Re: [PATCH] Stop ALTER SYSTEM from making bad assumptions

I wrote:
> Andres Freund <andres@anarazel.de> writes:
>> I think a commandline tool to perform the equivalent of ALTER SYSTEM on
>> a shutdown cluster would be a great tool.

> Perhaps, but ...

>> Obviously this is widely out of scope for v12.

> ... this.

Although, there's always

echo "alter system set work_mem = 4242;" | postgres --single

Maybe we could recommend that to tools that need to do
potentially-repetitive modifications?

            regards, tom lane