On Wed, Mar 25, 2015 at 10:53 PM, Andres Freund <and...@2ndquadrant.com> wrote:
> 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?

Yeah I got a look at the other code paths, particularly cluster and
matviews, and the relpersistence used is taken directly from a
Relation.

> Could you additionally add a regression test to this end?
> Seems like something worth testing.

Definitely. And I guess that Fabrizio already did that...
-- 
Michael


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