Excute Unix command Using PL SQL

Question

Greeting,
how can I execute shell unix commands from PL SQL and without passing by the Java virtual machine, because my database server is not very performant to support the heaviness of Java.
Thank you for ur help!!!

Answer 1

Is this what you need ?
TEST@db102 SQL> create table test(dir varchar2(100), url varchar2(200));
Table created.
TEST@db102 SQL> insert into test values('/tmp','http://otn.oracle.com');
1 row created.
TEST@db102 SQL> commit;
Commit complete.
TEST@db102 SQL> exit
Disconnected from Oracle Database 10g Enterprise Edition Release 10.2.0.1.0 - Production
With the Partitioning, OLAP and Data Mining options
[ora102 work db102]$ cat /tmp/wget.sh
#!/bin/bash
rm -f /tmp/index.html
/usr/bin/wget -P $1 $2
[ora102 work db102]$ sqlplus test/test
SQL*Plus: Release 10.2.0.1.0 - Production on Sat Jul 29 17:11:28 2006
Copyright (c) 1982, 2005, Oracle.  All rights reserved.
Connected to:
Oracle Database 10g Enterprise Edition Release 10.2.0.1.0 - Production
With the Partitioning, OLAP and Data Mining options
TEST@db102 SQL> DECLARE
  2     v_dir   varchar2(100);
  3     v_url   varchar2(200);
  4  BEGIN
  5     select dir, url into v_dir, v_url
  6     from test;
  7     DBMS_SCHEDULER.CREATE_JOB(
  8     job_name=>'testjob',
  9     job_type=>'EXECUTABLE',
10     job_action=>'/tmp/wget.sh',
11     number_of_arguments => 2,
12     enabled => FALSE);
13     dbms_scheduler.set_job_argument_value('testjob',1,v_dir);
14     dbms_scheduler.set_job_argument_value('testjob',2,v_url);
15     dbms_scheduler.enable('testjob');
16* end;
TEST@db102 SQL> /
PL/SQL procedure successfully completed.
TEST@db102 SQL>sorry for lost indentations, but tags do not help us these days....