发布时间：2014-01-30 14:30:43
在做闪回实验时候遇到一个问题，如下，SQL> select * from hr.employees as of timestamp to_timestamp('2012-09-10 18:40:37','YYYY-MM-DD HH24:MI:SS');select * from hr.employees as of timestamp to_timestamp('2011-10-10 18:40:37','YYYY-MM-DD HH24:MI:SS') &n.........【阅读全文】
发布时间：2014-01-30 13:10:20
(1)初始化参数undo_retention[oracle@oracle11g ~]$ sqlplus "/as sysdba"SQL*Plus: Release 11.2.0.3.0 Production on Thu Jan 30 11:58:55 2014Copyright (c) 1982, 2011, Oracle. All rights reserved.Connected to:Oracle Database 11g Enterprise Edition Release 11.2.0.3.0 - 64bit ProductionWith the .........【阅读全文】
发布时间：2014-01-30 11:47:35
如果装完数据库没有该用户，你可以用unistall重新把他装上去的。程序运行执行dbca默认情况下与Scott用户一样是未被激活的。以dba身份登录为hr用户解锁.SQL> alter user hr account unlock;User altered.SQL> alter user hr identified by wwwwww；User altered.SQL> quitDisconnected from Oracle Database 11g E.........【阅读全文】
发布时间：2014-01-30 00:41:39
前提条件：做好yum源点击(此处)折叠或打开#!/bin/sh#The scripts is for RHEL6.3#author is 123#date 2013-01-29for i in gcc libaio-devel-0.3.107 compat-libstdc++-33-3.2.3 elfutils-libelf-devel-0.152 glibc-devel-2.12 gcc-.........【阅读全文】
发布时间：2014-01-30 00:10:57
[root@test ~]#mkdir /mnt/iso[root@test home]# cat /etc/redhat-release Red Hat Enterprise Linux Server release 6.3 (Santiago)[root@test ~]# mount -o loop -t iso9660 /mnt/hgfs/linux/rhel-server-6.3-x86_64-dvd.iso /mnt/iso/[root@test home]# vi /etc/yum.repos.d/rhel-source.repo .........【阅读全文】
