File: prioritize.out

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postgresql-prioritize 1.0.4-1.3
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CREATE EXTENSION prioritize;
SELECT get_backend_priority(pg_backend_pid());
 get_backend_priority 
----------------------
                    0
(1 row)

SELECT set_backend_priority(pg_backend_pid(), -5);
WARNING:  setpriority(): permission denied
 set_backend_priority 
----------------------
 f
(1 row)

SET client_min_messages = warning;
SELECT set_backend_priority(pg_backend_pid(), 5);
 set_backend_priority 
----------------------
 t
(1 row)

RESET client_min_messages;
SELECT get_backend_priority(pg_backend_pid());
 get_backend_priority 
----------------------
                    5
(1 row)

SELECT get_backend_priority(1);
WARNING:  PID 1 is not a PostgreSQL server process
 get_backend_priority 
----------------------
                     
(1 row)

SELECT set_backend_priority(1, 5);
WARNING:  PID 1 is not a PostgreSQL server process
 set_backend_priority 
----------------------
 f
(1 row)