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Re: Double form submission problem


On Jun 21, 2010, at 12:42 PM, Gary Poster wrote:
>  In the ZODB, the solution is to write your own conflict resolution for a given object that says "No, it's not OK to resolve this particular conflict!"  

(FWIW, actually, I might be wrong here.  I do remember designing around MVCC for critical "must do only once!" bits like credit card transactions; I don't remember if the DB gives the custom conflict resolution hooks a chance to react in this case.  But anyway, the ZODB is not important here.)