"A dimension table is wide but the fact table is deep," explain the statement in your own words.
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What is data warehosuing hierarchy?
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Tell me one example for junk dimension?
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How we are using this function?
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how can one connect two fact tables ? is it possible ? how?
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 ---
1 Answers Principal Finance, PT Metalogix Infolink Persada,
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