create or replace trigger rmes.tri_ddl_deny
before create or alter or drop or truncate on database
-- 禁用对RMES模式的DDL操作
declare
my_errnum number := -20001;
my_errmsg varchar2(100) := 'You have no permission to this operation.';
begin
if ora_dict_obj_owner = 'RMES' then
if ora_sysevent in ('CREATE', 'ALTER', 'DROP', 'TRUNCATE') then
raise_application_error(my_errnum,
ora_dict_obj_owner || '.' ||
ora_dict_obj_name || ' ' || my_errmsg);
end if;
end if;
exception
when no_data_found then
null;
end;
/
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