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Article #9068Re: ������ôSQL��ѯ
From: ��������
Date: Wed, 17 Sep 2003 06:16
Date: Wed, 17 Sep 2003 06:16
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[FieldName] Is Null or isnull(fieldname, '') ='' ����Ļ���� '' �ַ� �� �� shahehe (ɵ�Ǻ�) �Ĵ������ᵽ: �� : �����ѯһ��SQL�ֶ�Ϊ<NULL>ѡ���أ� : isnull?˵Ҫ�������� -- ��˵���㿴�����ҵ����ᣬ��Ϊ����ˮ�У� ˮ˵�����ܸо����˵����ᣬ��Ϊ���������С� [m[1;36m�� ��Դ:������δ��վ bbs.pku.edu.cn��[FROM: 211.91.90.58][m
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X-Google-Language: Chinese,GB X-Google-Thread: 101948,83131735e6e65de1 X-Google-Attributes: gid101948,public X-Google-ArrivalTime: 2003-09-16 23:17:14 PST Path: arc1-ca.pugleaf.net!archiver1.google.com!news1.google.com!sn-xit-02!sn-xit-03!sn-xit-06!sn-xit-08!supernews.com!newsswitch.lcs.mit.edu!logbridge.uoregon.edu!newshub.sdsu.edu!elnk-nf2-pas!newsfeed.earthlink.net!sjc70.webusenet.com!news.webusenet.com!maily.cic.tsinghua.edu.cn!news.happynet.org!PKU 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 Message-ID: <48Ijc3$ZeC@bbs.pku.edu.cn> Mime-Version: 1.0 Content-Type: text/plain; charset="gb2312" Content-Transfer-Encoding: 8bit X-Filename: Database/M.1063779363.A Lines: 15