Re: _bt_parent_deletion_safe() isn't safe

Tom Lane wrote:
> I wrote:
> > I realized this while thinking about Jeff Amiel's report here:
> > http://archives.postgresql.org/pgsql-general/2010-06/msg00351.php
> > I can't prove that this is what's causing his crashes, but it could
> > produce the symptom he's reporting.
>
> Actually, no it can't: the case I'm envisioning should lead to throwing
> this error:
>
> elog(ERROR, "failed to delete rightmost child %u of block %u in index \"%s\"",
> target, parent, RelationGetRelationName(rel));
>
> a bit further up. That's annoying enough, but it's not a PANIC.
>
> A search of the archives produces no evidence that anyone has ever
> reported the "failed to delete rightmost child" error from the field.
> So while I still think this is a bug that needs to be fixed, it may
> be lower priority than I thought initially.

Is this a TODO?

--
Bruce Momjian <bruce(at)momjian(dot)us> http://momjian.us
EnterpriseDB http://enterprisedb.com

+ None of us is going to be here forever. +