问题描述

oracle 11.2.0.1升级到11.2.0.4

SQL> @?/rdbms/admin/utlu112i.sql
………………
Miscellaneous Warnings

---

WARNING: --> Database is using a timezone file older than version 14.
.... After the release migration it is recommended that DBMS_DST package
.... be used to upgrade the 11.2.0.1.0 database timezone version
.... to the latest version which comes with the new release.

在升级模式下执行：

SQL> EXEC DBMS_DST.BEGIN_PREPARE(14);

PL/SQL procedure successfully completed.

SQL> EXEC DBMS_DST.END_PREPARE;

PL/SQL procedure successfully completed.

SQL> EXEC DBMS_DST.BEGIN_UPGRADE(14);
BEGIN DBMS_DST.BEGIN_UPGRADE(14); END;

*
ERROR at line 1:
ORA-00904: ""VIRTUAL_COLUMN"": invalid identifier
ORA-06512: at ""SYS.DBMS_DST"" line 113
ORA-06512: at ""SYS.DBMS_DST"" line 1101
ORA-06512: at line 1

找不到出错的原因，求大侠们帮忙？