drop 情况下才行,不知道是不是这样
select object_name,original_name,partition_name,type,ts_name,createtime,droptime from recyclebin where original_name like 'IN%';
flashback table "BIN$IFCwL+tobvvgUKjAPC1VDg==$0" to before drop;
flashback table "BIN$IFCwL+tobvvgUKjAPC1VDg==$0" to before drop;
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FLASHBACK TABLE sub_system TO BEFORE DROP;