Robert Haas <robertmh...@gmail.com> writes:
> On Sat, Nov 19, 2016 at 12:31 PM, Tom Lane <t...@sss.pgh.pa.us> wrote:
>> Thanks for the report!  Looks like the serialization code has overlooked
>> the fact that string-valued GUCs can be NULL.  Surprising we didn't
>> find that before ...

> Why do we allow this, anyway?

I think it simplifies some initialization cases.  Not sure how hard
it would be to remove that.  But this isn't the first such bug ...

                        regards, tom lane


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