Excerpts from Joseph Adams's message of vie jun 18 18:17:50 -0400 2010:
> Couldn't enum_eq just use get_fn_expr_argtype to determine the type of
> enum input rather than rely on it being stored in the value (either
> implicitly via OID or explicitly as a word half)?
>
> Also, I can't seem to find the original debates from when enums were
> implemented. Does anyone have a link to that thread in the archives?
Probably around here
http://archives.postgresql.org/pgsql-patches/2006-12/msg00099.php
--
Álvaro Herrera <alvherre@commandprompt.com>
The PostgreSQL Company - Command Prompt, Inc.
PostgreSQL Replication, Consulting, Custom Development, 24x7 support