Oracle 11.2.0.3导出命令：expdp system directory=jy schemas=zjy content=metadata_only exclude=statistics dumpfile=zjy_meta.dmp logfile=zjy_meta.log过程中报错如下：Processing object type SCHEMA_EXPORT/TABLE/TABLEORA-39126: Worker unexpected fatal error in KUPW$WORKER.FETCH_XML_OBJECTS [T...