Re: using index or check in ALTER TABLE SET NOT NULL
From:
Sergei Kornilov <sk(at)zsrv(dot)org>
To:
Robert Haas <robertmhaas(at)gmail(dot)com>
Cc:
Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>, Stephen Frost <sfrost(at)snowman(dot)net>, "pgsql-hackers(at)postgresql(dot)org" <pgsql-hackers(at)postgresql(dot)org>
Subject:
Re: using index or check in ALTER TABLE SET NOT NULL