[Dbix-class] bug in delete_all: CascadeActions::delete removes parent before children

[Matt S Trout]

On Fri, Oct 24, 2008 at 04:48:02PM -0700, Noel Burton-Krahn wrote:
> Hi Peter,
> 
> The problem goes a little deeper:  I applied this change to SVN, and
> immediately saw the 60core.t unit test fail doing deep recursion.
> Apparently this will break when there's a loop in the relationship
> graph.  So, to avoid the loop, I made a version of delete_all which
> has loop protection.  That fixes my unit test, but it breaks again in
> 60core.t because one of the search_related()->delete() calls produces
> ambigious SQL.  Sigh.

$rs->delete isn't currently supported for JOINed resultsets.

There'll be a warning for this  in the next release.

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