動態分配觸發器名稱postgresql

Question

嗨，我有一個Registra_cambios（）函數;想要分配給我的數據庫中的所有表，我想知道是否可以連接觸發器名稱與記錄（表名）我的光標不具有相同的觸發器名稱在所有表上

創建觸發器示例t_log_「記錄」 （）

CREATE OR REPLACE FUNCTION ActiveTriggers() returns void as $$ 
DECLARE 

r record; 
c CURSOR FOR SELECT table_name as tab FROM information_schema.tables WHERE table_schema='public' AND table_type='BASE TABLE'; 


BEGIN 

    FOR r IN c LOOP 
     create trigger t_log_r before insert or update or delete 
     on r.tab 
     for each row 
     execute procedure Registra_cambios(); 
    END LOOP; 




END; 
$$ LANGUAGE plpgsql; 

Answer 1

soemthing樣？..

do 
$$ 
declare 
    r record; 
begin 
    for r in (SELECT table_name as tab FROM information_schema.tables WHERE table_schema='public' AND table_type='BASE TABLE';) loop 
    execute 'create trigger t_log_r_'||r.tab||' before insert or update or delete 
    on '||r.tab||' 
    for each row 
    execute procedure Registra_cambios()'; 
    end loop; 
end; 
$$ 
;