What is the most interesting SQL Question(TSQL Program included) that you encountered?

Question

Actually I am a newbie in SQL SERVER (only 2 months as of now) and want to learn more and master it over the coming days.

So I have asked this question.

I believe it will help people like me a lot to grow if we follow those that the experienced peoples here have faced or seen so far in their career.

Also it will help us in our job or interviews.

Thanks

Answer 1

For me, its one i found on here called Hidden Features of SQL Server

Answer 2

to learn I will follow this list.

http://stackoverflow.com/questions/tagged?tagnames=tsql&sort=votes&pagesize=15