Re: Error with index on unlogged table

Hi,

On 2015-03-25 11:38:30 +0900, Michael Paquier wrote:
> On Tue, Mar 24, 2015 at 8:46 PM, Thom Brown wrote:
> > The index is unlogged until reindexing...
> >
> > [...]
> > Which is think also raises the question, why are unlogged indexes made
> > persistent by a reindex?
> 
> That's a bug of HEAD, ~9.4 keeping the index as unlogged even after
> REINDEX INDEX. What happens is that ReindexIndex relies on
> relpersistence provided by makeRangeVar at parse time, which is just
> incorrect as it uses RELPERSISTENCE_PERMANENT all the time. The patch
> attached fixes that...

What the hell? That's somewhat nasty. Nice that it got caught before 9.5
was released.

Did you check whether a similar bug was made in other places of
85b506bb? Could you additionally add a regression test to this end?
Seems like something worth testing.

Greetings,

Andres Freund