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Data Warehouse Interview Questions
Questions Answers Views Company eMail

What is the sequence generator transformation in informatica?

1270

Describe the scenarios where we go for joiner transformation instead of source qualifier transformation?

1178

State the limitations where we cannot use joiner in the mapping pipeline?

1112

What if the source is a flat-file?

1174

What is the difference between source qualifier transformations source filter to filter transformation?

1100

Write the different tools in the workflow manager?

1122

What is an expression transformation in informatica?

1095

Explain the types of lookup transformation?

1114

How we can confirm all mappings in the repository simultaneously?

1 1529

Which is the t/r that builts only single cache memory?

1242

Why filter transformation is an active one?

1035

What are the components of the workflow manager?

1189

If informatica has its scheduler why using third party scheduler?

1314

How can you increase the performance in joiner transformation?

1250

What are the restrictions of union transformation?

1093


Un-Answered Questions { Data Warehouse }

Explain the difference between view and materialized view?

984


Explain the difference between mapping parameter and mapping variable?

1087


Will it bother you if the guy at the next desk times the frequency and duration of your bathroom or coffee breaks on the grounds that ?you are getting paid twice as much as he is??

2678


Is multi insert ansi standard?

2261


If two relational tables are connected to sq trans, what are the possible errors it will be thrown?

1018


what is pmrep command?

2498


What is the difference between a cascading report and drillthru report? Why do we go for drill thru report?

1007


What are the different types of variables in obiee? Explain

947


Input A 100 NUll A NUll 200 B 100 Null B Null 300 Output A 100 200 B 100 300 Do this using Ab initio

1818


If money were no object, what would you like to do?

3238


What's the limitation of 'Page Footer' in Report Studio? e.g. If I have an activity prompt (list of activities in a Search & Select Prompt) and selected around 2500 activites from the 'Activity' Search & Select Prompt and when I ran the report I got a message "#! Overflow" in page footer. Can somebody please tell me what's max. limit. I tried with around 300 activities and page footer displayed the activities. Your help will be appriciated.

2593


Can more than 1 metric be applied on an analytic in business objects?

2235


how do we write scripts in unix how to execute scripts in real time anybody please needfull or give me number i will cal u

1792


Have you used macros? For what purpose you have used? : sas-macro

1098


What are components of reportnet?

1142