On Wed, Sep 19, 2018 at 12:14:57AM +0000, Tsunakawa, Takayuki wrote: > From: Masahiko Sawada [mailto:[email protected]] > > I didn't follow the first sentence of the above hunk. Is the > > wal_sender_timeout relevant with %q? > > Ouch, that's a careless mistake. I copied the paragraph from another > parameter and failed to remove some sentence. Patch revised.
- A value of zero disables the timeout mechanism. This parameter
- can only be set in
- the <filename>postgresql.conf</filename> file or on the server
- command line.
+ A value of zero disables the timeout mechanism.
+ Only superusers can change this parameter at session start,
+ and it cannot be changed at all within a session.
The default value is 60 seconds.
Parameters classified as PGC_BACKEND can be updated by any users, and
those marked as PGC_SU_BACKEND can only be updated by superusers.
Replication users are not superusers, which is why PGC_BACKEND is most
adapted. Your description should just say "This parameter cannot be
changed after session start.
--
Michael
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