Andres Freund <andres@2ndquadrant.com> writes:
> On 2015-02-20 19:06:50 -0300, Alvaro Herrera wrote:
>> I think we should just save this part of the patch until some use turns up.
> I pondered this for a while and I don't agree. If the flag had been
> available a couple column that now use 0 instead of NULLs and such would
> have been NULLable. And since it's very few lines I'm inclined to keep
> it, it's really cheap enough.
I agree, we'll probably find a use for it someday.
regards, tom lane