What is data cleaning? How can we do that?
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What is junk dimension? What is the difference between junk dimension and degenerated dimension?
How can you set the session management?
What are the approaches used by optimizer during execution plan?
Explain degenerate dimension table?
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.
What is the difference between OLAP, ROLAP, MOLAP and HOLAP?
Hi, If any hav Informatica n DWH FAQ's,Plz do fwd to s.rajanikanth1980@gmail.com Thnx Vani
State any 5 of Cods guidelines of an OLAP system, brief description each?
what is the difference between etl tool and olap tools
What are Aggregate tables?
Suppose I want to get sales data for the last (suppose 10) dates dynamically using value prompt how can I do it and drag it onto report editor?
Explain bus schema?
Teradata 
