3 AM Tom Lane wrote:
> > Rui Hai Jiang writes:
> > > I think I found an issue in the TopoSort() function.
> >
> > This indeed seems like a live bug introduced by a1c1af2a.
> > Robert?
>
> This is pretty thoroughly swapped out of my head, but it looks l
Could the attached patch fix this issue? Or does any one else plan to fix
it?
If people are busy and have not time, I can go ahead to fix it. To fix
this issue, do we need a patch for each official branch?
Regards,
Ruihai
On Tue, Jul 2, 2019 at 11:23 PM Tom Lane wrote:
> Rui Hai Ji
Hi Hackers,
I think I found an issue in the TopoSort() function.
As the comments say,
/* .
* .. If there are any other processes
* in the same lock group on the queue, set their number of
* beforeConstraints to -1 to indi
I finally found this.
https://www.postgresql.org/message-id/29104.1182785028%40sss.pgh.pa.us
This is very useful to understand the Soft Block.
On Wed, Jun 19, 2019 at 7:18 PM Rui Hai Jiang wrote:
> Hello, hackers.
>
> Any body know how to produce a Soft Block case of Deadlock Detec
Hello, hackers.
Any body know how to produce a Soft Block case of Deadlock Detection?
I have produced the Hard Block case, but can't produce the Soft Block case.
I read the design: src/backend/storage/lmgr/README. It reads,
"If a process A is behind a process B in some lock's wait queue, and
th
Hello,
When I run a select query, e.g. select id from t, all columns in table "t" are
checked to see if a column named "id" exists or not, and a Var is created for
"id" if the column does exist.
Function scanRTEForColumn() does this job.
But I see in scanRTEForColumn(), the loop does not stop
From: Tom Lane
Sent: Friday, November 24, 2017 12:50:37 AM
To: Rui Hai Jiang
Cc: pgsql-hack...@postgresql.org
Subject: Re: How is the PostgreSQL debuginfo file generated
Rui Hai Jiang writes:
> I’m wondering how to build the debuginfo package from the PostgreSQL sou
Hello hackers,
I’m wondering how to build the debuginfo package from the PostgreSQL source.
For example to generate something like this one :
postgresql91-debuginfo.x86_64.
Is there existing support in the current PostgreSQL Makefiles to generate such
debuginfo? I have searched in the sourc
