Tom Lane <> wrote:
> Antonin Houska <> writes:
> > The special case is that the path passed to add_path_precheck() has costs
> > *equal to* those of the old_path. If pathkeys, outer rells and costs are the
> > same, as summarized in the comment above, I expect add_path_precheck() to
> > return false. Do I misread anything?
> It does, so I don't see your point?

Just that pre-check is - in this special (and very rare?) case - more
stringent than the proper check would be.

Antonin Houska
Cybertec Schönig & Schönig GmbH
Gröhrmühlgasse 26
A-2700 Wiener Neustadt

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