Me

Oracle Flashback Technology

Submitted by UMBRO
on September 6, 2007 - 2:02am

Features:

Oracle Flashback Query
Oracle Flashback Version Query
Oracle Flashback Transaction Query
Oracle Flashback Table
Oracle Flashback Drop
Oracle Flashback Database

Transaction Management (Oracle DB)

Submitted by UMBRO
on September 5, 2007 - 8:55pm

A transaction in Oracle begins when the first executable SQL statement is encountered. An executable SQL statement is a SQL statement that generates calls to an instance, including DML and DDL statements.
When a transaction begins, Oracle assigns the transaction to an available undo tablespace to record the rollback entries for the new transaction.

Redo Log Buffer (Oracle DB)

Submitted by UMBRO
on September 5, 2007 - 8:19pm

The redo log buffer is a circular buffer in the SGA that holds information about changes made to the database. This information is stored in redo entries. Redo entries contain the information necessary to reconstruct, or redo, changes made to the database by INSERT, UPDATE, DELETE, CREATE, ALTER, or DROP operations. Redo entries are used for database recovery, if necessary.

The four mechanisms [5mekEnizEm] which determines Oracle to take a checkpoint.

Submitted by UMBRO
on September 5, 2007 - 8:07pm

■ Set the LOG_CHECKPOINT_TIMEOUT initialization parameter
■ Set the LOG_CHECKPOINT_INTERVAL initialization parameter
■ Set the FAST_START_MTTR_TARGET initialization parameter
■ Set the size of the smallest redo log

For information on which mechanism is controlling checkpointing behavior, query the V$INSTANCE_RECOVERY view.

道高一尺,魔高一丈

Submitted by UMBRO
on August 28, 2007 - 7:15pm

偶然读到中科院计算所研究员、龙芯CPU首席设计师胡伟武接受采访的实录,才知道自己对“道高一尺,魔高一丈”这个成语错误理解了那么多年。一切都源于武侠小说的误导,那里,这个成语常被坏人用来形容正义不能战胜邪恶。

My first blog

Submitted by radioactive
on August 5, 2007 - 3:16am

Well,

nothing much great about this stuff.
this is my first blog entry on kerneltrap.org

as THOUGHT, i will TRY to blog as often as possible.... :)

Wishing myself "All the Best" :)

日语动词连用形的形成及例句

Submitted by UMBRO
on June 20, 2007 - 7:41pm

全文链接:http://www.kschina.cn

连用形表示中顿

a、用于连接2个单句,使之变成一个并列句

  ① 雨が降り、風も吹いている。"又下雨,又刮风。"

  ② ご飯も食べ、御酒も飲みます。"又吃饭,又喝酒。"

动词的活用形整理

Submitted by UMBRO
on June 20, 2007 - 7:09pm

动词的活用形整理
来源:沪江博客-furong63的博客 | 时间:2006-04-05 | 作者:冰洁
http://www.japanese.im/page/8010/

1 ます(连用形)
(1) 五段: 将词尾う段变成相应的え段,然后加ます。
(2) 一段: 去词尾る + ます。
(3) する: します。
(4) 来る: 来ます。

日语中的复合词

Submitted by UMBRO
on June 17, 2007 - 7:43pm

日语复合词

发表时间:2007-3-12 9:48:17  信息来源:日语论坛  点击:632
 

在学习日语的初期,记单词感到非常困难。但是达到一定数量之后,会有这样的感觉:单词与单词之间是有一定关系的。当然,这种关系很多,我在这里谈谈关于复合词的问题。

日语的词汇(我不明白词性的 :-P)

Submitted by UMBRO
on June 6, 2007 - 8:45pm

いく‐つ【幾つ】


1 個数・年齢の不定・不明なときにいう語。何個。何歳。「―でもいいから、あるだけください」「来年―になりますか」

2 (「いくつか」の形で)若干の数。「その品物なら―かある」

3 (「いくつも」の形で)多くの数。「駅を―も通り過ぎる」

日语中的名词(随时补充)

Submitted by UMBRO
on June 4, 2007 - 1:55am

すべて「凡て・全て・総て」
----->

・ すべて順調に運んだ
Everything went smoothly.

・ これらの本はすべて読んだ
I have read all these books.

・ 彼にとって彼女がすべてだった
She was everything to him./She was his all.

・ 彼がすべて悪い訳ではない
He is not entirely to blame.

・ 光るものすべて金ならず

关于日语中的我爱你

Submitted by UMBRO
on June 3, 2007 - 11:12pm

发信人: UMBRO (有名的中后卫), 信区: Jokes
标 题: 【原创】关于日语中的我爱你
发信站: 大话西游站 (2007年06月04日14:05:20 星期一), 站内信件

日语中的我“我爱你”是:

【愛している】,或者简写为【愛してる】。

汉语的直译是:
【正在做爱】。

:P


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日语中常用的动词(随时补充)

Submitted by UMBRO
on May 31, 2007 - 10:01pm

御座る(ござる) 五段自动词
----->
[【居る】、【ある】 的敬语]在,有。
[【来る】、【行く】 的敬语]来,去。

(日本朋友说是江户时代用,faint,「ござります」 →音変化→「ございます」)
ありがとうございます
お誕生日おめでとうございます
----->


炒る(いる) 五段他动词

librarything.com

Submitted by photon_chac
on May 23, 2007 - 3:32am

I registered there around feb this year but hadn't quite gotten to use it after that. With nothing particular to do this afternoon, I went there and updated my profile, added some books, and found this nice link code:

Take a look at it if you will. BTW, being a

whatever

Submitted by sidd
on May 21, 2007 - 11:04am

"All are lunatics, but he who can analyze his delusion is called a philosopher."

- Ambrose Bierce (1842-1914)