本文内容来自YashanDB官网，原文内容请见https://yashandb.com/newsinfo/7863038.html?templateId=1718516
【问题分类】功能使用
【关键字】UNIFIED_AUDIT_TRAIL，YAS-00220
【问题描述】当审计对象的SQL语句包含非标准中文字符时，出现YAS-00220 utf8 sequence is wrong，影响审计记录。
--第一步：打开审计开关
SQL> ALTER SYSTEM SET UNIFIED_AUDITING = true;
Succeed.
--创建审计策略
CREATE AUDIT POLICY up2
ACTIONS DROP TABLE,DELETE ON sales.area,INSERT ON sales.area,UPDATE ON sales.area,ALL ON sales.sales_info;
AUDIT POLICY up2;
--第二步：执行操作被正常记录
SQL> conn sales/sales
Connected to:
YashanDB Server Enterprise Edition Release 23.2.7.100 x86_64 - Linux
SQL> UPDATE area SET DHQ='guangzhou' WHERE area_no='01';
1 row affected.
SQL> commit;
Succeed.
SQL> SELECT dbusername,event_timestamp,sql_text,object_schema
FROM UNIFIED_AUDIT_TRAIL
WHERE dbusername='SALES'; 2 3
DBUSERNAME EVENT_TIMESTAMP SQL_TEXT OBJECT_SCHEMA
SALES 2024-12-11 09:52:27.602837 UPDATE area SET DHQ='guangzhou' WHERE area_no='01' SALES
1 row fetched.
--第三步：其中 '广.' 为非正常中文字段，查看审计表出现报错
SQL> UPDATE area SET DHQ='广.' WHERE area_no='01';
1 row affected.
SQL> commit;
Succeed.
SQL> SELECT dbusername,event_timestamp,sql_text,object_schema
FROM UNIFIED_AUDIT_TRAIL
WHERE dbusername='SALES'; 2 3
DBUSERNAME EVENT_TIMESTAMP SQL_TEXT OBJECT_SCHEMA
SALES 2024-12-11 09:52:27.602837 UPDATE area SET DHQ='guangzhou' WHERE area_no='01' SALES
YAS-00220 utf8 sequence is wrong
--第四步：执行操作无法被正常记录
SQL> UPDATE area SET DHQ='guangzhou' WHERE area_no='01';
1 row affected.
SQL> commit;
Succeed.
SQL> SELECT dbusername,event_timestamp,sql_text,object_schema FROM UNIFIED_AUDIT_TRAIL WHERE dbusername='SALES';
DBUSERNAME EVENT_TIMESTAMP SQL_TEXT OBJECT_SCHEMA
SALES 2024-12-11 09:52:27.602837 UPDATE area SET DHQ='guangzhou' WHERE area_no='01' SALES
YAS-00220 utf8 sequence is wrong
【影响范围】23.2.9.xxx前的所有版本
【修复版本】-
