Re: Autovacuum of pg_database

Alvaro Herrera <alvherre@2ndquadrant.com> writes:
> Tom Lane wrote:
>> Actually, I realized after looking at it that the new wi_tableshared
>> field is unnecessary in my patch.  The only important part is that
>> knowledge of relisshared be available when we're looking for conflicting
>> workers, and that is entirely local in do_autovacuum().  I'd started the
>> patch by adding wi_tableshared, on the expectation that it would be
>> necessary, but it ain't ...

> OK, if I understand you correctly then that is what my patch does -- the
> "sharedrel" flag in my patch is only inside do_autovacuum.  Do you
> already have a test rig for this?

I didn't attempt to replicate the problem report, if that's what you
mean; I just tested it as far as running the regression tests.

            regards, tom lane