Re: Backport "WITH ... AS MATERIALIZED" syntax to <12?

Hi,

On October 19, 2019 6:01:04 AM GMT+02:00, Andrew Gierth <andrew(at)tao11(dot)riddles(dot)org(dot)uk> wrote:
>>>>>> "Michael" == Michael Paquier <michael(at)paquier(dot)xyz> writes:
>
> > On Fri, Oct 18, 2019 at 02:21:30PM +0100, Colin Watson wrote:
> >> However, an alternative would be to backport the new syntax to some
> >> earlier versions. "WITH ... AS MATERIALIZED" can easily just be
> >> synonymous with "WITH ... AS" in versions prior to 12; there's no
> >> need to support "NOT MATERIALIZED" since that's explicitly
> >> requesting the new query-folding feature that only exists in 12.
> >> Would something like the attached patch against REL_11_STABLE be
> >> acceptable? I'd like to backpatch it at least as far as PostgreSQL
> >> 10.
>
> Michael> I am afraid that new features don't gain a backpatch. This is
>Michael> a project policy. Back-branches should just include bug fixes.
>
>I do think an argument can be made for making an exception in this
>particular case. This wouldn't be backpatching a feature, just
>accepting
>and ignoring some of the new syntax to make upgrading easier.

+1

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