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A user performs an update on a table. Shortly after committing the transaction, they realize that they had an error in their WHERE clause causing the wrong rows to be updated. Which Flashback option would allow you to undo this transaction and restore the table to its previous state?()
肺门主要结构为(),左肺门比右肺门()1-2cm。
一次发酵
光气候就是当地()的平均状况,也就是由()、()和地面反射光形成的天然光平均状况。
使胃蛋白酶原活化的最主要的物质是()
LTE为了解决深度覆盖的问题,以下哪些措施是不可取的()()
《王贵与李香香》的作者是()
语族
《诗经》是我国第一部诗歌总集,所收作品大致始于____初年,止于春秋中期,时间长达五百年之久。
能力直接影响着()