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Article #945

Re: ����̡�mysql����

#945
From: wayfarer
Date: Mon, 01 Sep 2008 13:00
24 lines
1808 bytes
���id���޸���ӵģ����todo����ԭ��û��primary key�᣿

�� �� crazymans (����������) �Ĵ������ᵽ: ��
����һ���Ѿ����ڵ���Ϊ��todo���ı���������һ��id���������£�
mysql> ALTER TABLE todo ADD id INT NOT NULL AUTO_INCREMENT PRIMARY KEY;

Ȼ����perl����ݿ��ж�ȡ��ݵ�ʱ���֣�Ҫƥ��id��ʱ��ֻ���á�where id like 
�����ſ��ԣ����£�
$sth = $dbh->prepare("SELECT * FROM todo where id like ?");
$sth->execute($id);

���Dz������á�where id= �������������
$sth = $dbh->prepare("SELECT * FROM todo where id like ?");
$sth->execute($id);
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�� ��Դ:����ˮ˼Դ bbs.sjtu.edu.cn��[FROM: 58.33.71.25]
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From: wayfarer.bbs@bbs.sjtu.edu.cn (wayfarer)
Newsgroups: cn.bbs.comp.database
Subject: Re: ����̡�mysql����
Date: 01 Sep 2008 13:00:07 GMT
Organization: ��ˮ˼Դ
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