Re: ALTER TABLE lock downgrades have broken pg_upgrade

On Wed, May 11, 2016 at 09:40:09AM -0400, Peter Eisentraut wrote:
> Not that that would be useless, but note that the value in this case (and
> most others) comes from having a candidate object in the database before
> upgrade that exercises the particular problem, mostly independent of what
> version you upgrade from and to.  So far the way to do that is to leave
> "junk" in the regression test database, but that's clearly a bit silly.
>
> I think the way forward is to create a TAP test suite for pg_upgrade that
> specifically exercises a lot of scenarios with small purpose-built test
> databases.
>
> Then, the problem of having to compare dump output across versions also goes
> away more easily.

I do have some small tests like for tablespaces.  I am attaching the SQL
script, if that is helpful.

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  Bruce Momjian  <bruce@momjian.us>        http://momjian.us
  EnterpriseDB                             http://enterprisedb.com

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