ORACLE 误更新数据如何操作

1、闪回事物查询

   SELECT 

         DISTINCT start _scn,commit_scn,commit_timestamp,operation,undo_sql

   FROM  FLASHBACK_TRANSACTION_QUERY WHERE table_name='table_object';

2、闪回版本

   ALTER TABLE table_object ENABLE ROW MOVEMENT;

   FALSHBACK TABLE table_object to start_scn;