文档解释 ORA-56939: failed to unload the secondary time zone data file Cause: Attempt to unload the secondary timezone data file failed. Action: Che……

文档解释 ORA-27213: failed to unload Media Management Library Cause: dlclose for media library returned error. See Additional Additional information……

文档解释 ORA-39816: Direct Path Unload of tables with encrypted column(string.string) is not allowed. Cause: An attempt was made to use Direct Path ……

文档解释 ORA-39815: Direct Path Unload of an external table is not allowed. Cause: An attempt was made to use Direct Path API Unload to unload an ex……