Re: [HACKERS] WARNING: relcache reference leak: relation "p1" not closed

On Tue, Mar 7, 2017 at 10:37 AM, Amit Langote
<Langote_Amit_f8@lab.ntt.co.jp> wrote:
> On 2017/03/07 7:28, Tom Lane wrote:
>> Kevin Grittner <kgrittn@gmail.com> writes:
>>> With e434ad39ae7316bcf35fd578dd34ad7e1ff3c25f I did a `make world`,
>>> `make install-world`, a fresh default initdb, a start with default
>>> config, `make installcheck`, connected to the regression database
>>> with psql as the initial superuser, and ran:
>>
>>> regression=# vacuum freeze analyze;
>>> WARNING:  relcache reference leak: relation "p1" not closed
>>> VACUUM
>>
>> p1 is a partitioned table.  (BTW, could I lobby for people not to use such
>> generic, collision-prone names for tables that will be left behind after
>> the regression tests?)  Also, I find that "vacuum analyze" is sufficient,
>> or even just "analyze", or "analyze p1".  I think it's highly likely this
>> was introduced by 3c3bb99330aa9b4c2f6258bfa0265d806bf365c3.  Certainly
>> that failed to add appropriate regression test cases, or we would have
>> noticed this already.
>
> That's right, sorry about that.  Attached patch fixes the relcache leak
> and adds tests in vacuum.sql and truncate.sql.

(I was just poking at that)            if (childrel != onerel)                heap_close(childrel, AccessShareLock);
+            else
+                heap_close(childrel, NoLock);            continue;
Shouldn't that be conditional on the relkind of childrel?
-- 
Michael