Re: pg_class.relistemp

On Jul 13, 2011, at 12:14 PM, Bruce Momjian wrote:

>> I'm wondering if it would be possible to restore the relistemp column
>> to pg_class, at least for backwards compatibility, so that apps that
>> expected it can continue to work on both 9.0 and 9.1. Even if it's
>> read-only somehow, and the same as `relpersistence <> 't'`.
>
> Uh, that is going to require an initdb, and it is unlinkely we are going
> to need that this far into 9.1 beta.

I was afraid of that.

> Also, we don't normally keep
> system table columns around for backward compatibility because of the
> confusion it can cause, e.g. which column do I look at?

The one that's documented.

Wasn't newsysviews supposed to deal with these sorts of issues? Why were they rejected?

Best,

David