26
		Feb
		2011
	
		
	A SQL Server Correlated Subquery Gotcha
Warning: exceptionally geeky post coming up. Those reading for Kindle reviews and other fluffy stuff will want to skip this one… I was hanging out Stack Overflow the other day, and saw a question title that resonated with me: Column does not exist in the IN clause, but SQL runs. It resonated because I’d fallen victim […]