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Bug #1134892
Comment #11

Comment 11 for bug 1134892

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Seppo Jaakola (seppo-jaakola) wrote on 2013-06-12:

#11

Pushed fix in revision: http://bazaar.launchpad.net/~codership/codership-mysql/5.5-23/revision/3872

It turns out that cascading FK processing does some unnecessary FK checks, which are needed only for the purpose of getting FK parent reference for child table modifications. These can be optimized away, will continue on this part before closing this issue.