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Article #9068

Re: ������ôSQL��ѯ

#9068
From: ��������
Date: Wed, 17 Sep 2003 06:16
15 lines
1400 bytes
[FieldName]  Is Null

or isnull(fieldname, '') =''
����Ļ���� '' �ַ�

�� �� shahehe (ɵ�Ǻ�) �Ĵ������ᵽ: ��
: �����ѯһ��SQL�ֶ�Ϊ<NULL>ѡ���أ�
: isnull?˵Ҫ��������


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From: CityhunterID@bbs.pku.edu.cn (��������)
Newsgroups: cn.bbs.comp.database
Subject: Re: ������ôSQL��ѯ
Date: 17 Sep 2003 06:16:48 GMT
Organization: ����δ��վ
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