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	<title>I&#039;m CaLendarW Blog &#187; orm</title>
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		<title>Object Relational Mapping 用後感</title>
		<link>http://wongkalun.idv.hk/2008/03/17/obect-relational-mapping-%e7%94%a8%e5%be%8c%e6%84%9f/</link>
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		<pubDate>Sun, 16 Mar 2008 16:03:41 +0000</pubDate>
		<dc:creator>calendarw</dc:creator>
				<category><![CDATA[architecture]]></category>
		<category><![CDATA[nhibernate]]></category>
		<category><![CDATA[orm]]></category>

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		<description><![CDATA[自從轉左用 ORM 既 NHibernate, 以及公司某 Project 用左 Hibernate 之後, Overall 感覺都係慢既問題, Load 500 個 record 可能要成分鐘. 不過, 經我網上搵過既意見, 有部份人讚成用 ORM, 因為除左可以提升 program 既 simplicity 之外, man hour 係 develop 同 maintain 傳統 program 既時間同金錢, 應該遠比用 ORM Tool 既速度慢而買既 hardware cost 高, 所以如果要比較傳統既 SQL 方法同 ORM 黎講, 應該係後者會比較好. dtsv.dtse_post_28_permalink = 'http://wongkalun.idv.hk/2008/03/17/obect-relational-mapping-%e7%94%a8%e5%be%8c%e6%84%9f/'; dtsv.dtse_post_28_title = 'Object Relational Mapping [...]]]></description>
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