On Sat, May 21, 2016 at 1:01 PM, Andreas Karlsson <andr...@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 -- Sent via pgsql-hackers mailing list (pgsql-hackers@postgresql.org) To make changes to your subscription: http://www.postgresql.org/mailpref/pgsql-hackers