I know it's just a contest and a lot of the problems are made up but I really worry about things like this. Judging from the number of people with performance questions on this site and the folks/problems I run into in real life, there are enough people that don't understand how bad all-in-one queries can be.
I liked (haven't been there in a while) Phil Factor's "Speed Phreak" challenges a lot better. They allowed folks to use some very effective "Divide-n-Conquer" methods.
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.
"If you think its expensive to hire a professional to do the job, wait until you hire an amateur."--Red Adair
"Change is inevitable... change for the better is not."
When you put the right degree of spin on it, the number 3|8
is also a glyph that describes the nature of a DBAs job. 😉
How to post code problems
Create a Tally Function (fnTally)