Re: pgsql: Extended statistics on expressions

From: Tomas Vondra <tomas(dot)vondra(at)enterprisedb(dot)com>
To: David Rowley <dgrowleyml(at)gmail(dot)com>
Cc: Alvaro Herrera <alvherre(at)alvh(dot)no-ip(dot)org>, pgsql-committers(at)lists(dot)postgresql(dot)org
Subject: Re: pgsql: Extended statistics on expressions
Date: 2021-04-01 01:49:03
Message-ID: 09dcc19c-f2ed-78ec-5c6a-cce32faa785e@enterprisedb.com
Views: Raw Message | Whole Thread | Download mbox | Resend email
Thread:
Lists: pgsql-committers

On 4/1/21 3:43 AM, David Rowley wrote:
> On Thu, 1 Apr 2021 at 11:07, Tomas Vondra <tomas(dot)vondra(at)enterprisedb(dot)com> wrote:
>> The attached patch fixes this for me. David, can you check if this
>> resolves the issue for you?
>
> Thanks for taking a look at this.
>
> I applied your patch and kicked off sqlancer with 64 threads. It's
> been going about 30 mins without any crashes so far.
>
> Previously it crashed within a few mins. I can let it run a bit
> longer, but I'll need to use that machine for some other testing
> shortly.
>

I think that's probably sufficient for now. More testing may be useful
once I refactor the code a bit to make it more readable.

thanks

--
Tomas Vondra
EnterpriseDB: http://www.enterprisedb.com
The Enterprise PostgreSQL Company

In response to

Responses

Browse pgsql-committers by date

  From Date Subject
Next Message David Rowley 2021-04-01 01:50:12 Re: pgsql: Add Result Cache executor node
Previous Message David Rowley 2021-04-01 01:43:04 Re: pgsql: Extended statistics on expressions