Re: Restrictions of channel arg of pg_notofy

Tom Lane <[email protected]> Sun, 28 Apr 2019 14:23:16 -0400
Newsgroups gmane.comp.db.postgresql.sql
Message-ID <[email protected]>
Axel Rau <[email protected]> writes:
>> Am 28.04.2019 um 19:02 schrieb Tom Lane <[email protected] <mailto:[email protected]>>:
>>> Hard to tell when you haven't provided a complete example.

>> This is my test case with constant string:
>> CREATE OR REPLACE FUNCTION syslog.new_event_action() RETURNS trigger
>> LANGUAGE plpgsql
>> AS $$
>> BEGIN
>> RAISE WARNING 'syslog.new_event_action() called.';
>> PERFORM pg_notify('INSERTED', '');
>> RETURN NEW;
>> END
>> $$;
>> 
>> The warning is being logged.
>> 
>> In psql session 1, I run a LISTEN INSERTED;

If you're typing it exactly like that, you have a case-folding problem.
Try
	LISTEN "INSERTED";
instead, or make the pg_notify argument lower-case.

However, that doesn't seem like it would explain your original problem,
since that didn't involve upper-case letters.

			regards, tom lane