Peter Geoghegan <pg(at)heroku(dot)com> writes:
> On Sun, Jan 26, 2014 at 10:38 AM, Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us> wrote:
>> Meh. This line of argument seems to reduce to "we don't need to worry
>> about performance of this code path because it won't be reached often".
> I think I may have over-elaborated, giving you the false impression
> that this was something I felt strongly about. I'm glad that the
> overhead has been shown to be quite low, and I think that lexing
> without the lock held will be fine.
OK. Committed after a couple of small further revisions.
regards, tom lane