文档解释
ORA-54035: keyword HIDDEN cannot be specified here
Cause: Attempted to specify HIDDEN key word for a virtual column
Action: This is not supported.
官方解释
ORA-54035: keyword “string” cannot be specified here
Cause: The keyword was specified in an invalid context.
Action: Refer to the documentation to see which contexts valid keyword is allowed.
这些常见的案例要么是用户试图用HIDDEN子句查询名称,要么是成对出现,其中一则漏掉了它。
正常处理步骤为:
1.确认关键字HIDDEN是否用于与Where子句或Order By子句相对应的操作符;
2.如果是,则重写查询,以确保HIDDEN关键字配对;
3.如果不是,则删除HIDDEN关键字并重试查询。