问题遇到的现象和发生背景

问题相关代码，请勿粘贴截图

运行结果及报错内容

这是报错信息

我的解答思路和尝试过的方法

这是新增触发器的sql

我想要达到的结果

在切换到超级管理员后，查看当前用户的权限，对照老版数据库，在另一个备份账户下创建了相关的表，并给当前用户添加上相关的操作权限。再切换回当前用户，尝试 “检查-编译”，返回OK，不再报红叹号。执行sql，OK，成功触发相关的触发器。
希望能对你有用！！！

create or replace trigger "CompoundDeleteTrigger_sys_city"
for delete on SYS_CITY compound trigger
// Declaration
// Body
before statement is
begin
NULL;
end before statement;

before each row is
begin
NULL;
end before each row;

after each row is
begin
NULL;
end after each row;

after statement is
begin
NULL;
end after statement;

END
/

create or replace trigger "CompoundInsertTrigger_sys_city"
for insert on SYS_CITY compound trigger
// Declaration
// Body
before statement is
begin
NULL;
end before statement;

before each row is
begin
NULL;
end before each row;

after each row is
begin
NULL;
end after each row;

after statement is
begin
NULL;
end after statement;

END
/

create or replace trigger "CompoundUpdateTrigger_sys_city"
for update on SYS_CITY compound trigger
// Declaration
// Body
before statement is
begin
NULL;
end before statement;

before each row is
begin
NULL;
end before each row;

after each row is
begin
NULL;
end after each row;

after statement is
begin
NULL;
end after statement;

END
/

create trigger "tib_sys_city" before insert
on SYS_CITY for each row
declare
integrity_error exception;
errno integer;
errmsg char(200);
dummy integer;
found boolean;

begin
-- Column "ID" uses sequence SQ_SYS_CITY
select SQ_SYS_CITY.NEXTVAL INTO :new.ID from dual;

-- Errors handling
exception
when integrity_error then
raise_application_error(errno, errmsg);
end;
/