On Sun, Nov 12, 2017 at 8:51 PM, Amit Kapila wrote:
> On Sun, Nov 12, 2017 at 9:18 AM, Thomas Munro
> wrote:
>> How about parallel_leader_participation = on|off? The attached
>> version has it that way, and adds regression tests to exercise on, off
>> and off-but-couldn't-start-any-workers for b
On Sun, Nov 12, 2017 at 9:18 AM, Thomas Munro
wrote:
> On Sat, Oct 21, 2017 at 8:09 AM, Robert Haas wrote:
>> On Tue, Oct 17, 2017 at 7:27 AM, Thomas Munro
>> wrote:
>>
>> I don't think overloading force_parallel_mode is a good idea, but
>> having some other GUC for this seems OK to me. Not sur
On Sat, Oct 21, 2017 at 8:09 AM, Robert Haas wrote:
> On Tue, Oct 17, 2017 at 7:27 AM, Thomas Munro
> wrote:
>> While testing parallelism work I've wanted to be able to prevent
>> gather nodes from running the plan in the leader process, and I've
>> heard others say the same. One way would be to
On Tue, Oct 17, 2017 at 7:27 AM, Thomas Munro
wrote:
> While testing parallelism work I've wanted to be able to prevent
> gather nodes from running the plan in the leader process, and I've
> heard others say the same. One way would be to add a GUC
> "multiplex_gather", like in the attached patch.