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Article #643Re: CASE with test on null field
From: Bill Todd
Date: Tue, 18 Sep 2007 19:12
Date: Tue, 18 Sep 2007 19:12
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1107 bytes
When c.Descr is null you are concatenating it with a.desmov. Null concatenated with anything is null. Add a WHEN c.Descr IS NULL clause to the case statement and return a.desmov just as you do when c.Descr is an empty string. -- Bill Todd (TeamB)
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From: "Bill Todd" <no@no.com>
Subject: Re: CASE with test on null field
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