Re: Database-level collation version tracking

On 2022-Feb-08, Julien Rouhaud wrote:

> On Tue, Feb 08, 2022 at 12:14:02PM +0100, Peter Eisentraut wrote:

> > I don't think you can run ALTER DATABASE from the regression test scripts,
> > since the database name is not fixed. You'd have to paste the command
> > together using psql tricks or something. I guess it could be done, but
> > maybe there is a better solution. We could put it into the createdb test
> > suite, or write a new TAP test suite somewhere. There is no good precedent
> > for this.
>
> I was thinking using a simple DO command, as there are already some other usage
> for that for non deterministic things (like TOAST tables). If it's too
> problematic I'm fine with not having tests for that for now.

You can do this:

select current_database() as datname \gset
alter database :"datname" owner to foo;

--
Álvaro Herrera PostgreSQL Developer — https://www.EnterpriseDB.com/