yxsailing 发表于 2018-9-26 12:34:40

oracle执行cmd

装了一个oracle db11g,于是想试一下网上流传的在sqlplus中执行cmd的一些命令,也不知怎么的,没一个好用的,可能是网上转来转去的转错了.不过有一个简单的执行cmd命令方法:  SQL> host net user
  User accounts for \\PC-ATQHJ4UG1SDA
  ----------------------------------------------------------------------------
  __vmware_user__          admin                  Administrator
  ASPNET                   Guest                  IUSR_PC-ATQHJ4UG1SDA
  IWAM_PC-ATQHJ4UG1SDA   SUPPORT_388945a0
  The command completed successfully.
  unix或linux下用
  ! command
  ======================补充======================
  网上的另两种方法:
  1是利用msvcrt.dll
  写一个c:\orac.sql
  内容:
  Rem
  Rem oracmd.sql
  Rem
  Rem Run system commands via Oracle database servers
  Rem
  Rem Bugs to david@ngssoftware.com
  Rem
  CREATE OR REPLACE LIBRARY exec_shell AS
  'C:\windows\system32\msvcrt.dll';
  /
  show errors
  CREATE OR REPLACE PACKAGE oracmd IS
  PROCEDURE exec (cmdstring IN CHAR);
  end oracmd;
  /
  show errors
  CREATE OR REPLACE PACKAGE BODY oracmd IS
  PROCEDURE exec(cmdstring IN CHAR)
  IS EXTERNAL
  NAME "system" LIBRARY exec_shell
  LANGUAGE C;
  end oracmd;
  /
  show errors然后
  C:\>sqlplus /nolog

  SQL*Plus:>  (c) Copyright 2000 Oracle Corporation. All rights reserved.
  SQL> connect system/manager@orcl (分别是用户名密码和sid)
  Connected.
  SQL> @c:\orac.sql
  Library created.
  No errors.
  Package created.
  No errors.
  Package body created.
  No errors.
  SQL>
  SQL> exec oracmd.exec ('dir > c:\oracle.txt');
  结果在我本机出现
  第 1 行出现错误:
  ORA-28595: Extproc 代理: DLL 路径无效
  ORA-06512: 在 "SYSTEM.ORACMD", line 2
  ORA-06512: 在 line 1
  没有成功。
  第二种方法
  c:\1.sql
  create or replace and compile
  java souRCe named "util"
  as
  import java.io.*;
  import java.lang.*;

  public>  {
  public static int RunThis(String args)
  {
  Runtime rt = Runtime.getRuntime();
  int RC = -1;
  try
  {
  Process p = rt.exec(args);
  int bufSize = 4096;
  BufferedInputStream bis =new BufferedInputStream(p.getInputStream(), bufSize);
  int len;
  byte buffer[] = new byte;
  // Echo back what the program spit out
  while ((len = bis.read(buffer, 0, bufSize)) != -1)
  System.out.write(buffer, 0, len);
  RC = p.waitFor();
  }
  catch (Exception e)
  {
  e.printStackTrace();
  RC = -1;
  }
  finally
  {
  return RC;
  }
  }
  }c:\2.sql
  create or replace
  function RUN_CMz(p_cmd in varchar2) return number
  as
  language java
  name 'util.RunThis(java.lang.String) return integer';c:\3.sql
  create or replace procedure RC(p_cmd in varChar)
  as
  x number;
  begin
  x := RUN_CMz(p_cmd);
  end;登陆上去后依旧是依次执行
  SQL> @c:\1.sql
  /
  @c:\2.sql
  /
  @c:\3.sql
  /
  variable x number;
  set serveroutput on;
  exec dbms_java.set_output(100000);
  grant javasyspriv to system;
  grant javauserpriv to system;(网上的方法没有这一行,我无法成功,加上去可以)
  exec :x:=run_cmz('ipconfig'); 成功运行了命令
  测试环境win2003+oracle11g

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