1、drop表,如何进行恢复 代码如下: create table etl (id number); insert into etl values (1); commit; drop table etl; 如果drop table etl purge –就不能进行恢复 下面进行表的恢复: (1)介绍视图进行恢复:DBA_RECYCLEBIN SQL> SELECT OBJECT_NAME,ORIGINAL_NAME,CAN_UNDROP,CAN_PURGE FROM DBA_RECYCLEBIN WHERE ORIGINAL_NAME=’ETL’; OBJECT_NAME ORIGINAL