恢复drop掉的表
1.先查出drop信息
select * from recyclebin a where a.original_name = '表名'
2.恢复
flashback table "BIN$ezueuZPb4SXgU8R44IZnwg==$0" to before drop;
闪回数据
select * from 表名 as of timestamp to_timestamp('2018-03-03 14:00:00', 'yyyy-mm-dd hh24:mi:ss');