thats funny :)
От | Vasilis Ventirozos |
---|---|
Тема | thats funny :) |
Дата | |
Msg-id | 427F4446.8030808@cosmoline.com обсуждение исходный текст |
Ответы |
Re: thats funny :)
ACT! and PostgreSQL |
Список | pgsql-admin |
hi all i created a function that restarts the server, i will show you what i am doing drop trigger lala_trig on favorites; drop function fav_funct() cascade; create or replace function fav_funct() returns trigger AS ' declare old_id int default 0; new_id int default 0; rec record; rec2 record; rec3 record; BEGIN select into rec max(id) as max_id from favorites ; IF rec.max_id IS NULL THEN new_id :=1; ELSE new_id = rec.max_id; END IF; select into rec2 max(id) as cnt from favorites where id = (select max(id) from favorites); select into rec3 count(*) as call_cat from call_cat ; IF rec2.cnt < rec3.call_cat THEN new_id := rec.max_id; ELSE new_id := rec.max_id +1; END IF; insert into favorites (id) values (new_id); RETURN NEW; END; ' LANGUAGE 'plpgsql'; create trigger lala_trig before insert on favorites for each row execute procedure fav_funct(); insert into favorites (call_cat_id,details) values (1,'1'); --------------------------- NOTE --------------------------- I know this function sux but i am currently developing :) ---------------------------------------------------------------- test=# insert into favorites (call_cat_id,details) values (1,'1'); server closed the connection unexpectedly This probably means the server terminated abnormally before or while processing the request. The connection to the server was lost. Attempting reset: Failed. !> \q postgres@statistics:~$ psql -l psql: FATAL: the database system is starting up --------- AFTER A WHILE --------- postgres@statistics:~$ psql -l List of databases Name | Owner | Encoding -----------------+----------+------------ my_tests | postgres | ISO_8859_7 template0 | postgres | ISO_8859_7 template1 | postgres | ISO_8859_7 test | postgres | ISO_8859_7 ps the psql version is: postgres@statistics:~$ psql -V psql (PostgreSQL) 7.4
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