oracle中commit之后回滚

//先查询到需要恢复的记录
select * from table1 
as of timestamp to_timestamp('2020-5-14 15:36:10','yyyy-mm-dd hh24:mi:ss');

delete from table1

//删除所有数据后重新插入
insert into table1 
select * from table1 
as of timestamp to_timestamp('2020-5-14 15:36:10','yyyy-mm-dd hh24:mi:ss');