Re: [HACKERS] Parallel tuplesort (for parallel B-Tree index creation) - Mailing list pgsql-hackers

From Robert Haas
Subject Re: [HACKERS] Parallel tuplesort (for parallel B-Tree index creation)
Date
Msg-id CA+TgmoaF8UA8v8hP=CcoqUc50pucPC8ABj-_yyC++yGggjWFsw@mail.gmail.com
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In response to Re: [HACKERS] Parallel tuplesort (for parallel B-Tree index creation)  (Peter Geoghegan <pg@bowt.ie>)
List pgsql-hackers
On Tue, Jan 23, 2018 at 2:11 PM, Peter Geoghegan <pg@bowt.ie> wrote:
> Finally, it's still not clear to me why nodeGather.c's use of
> parallel_leader_participation=off doesn't suffer from similar problems
> [1].

Thomas and I just concluded that it does.  See my email on the other
thread just now.

I thought that I had the failure cases all nailed down here now, but I
guess not.

-- 
Robert Haas
EnterpriseDB: http://www.enterprisedb.com
The Enterprise PostgreSQL Company


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