Re: NOT NULL markings for BKI columns

From: Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>
To: Andres Freund <andres(at)2ndquadrant(dot)com>
Cc: pgsql-hackers(at)postgresql(dot)org
Subject: Re: NOT NULL markings for BKI columns
Date: 2015-02-15 17:11:52
Message-ID: 20294.1424020312@sss.pgh.pa.us
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Andres Freund <andres(at)2ndquadrant(dot)com> writes:
> So, how about providing bootstrap infrastructure for marking columns as
> NOT NULL?

We've not desperately needed it up to now, but if you can think of a clean
representation, go for it. I'd want to preserve the property that all
columns accessible via C structs are automatically NOT NULL though; too
much risk of breakage otherwise.

regards, tom lane

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