ORACLE—007:尋找刪除的資料,oracle007尋找刪除

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ORACLE—007:尋找刪除的資料,oracle007尋找刪除

刪除表格的資料有兩種:delete和trunc。

trunc則資料再不可恢複,而使用了delete還可以通過尋找並恢複的。

如果使用delete誤刪除了資料,那麼可以通過如下sql尋找到。

select *from 表名 as of TIMESTAMP 時間where條件


例如:表名tb_test為,選擇10天內的刪除資料,sql如下

select * from tb_test as of TIMESTAMP sysdate-10where1=1;

 

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