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Explain what is a view as it relates to system modeling?
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Explain how does tuple-oriented relational calculus differ from domain-oriented relational calculus?
What is dimensional modelling?
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Select * from emp,dept,loc where emp.deptno left outer join dept.deptno and dept.locno=loc.locno. No need to consider the syntax but is it possible to have left outer join and equi join in the same SQL like this ? can we have right outer join and left outer join in the same SQL ---
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Explain what are the basic needs to join two sources in a source qualifier?
What is load manager?
What is the function of etl when used in data warehousing?
Teradata 
