Imagine a table which contains records for all weekly number of bugs
discovered by each QA analysts in the team for one year. Please describe a
simple SQL statement for identifying a winner (an employee who found the
biggest number of bugs during that year) by writing one statement?
This is a terrible homework problem. :-P It doesn't tell you what to do if there's a tie. ;-)
Some hints to solve this (and there are many different ways). Lookup the following in Books Online.
COMMON TABLE EXPRESSIONS (CTEs)
is pronounced ree-bar and is a Modenism for R
First step towards the paradigm shift of writing Set Based code: Stop thinking about what you want to do to a row... think, instead, of what you want to do to a column.
Although they tell us that they want it real bad, our primary goal is to ensure that we dont actually give it to them that way.
Although change is inevitable, change for the better is not.
Just because you can do something in PowerShell, doesnt mean you should. Helpful Links:
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