zoukankan      html  css  js  c++  java
  • Oracle误删表恢复操作

    scott用户下:

    SQL> select * from tab;
    TNAME                          TABTYPE  CLUSTERID
    ------------------------------ ------- ----------
    BONUS                          TABLE   
    DEPT                           TABLE   
    EMP                            TABLE   
    REGISTER                       TABLE   
    SALGRADE                       TABLE   
    
    SQL> drop table dept;   #误删除操作
    Table dropped
    
    SQL> select * from tab;
    TNAME                          TABTYPE  CLUSTERID
    ------------------------------ ------- ----------
    BIN$zRtB2YqWTT6n9d64Bjzu8g==$0 TABLE   
    BONUS                          TABLE   
    EMP                            TABLE   
    REGISTER                       TABLE   
    SALGRADE                       TABLE   
    
    SQL> FLASHBACK TABLE dept TO BEFORE DROP;    #flashback操作
    Done
    
    SQL> select * from tab;
    TNAME                          TABTYPE  CLUSTERID
    ------------------------------ ------- ----------
    BONUS                          TABLE   
    DEPT                           TABLE   
    EMP                            TABLE   
    REGISTER                       TABLE   
    SALGRADE                       TABLE   
    
    SQL>
  • 相关阅读:
    SQL补充
    SQL练习题
    HDU 2907
    Codeforces 814D
    Codeforces 814C
    Codeforces 1004D
    Codeforces 1004E
    CodeForces 909F
    CodeForces 909E
    CodeForces 909D
  • 原文地址:https://www.cnblogs.com/aallenn/p/6700584.html
Copyright © 2011-2022 走看看