Thread: Regclass what does reg mean
What does reg mean? Regclass regtype, regoper, etc Thanks, Cabe
On Fri, Nov 12, 2021 at 1:41 PM Cabe Steele <cabesteele@gmail.com> wrote:
What does reg mean? Regclass regtype, regoper, etc
"registration id for a ..." seems like a good fit.
David J.
Cabe Steele <cabesteele@gmail.com> writes: > What does reg mean? Regclass regtype, regoper, etc The origin is lost in the mists of time --- regproc dates back to Berkeley times, and the rest of those were named on its precedent. I've always supposed that it meant "registered", as in "entered in the system catalogs", but I wasn't there when regproc was invented. I wonder if there's any evidence for that ... [ digs ] ... ah-hah, ref.cat in the Postgres v4r2 tarball, dated 03/13/94, says POSTGRES Type Meaning Required ... regproc registered procedure * ... regards, tom lane
On Fri, Nov 12, 2021 at 03:54:42PM -0500, Tom Lane wrote: > Cabe Steele <cabesteele@gmail.com> writes: > > What does reg mean? Regclass regtype, regoper, etc > > The origin is lost in the mists of time --- regproc dates back to > Berkeley times, and the rest of those were named on its precedent. > I've always supposed that it meant "registered", as in "entered in > the system catalogs", but I wasn't there when regproc was invented. > > I wonder if there's any evidence for that ... [ digs ] ... ah-hah, > ref.cat in the Postgres v4r2 tarball, dated 03/13/94, says > > POSTGRES Type Meaning Required > ... > regproc registered procedure * > ... Wow, nice sleuth work! -- Bruce Momjian <bruce@momjian.us> https://momjian.us EDB https://enterprisedb.com If only the physical world exists, free will is an illusion.
On Fri, Nov 12, 2021 at 1:56 PM Bruce Momjian <bruce@momjian.us> wrote:
On Fri, Nov 12, 2021 at 03:54:42PM -0500, Tom Lane wrote:
> Cabe Steele <cabesteele@gmail.com> writes:
> > What does reg mean? Regclass regtype, regoper, etc
> I wonder if there's any evidence for that ... [ digs ] ... ah-hah,
> ref.cat in the Postgres v4r2 tarball, dated 03/13/94, says
>
> POSTGRES Type Meaning Required
> ...
> regproc registered procedure *
> ...
Wow, nice sleuth work!
I'm just hoping Tom is only a digital hoarder.
David J.