David Rowley <dgrowleyml(at)gmail(dot)com> writes:
>> 2. I can't quite figure out the pattern in these tests for dropping vs
>> not dropping the tables at the end of the test. Many tests do DROP
>> TABLE and a large number of others don't bother. What's meant to be
>> happening here?
> I added the DROP TABLE too, as I didn't see any reason mentioned
> anywhere that they should be kept.
A very rough rule of thumb is that we leave tables around if they
might be interesting for the pg_upgrade tests (which try to upgrade
the ending state of the core regression tests).
regards, tom lane