文档解释
ORA-22371: Table contains data of type string.string, version string, which does not exist
Cause: Some of the older versions of the type may have got deleted because one or more of the types it were referencing was dropped.
Action: These data could not be read as the whole ADT. Read the data at individual scalar attribute level.
ORA-22371错误通常由于将不支持的数据类型传入函数引起的，即表中包含的数据类型不在该版本中支持。
