首页 > 代码库 > expdp报ora-21780。规避措施:expdp在运行时,请不要改变参数值,比如parallel参数值,filesize参数值等等。

expdp报ora-21780。规避措施:expdp在运行时,请不要改变参数值,比如parallel参数值,filesize参数值等等。


expdp在运行时,请不要改变参数,比如parallel参数值,filesize参数值,

否则可能会导致ora-21780错误。

Data Pump Export (expdp) or Data Pump Import (impdp) reports ORA-21780 at the end of export completion. (Doc ID 1357811.1)


在该文章中,对触发ora-21780的动作做了一个描述:

Changes

Changed number of parallel processes while Data Pump Export or Import was running.

Export> parallel=1
Export> exit

Solution

FIX

  • 11.2.0.4
  • 12.1

WORKAROUND

Don‘t change the number of parallel processes while Data Pump Export is running.

References

BUG:10198387 - DATA PUMP EXPORT REPORTS ORA-21780 WHEN PARALLELISM (PARALLEL=N) IS MODIFIED

expdp报ora-21780。规避措施:expdp在运行时,请不要改变参数值,比如parallel参数值,filesize参数值等等。