Thanks for everyone, pushed
Oh, right, that makes sense. I'm not sure that the comments explain this sufficiently -- I think it'd be good to expand that.
I improved comments
That's true. Any list-based approaches like pending lis, brin or bloom indexes could work only with locking entire relation.Given this patch, it seems clear that serializable mode is much worse with fastupdate than without it!
-- Teodor Sigaev E-mail: teo...@sigaev.ru WWW: http://www.sigaev.ru/