I've been searching for a while to solve this : I'm 90% sure it's a configuration problem, but it doesn't seem to be so obvious since I couldn't find anything about it. Now I'm really stuck.

so, why do I get this :


when my config looks simply like this :

?

I thought it was a NamingStrategy issue, but it's not. Also, none of my config files contains "__".

So, what did I forget ??? thanks for helping me out.

I finally found a topic on this forum dealing with this issue : http://forum.hibernate.org/viewtopic.php?t=938551&highlight=underscores&sid=5f4b010a9c77bce4420c817021bd0bdd

Well... It's so obvious that specifying a blank catalog attribute on a class, in a definition xml file, makes DB tables to be prefixed with two underscores.