After the complete generation of a report who will test the report and who will analyze it?
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What are situations where snow flake schema is better than star schema to use and when the opposite is true?
What are aggregate tables and aggregate fact tables?
In datastage can ve find the job based on source table name ??
What is a junk dimension? What is the difference between junk dimension and degenerated dimension?
In document how to create metrics?
what are confirmed dimension? We alwys give date as a conformed dimension but if it has different format for different contries say YYMMDD for italy and MM-DD-YYYY for france.Then are they not confirmed.
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Why null values are mapped as 0 in fact tables?
What is data warehouse architecture?
Explain have you ever been in a real dilemma at work? What did you do to get out of it?
Who needs data warehousing?
Explain the difference between filter and conditin?
How we are using this function?