Explain what is the difference between power center & power mart?
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What are the various transformation available?
Explain what is the difference between stop and abort?
Explain what are conformed dimensions?
What is the extension of file to save template?
Explain differences between star and snowflake schemas?
I HAVE A FLAT FILE DO THE NULL CHEK AND PRIMARI KEY CHEK AND DATE VALIDITAION LOAD TO TARGET TABLE
Explain difference between view and materialized view?
What is is the guidelines to build universe with better performance? R performance tuning issues of universes?
What are the types of SCD?
How are the dimension tables designed?
How can Oracle Materialized Views be used to speed up data warehouse queries?
What is data merging, data cleansing and sampling?