What is metadata in context of a datawarehouse and how it is important?
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how to calculate sum(sal) with out using aggregator satge
What is MODEL is Data mining world?
if source contain 10records how you identify header and footer
Briefly state different between data ware house & data mart?
What are aggregate tables and aggregate fact tables?
How to load the time dimension?
What is the difference between a data warehouse and a data mart?
15 Answers Apex, ASD Lab, Bank Of America,
List any five applications of data warehouse.
Explain what are the different types of data warehousing?
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,
What are the difference between snow flake and star schema?
Start a batches with in a batch?