Re: Remove redundant extra_desc info for enum GUC variables?

Tom Lane wrote:
> Most of the GUC variables that have been converted to enums have an
> extra_desc string that lists the valid values --- in HEAD, try
> SELECT name,extra_desc,enumvals from pg_settings where vartype =
> 'enum';
>
> ISTM this is just about 100% redundant with the enumvals column and
> should be removed to reduce translation and maintenance effort.
> Any objections?

No, seems like the correct thing to do.

> One point of interest is that for client_min_messages and
> log_min_messages, the ordering of the values has significance, and
> it's different for the two cases. The enum patch has lost that info
> by trying to use the same auxiliary list for both variables. But
> having two lists doesn't seem like an excessive amount of overhead.

Is there any actual reason why they're supposed to be treated
differently?

//Magnus