NONRECOVERABLE This option allows the user to override the default behavior of the load to be done with COPY-NO.
NONRECOVERABLE这个选项允许用户改变COPY - NO装载操作的默认行为。
2
When specifying this NONRECOVERABLE keyword, the user is not forced to take backups of the tablespaces immediately.
如果指定这个 NONRECOVERABLE 关键字，那么用户不必马上对表空间进行备份。
3
As the material is deformed beyond the strain that elastic deformation persists, the stress is no longer proportional to strain, and permanent, nonrecoverable, or plastic deformation occurs.