RMAN的持久性配置设置具有所有参数的默认设置。 确定产生多部分备份的四个RMAN命令。 A BACKUP SPFILE SECTION SIZE 1M; B BACKUP TABLESPACE "TEMP" SECTION SIZE 10M; C BACKUP ARCHIVELOG ALL SECTION SIZE 25M; D BACKUP INCREMENTAL LEVEL 0 TABLESPACE SYSAUX SECTION SIZE 100M; E BACKUP TABLESPACE SYSTEM SECTION SIZE 100M; F BACKUP AS COPY TABLESPACE SYSTEM SECTION SIZE 100M; G BACKUP TABLESPACE "UNDO" INCLUDE CURRENT CONTROLFILE SECTION SIZE 100M;