刚删除数据,已提交或默认提交,闪回数据
--闪回 回退已删除的数据
select * from NCMS_SPECIALIST_CHRONIC as of timestamp to_timestamp("2019-12-16 9:04:00", "yyyy-mm-dd hh24:mi:ss");
--开启这张表的状态
alter table NCMS_SPECIALIST_CHRONIC enable row movement;
flashback table NCMS_SPECIALIST_CHRONIC to timestamp TO_TIMESTAMP("2019-12-16 9:04:00", "yyyy-mm-dd hh24:mi:ss");
--关闭
alter table NCMS_SPECIALIST_CHRONIC disable row movement;
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