Re: Deferrable NOT NULL constraints in 9.3?
Tom Lane <tgl@sss.pgh.pa.us>
From: Tom Lane <tgl@sss.pgh.pa.us>
To: Robert Haas <robertmhaas@gmail.com>
Cc: andreak@officenet.no, pgsql-hackers@postgresql.org
Date: 2012-11-08T18:51:50Z
Lists: pgsql-hackers
Robert Haas <robertmhaas@gmail.com> writes: > On Thu, Nov 8, 2012 at 4:45 AM, <andreak@officenet.no> wrote: >> Are there any plans to include DEFERRABLE NOT NULL constraints in 9.3 so one >> can do this? >> >> create table test(a varchar not null deferrable initially deferred); >> >> This works in Oracle and is quite handy when working with ORMs. > Not to my knowledge ... although I can't claim to know everything that > anyone is working on. You could get the effect by applying the not-null check in a custom constraint trigger. A bit tedious but it'd work. regards, tom lane