On Sat, May 21, 2016 at 1:01 PM, Andreas Karlsson <andreas@proxel.se> wrote:
> Another question which I thought of is what we should do with functions like
> pg_file_write() in adminpack.
>
> While it is perfectly fine to modify files from the parallel workers, a user
> could get race conditions if he tries to modify the same file multiple
> times. Is this a kind of problem the PARALLEL tagging should try to prevent,
> or is that something we should leave to the user?
Having multiple processes trying to write to a file on Windows is no
good either and would need some extra logic with EventWaitHandle().
I'd rather have those be marked as unsafe for now.
--
Michael