ORACLE 11G DBA course given in English.
This course is aim to train the great DBA with good English speaking.
In recent years, more demands of Oracle DBA, but most of Senior DBAs are required to speak good English.
English has become the great barrier for more peoples in their career development, you must have the deep feeling about it if you work in the foreign company.
In IT English course, Learning IT knowledge in English just like killing two birds with one stone, not only it can help you to master of Professional IT English terminologies as soon as possible, but it can help you to take the reins of IT technology, enjoy yourself to listen to the Professional English IT lectures.
Therefore, Oracle 11G DBA courses come to you at the right time, this is for those who has the basic English background and willing to be the Professional Oracle DBA.
Requirements: good English listening, no need of Database or relevant computer experience.
First 10 registers could get the discount, please contact me as soon as you can.
Of course, you can cancel your membership at any time. There is no risk. Try my VIP Program for you and speak English confidently, grow more successful and become a true DBA.
Learn path:
1.The SQL introuduction
2.PLSQL introuduction
3.Database Architecture
4.Backup and Recovery
5.Performance Tuning
6.High availability
And also provide the On demand course per the customer requirements.
For more information, please contact me by MSN
baiwentao@hotmail.com
相关文档：
--获取两时间的相差豪秒数
select ceil((To_date('2008-05-02 00:00:00' , 'yyyy-mm-dd hh24-mi-ss') - To_date('2008-04-30 23:59:59' , 'yyyy-mm-dd hh24-mi-ss')) * 24 * 60 * 60 * 1000) 相差豪秒数 from DUAL;
/*
相差豪秒数
----------
86401000
1 row selected
*/
--获取两时间的相差秒数
select ce ......
一、设置初始化参数 job_queue_processes
sql> alter system set job_queue_processes=n;（n>0）
job_queue_processes最大值为1000
查看job queue 后台进程
sql>select name,description from v$bgprocess;
二，dbms_job package 用法介绍
包含以下子过程：
......
经常有同事咨询oracle数据库字符集相关的问题，如在不同数据库做数据迁移、同其它系统交换数据等，常常因为字符集不同而导致迁移失败或数据库内数据变成乱码。现在我将oracle字符集相关的一些知识做个简单总结，希望对大家今后的工作有所帮助。
一、什么是oracle字符集
Oracle字符集是一个字节数据的解释 ......
转自：http://tech.it168.com/a2009/1023/788/000000788673.shtml
1、范围
本文讨论的是Oracle数据库提供的数据复制机制，所讨论的解决方案全部与平台无关。
2、介绍
复制是目标数据库与源数据库之间数据保持同步的一种机制，复制可以分成不同的类型，如：
2.1数据库内的复制
在这种情况下，一个 ......
1. 创建视图：
CREATE OR REPLACE VIEW SM_V_UNIT_AUTH AS
SELECT T2.UNIT_ID,
T2.SUPER_UNIT_ID,
T1.AUTH_ID,
T1.AUTH_NAME,
T1.A ......
