On 19/07/18 13:52, Andrey Borodin wrote:
> Hi!
>
>> 19 июля 2018 г., в 1:12, Heikki Linnakangas <hlinnaka@iki.fi>
>> написал(а):
>>
>> Yeah, please, I think this is the way to go.
>
> Here's v11 divided into proposed steps.
Thanks, one quick question:
> /* We should not unlock buffer if we are going to jump left */
> if (needScan)
> {
> GistBDItem *ptr = (GistBDItem *) palloc(sizeof(GistBDItem));
> ptr->buffer = buffer;
> ptr->next = bufferStack;
> bufferStack = ptr;
> }
> else
> UnlockReleaseBuffer(buffer);
Why? I don't see any need to keep the page locked, when we "jump left".
- Heikki