文档解释
ORA-55634: Unable to disassociate or re-associate Flashback Data Archive table “string”.”string”
Cause: Either an incorrect table name was used or an exclusive lock on the table could not be acquired.
Action: Check the table name and release locks on the table.
官方解释
常见案例
此时正常的处理方法主要有两步：
1. 执行 SQL语句 alter table xxx disassociate flashback archive yyy 取消关联;
2. 执行 SQL 语句 Alter table xxx associate flashback archive zzz 重新建立关联。
