On Mon, Jun 16, 2003 at 01:17:38 -0500,
  "Jim C. Nasby" <[EMAIL PROTECTED]> wrote:
>  
> Yeah, so the catalog changes shouldn't be visible to anyone until after
> the ALTER is complete, right? Even if a transaction is set to read
> uncommitted, I assume it will always read only committed data from the
> catalogs...

Postgres doesn't have a read uncommitted mode for transactions.

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