文档解释
ORA-23500: cannot switch master for a multi-tier materialized view repgroup “string”.”string”
Cause: An attempt was made to switch master for a materialized view repgroup when its parent repgroup is also a materialized view repgroup. This is not allowed.
Action: Drop and recreate the materialized view repgroup based on a proper parent repgroup.
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ORA-23500: 不能为多层材料视图组“string”。“string”切换主机。
官方解释
常见案例
一般处理方法及步骤
1、检查ORA错误日志是否存在任何关于ORA-23500的审核警告或警告;
2、将与ORA-23500相关的警告和审核信息拷贝到一个文件中;
3、在诊断跟踪日志和应用层日志文件中查看ORA错误日志;
4、尝试重置单元未提交或暂停数据库状态;
5、可能需要回滚事务,然后以管理员身份重新登录;
6、尝试修复发生ORA-23500错误的材料化视图;
7、如果ORA-23500仍然持续出现,则可能需要重新创建材料化视图。