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Article #22115

Re: �����������һ�����ⲻ֪���Dz������й���...

#22115
From: �㶹����
Date: Wed, 22 Oct 2003 09:06
22 lines
1893 bytes
thank u for ur opinion! :-)
i lack of essential knowledge in ralational database and object tech.
for these problem such as i asked, no standard.
you can only find ur key by ur experience.

�� �� oldengine (����Java) �Ĵ������ᵽ: ��
: 
: �� �� peasefish �Ĵ������ᵽ: ��
: : Well, I have heard of Hibernate from internet. What I wanna know is that t..
: :  principles of the O/R mapping. Hibernate is a wonderfull tech, but tech i..
: : static and reality is variable. Of cource, principle sometimes is dead as ..
: : ll. :-)
: : �� �� oldengine (����Java) �Ĵ������ᵽ: ��
: There are some limits of O/R mappings. We need to use O/R mapping to save obje
: cts, instead of tuples into relational database. We have to use O/R mapping be
: cause the object oriented database technology is simply not general enough or 
: .................������ʡ�ԣ�

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From: peasefish.bbs@bbs.sjtu.edu.cn (�㶹����)
Newsgroups: cn.bbs.comp.lang.java
Subject: Re: �����������һ�����ⲻ֪���Dz������й���...
Date: 22 Oct 2003 09:06:59 GMT
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