| From: | Alex Hunsaker <badalex(at)gmail(dot)com> |
|---|---|
| To: | Robert Haas <robertmhaas(at)gmail(dot)com> |
| Cc: | pgsql-hackers(at)postgresql(dot)org |
| Subject: | Re: attoptions |
| Date: | 2010-01-21 15:24:58 |
| Message-ID: | 34d269d41001210724j5addc4a4u80e63695cddefa11@mail.gmail.com |
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| Lists: | pgsql-hackers |
On Thu, Jan 21, 2010 at 07:30, Robert Haas <robertmhaas(at)gmail(dot)com> wrote:
> On Thu, Jan 21, 2010 at 12:57 AM, Alex Hunsaker <badalex(at)gmail(dot)com> wrote:
>> Seems to me a comment about the above might be nice. Something like
>> /* Things after here are should always be default null */ in
>> pg_attribute.h ?
>
> Well... that wouldn't actually be a correct summary, so no. The point
> is that variable-length fields are not used in tuple descriptors.
> I'll add a comment about that.
Yes that sounds much better, I was struggling to find the words. What
I was trying to express was something along the lines of you cant have
a non null value after these because you cant statically initialize
them in genbki.
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