Re: Obsolete reference to pg_relation in comment

On Wed, Jul 26, 2023 at 11:53:06AM -0700, Nathan Bossart wrote:
> On Wed, Jul 26, 2023 at 06:48:51PM +0100, Dagfinn Ilmari Mannsåker wrote:
>> Triggered by a discussion on IRC, I noticed that there's a stray
>> reference to pg_relation in a comment that was added long after it was
>> renamed to pg_class. Here's a patch to bring that up to speed.
>
>> pg_relation was renamed to pg_class in 1991, but this comment (added
>> in 2004) missed the memo
>
> Huh, interesting! I dug around the Berkeley archives [0] and found
> comments indicating that pg_relation was renamed to pg_class in Februrary
> 1990. However, it looks like the file was named pg_relation.h until
> Postgres95 v0.01, which has the following comment in pg_class.h:
>
> * ``pg_relation'' is being replaced by ``pg_class''. currently
> * we are only changing the name in the catalogs but someday the
> * code will be changed too. -cim 2/26/90
> * [it finally happens. -ay 11/5/94]

This comment actually lived in Postgres until 9cf80f2 (June 2000), too.

--
Nathan Bossart
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