As most of you know, Sun acquired MySQL (and later Oracle acquired Sun), and during these acquisitions, there were a lot of FUD in MySQL community which resulted in creation of
I think it's still too early to write off MySQL entirely. I'm not enthusiastic about Sun/Oracle gaining the reins, but I don't have a clear idea what direction they'll take with it. Regardless, I'd wait another year before seriously thinking of switching to a fork. Time will tell which project has the resources and motivation to survive, or if a fork is even necessary.