On 10/24/07, Tom Lane <tgl@xxxxxxxxxxxxx> wrote:
> Joe Conway <mail@xxxxxxxxxxxxx> writes:
> > Tom Lane wrote:
> >> 1. Treat NULL rowid as a category in its own right. This would conform
> >> with the behavior of GROUP BY and DISTINCT, for instance.
>
> > In any case, the attached changes the behavior to #1 for both flavors of
> > crosstab (the original crosstab(text, int) and the usually more useful
> > crosstab(text, text)).
>
> > It is appropriate for 8.3 but not back-patching as it changes behavior
> > in a non-backward compatible way and is probably too invasive anyway.
>
> Um, if the previous code crashed in this case, why would you worry about
> being backward-compatible with it? You're effectively changing the
> behavior anyway, so you might as well make it do what you've decided is
> the right thing.
As a crosstab user, I agree with Tom.
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