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Re: "= null" & "is null"

From: Samuel Leung <m2624526_at_netvigator.com>
Date: Fri, 27 Aug 1999 11:52:05 +0800
Message-ID: <7q50sq$v0t$1@imsp009a.netvigator.com> 





Remember the concept that Null is never 'EQUAL' to everything, even itself.
So, = NULL means nothing


If you compare two values, say a = b, and the two values are nullable, use
Nvl() function



Norris wrote in message <7q3936$37f$2_at_imsp009a.netvigator.com>...


>What is the difference between = null and is null?


>


>--


>--


>http://www.washington.edu/pine/faq/




Received on Thu Aug 26 1999 - 22:52:05 CDT












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