摘要: 闪回查询 SQL> select * from emp as of timestamp (systimestamp - interval '2' minute); 查询emp表2分钟之前的数据 SQL> select * from emp as of timestamp (systimestamp 阅读全文
posted @ 2024-09-25 11:56 灯草芯 阅读(962) 评论(0) 推荐(0)