK GlaxoSmithKline,

1 6866

what are all the ways to define macro variable??

GSK GlaxoSmithKline,

2 7206

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

 2 6131

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

GSK GlaxoSmithKline,

2 6314

Un-Answered Questions { Data Warehouse }

What are the types of containers?

1237

how to create cubes in transformer ?

1073

How do you manage the Parameter files while migrating your data from one environment to another environment?

1017

What is the differnce between SDTM 3.1.2 to 3.1.1 version

5077

Explain how many universes can be created in a project?

1061

what is the difference between list report and crosstab report?

1185

Mention how to limit decimal places for the variable using proc means?

1117

Nls stands for what in datastage?

1190

What is the syntax for case when statement?

1143

How can we use mapping variables in informatica?

1063

What is data analysis? Where it will be used?

986

Is it possible to access Redshift compute Nodes directly?

5

What is the main difference between inmon and kimball philosophies of data warehousing?

1116

What is defined as data mining?

1035

List the logical and conditional operators that are used with teradata along with their meanings?

1003

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