Joe,
> There is no in_array() function in Postgres that I'm aware of -- you
> sure that isn't array_in()?
Yep. That's a cut-and-paste of the exact log message.
> The rest of that error message doesn't seem
> to be there in 7.4 either. Can we see the function?
Sure:
CREATE OR REPLACE FUNCTION "sf_event_decendants" (integer,integer)
RETURNS text AS '
DECLARE v_event ALIAS for $1;
v_user ALIAS for $2;
child_list INT[];
sub_child TEXT;
child_rec RECORD;
p_status INT;
contfrom INT;
BEGIN
child_list := ARRAY [ 0 ];
SELECT status INTO p_status
FROM events WHERE event_id = v_event;
IF p_status < 0 THEN
p_status = -99;
ELSE
p_status = 0;
END IF;
FOR child_rec IN SELECT event_id FROM events
WHERE parent_id = v_event AND status > p_status LOOP
child_list := child_rec.event_id || child_list;
IF v_user <> 0 THEN
IF if_get_lock(v_user, ''events'', child_rec.event_id, NULL) <> ''OK''
THEN
RETURN ''LOCKED: One or more of the child events of the
current event are
locked by '' ||
''another user at this time. You cannot proceed.'';
END IF;
END IF;
END LOOP;
FOR child_rec IN SELECT event_id FROM events
WHERE (continued_id = v_event or event_id = COALESCE(contfrom, 0)) and status
> p_status LOOP
child_list := child_rec.event_id || child_list;
IF v_user <> 0 THEN
IF if_get_lock(v_user, ''events'', child_rec.event_id, NULL) <> ''OK''
THEN
RETURN ''LOCKED: One or more of the child events of the
current event are
locked by '' ||
''another user at this time. You cannot proceed.'';
END IF;
END IF;
END LOOP;
IF child_list = ARRAY[0] THEN
RETURN ''0'';
END IF;
FOR child_rec IN SELECT event_id FROM events
WHERE status > p_status
AND event_id = ANY ( child_list )
LOOP
sub_child := sf_event_decendants(child_rec.event_id, v_user);
IF sub_child <> ''0'' THEN
child_list := child_list || string_to_array(sub_child, '','')::INT[];
IF v_user <> 0 THEN
IF if_get_lock(v_user, ''events'', child_rec.event_id, NULL)
<> ''OK'' THEN
RETURN ''LOCKED: One or more of the child events of
the current event are
locked by '' ||
''another user at this time. You cannot
proceed.'';
END IF;
END IF;
END IF;
END LOOP;
RETURN array_to_string(child_list, '','');
END;' LANGUAGE 'plpgsql';
--
-Josh Berkus
"A developer of Very Little Brain"
Aglio Database Solutions
San Francisco
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TIP 4: Don't 'kill -9' the postmaster
