bookmark this if you find it informative:
http://sql-info.de/mysql/gotchas.html
This I find useful. Nothing is what it seems.
book marked and I don't do that often
Bookmarked and emailed to everyone around at work who says MySQL is sooooo great. Thanks goldbug
Just in the interests of balanced reporting (and so that people can compare the lengths of the lists and severity of the items 😉):
http://sql-info.de/postgresql/postgres-gotchas.html
That's a pretty extensive list. Definately going to keep that handy... thanks!
Some of those are pretty damned silly 🙂