zoukankan      html  css  js  c++  java
  • oracle 关闭回收站

    --11g 以后关闭回收站 system 级别需要加 DEFERRED 参数;---session 级别不需要

    select name,isses_modifiable,issys_modifiable from v$parameter where name='recyclebin'

    SQL> show parameter recyclebin

    NAME                                 TYPE        VALUE

    ------------------------------------ ----------- ------------------------------

    recyclebin                           string      on

    SQL> alter system set recyclebin=off; alter system set recyclebin=off                              

    * ERROR at line 1: ORA-02096: specified initialization parameter is not modifiable with this option

    SQL> alter system set recyclebin=off DEFERRED;

    System altered.

    SQL> show parameter recyclebin

    NAME                                 TYPE        VALUE

    ------------------------------------ ----------- ------------------------------

    recyclebin                           string      on

    SQL> exit

    Disconnected from Oracle Database 12c Enterprise Edition Release 12.2.0.1.0 - 64bit Production

    [oracle@dwdb1 ~]$ sqlplus / as sysdba

    SQL*Plus: Release 12.2.0.1.0 Production on Tue Dec 19 14:11:18 2017

    Copyright (c) 1982, 2016, Oracle.  All rights reserved.

    Connected to: Oracle Database 12c Enterprise Edition Release 12.2.0.1.0 - 64bit Production

    SQL> show parameter recyclebin

    NAME                                 TYPE        VALUE

    ------------------------------------ ----------- ------------------------------

    recyclebin                           string      OFF

    删除回收站所有垃圾信息:     PURGE recyclebin;  purge dba_RECYCLEBIN;

    SQL> show pdbs;

        CON_ID CON_NAME                       OPEN MODE  RESTRICTED

    ---------- ------------------------------ ---------- ----------         

    2 PDB$SEED                       READ ONLY  NO         

    3 DSDB                           READ WRITE NO         

    4 DWDB                        READ WRITE NO

    SQL> alter session set container=DSDB;

    Session altered.

    SQL> purge dba_RECYCLEBIN;

    DBA Recyclebin purged.

    SQL> show parameter recyclebin

    NAME                                 TYPE        VALUE

    ------------------------------------ ----------- ------------------------------

    recyclebin                           string      OFF

    SQL> alter session set container=DWDB;

    Session altered.

    SQL> SELECT  count(1) FROM dba_RECYCLEBIN;

      COUNT(1) ----------          0

    SQL> show parameter recyclebin

    NAME                                 TYPE        VALUE

    ------------------------------------ ----------- ------------------------------

    recyclebin                           string      OFF

    日积月累
  • 相关阅读:
    MySQL数据库基准压力测试工具之MySQLSlap使用实例
    WPF水珠效果按钮组
    获取用户Ip地址通用方法常见安全隐患(HTTP_X_FORWARDED_FOR)
    leaflet的入门开发(一)
    linux 安装pip 和python3
    python模拟Get请求保存网易歌曲的url
    Phalcon 上下文编码(Contextual Escaping)
    (七十七)地理编码与反地理编码
    设计模式简单介绍
    windows下安装Jenkins
  • 原文地址:https://www.cnblogs.com/ss-33/p/8601515.html
Copyright © 2011-2022 走看看