快速恢复一张删掉的表
conn scott/tiger
select * from tab;
drop table t;
select * from tab;
show recycle;
select * from "BIN$QzTCQTKyHUHgUzrDEKwdww==$0";
flashback table t to before drop;
show recycle
select * from tab;
原文：http://duxiutemp.blog.51cto.com/10788420/1881264