Backup database plus archivelog delete input;

Backup database plus archivelog 
会备份归档日志
Backup database plus archivelog delete input;
会备份归档日志并且会在备份结束后删除默认目录下的归档日志、datafile copy还有backup set。适用于单个归档dest路径如FRA。
Backup database plus archivelog delete all input;
会备份归档日志并且会在备份结束后删除所有目录下的归档日志、datafile copy还有backup set。适用于复数归档dest路径。

Backup database plus archivelog delete input;

原文：https://www.cnblogs.com/Babylon/p/8881618.html