我正在尝试将一个表的更改记录到另一个表中。但我的扳机失灵了。需要帮助:
// Mysql code below
create trigger upd_stu_info
before update
on kisalg_student
for each row
begin
IF OLD.stu_name != NEW.stu_name
THEN
INSERT INTO `kisalg_logactions`
(adm_no, change_type,change_head, old_value,new_value,user,date_time,session)
VALUES
(NEW.adm_no, 'stu_info','Change In Student Name ', OLD.stu_name, NEW.stu_name, NEW.user, NEW.date_time, NEW.session);
END IF;
IF OLD.fat_name != NEW.fat_name
THEN
INSERT INTO `kisalg_logactions`
(adm_no, change_type, change_head, old_value, new_value, user, date_time, session)
VALUES
(NEW.adm_no, 'stu_info','Change In Father Name ', OLD.fat_name, NEW.fat_name, NEW.user, NEW.date_time, NEW.session);
END IF;
end;
我刚刚在mysql上尝试了触发器,使用以下命令我没有得到任何语法错误
delimiter //
create trigger upd_stu_info
before update
on kisalg_student
for each row
begin
IF OLD.stu_name != NEW.stu_name
THEN
INSERT INTO `kisalg_logactions`
(adm_no, change_type,change_head, old_value,new_value,user,date_time,session)
VALUES
(NEW.adm_no, 'stu_info','Change In Student Name ', OLD.stu_name, NEW.stu_name, NEW.user, NEW.date_time, NEW.session);
END IF;
IF OLD.fat_name != NEW.fat_name
THEN
INSERT INTO `kisalg_logactions`
(adm_no, change_type, change_head, old_value, new_value, `user`, date_time, session)
VALUES
(NEW.adm_no, 'stu_info','Change In Father Name ', OLD.fat_name, NEW.fat_name, NEW.`user`, NEW.date_time, NEW.session);
END IF;
end; //