Wow, that's terrible. Mistakes happen, and for the notion of 'blame' to surface requires some monumentally incompetent management... the exact kind that would have their junior programmers developing against an un-backed-up production database.
The immediate takeaway from a disaster should always be 'How can we make sure this doesn't happen again?' not 'Man, I can't believe Fred did that, what an idiot.'
The immediate takeaway from a disaster should always be 'How can we make sure this doesn't happen again?' not 'Man, I can't believe Fred did that, what an idiot.'