> From: Rick Root [mailto:[EMAIL PROTECTED] 
> 
> Munson, Jacob wrote:
> >> You might also consider investigating the use of the 
> ISNULL() function
> > 
> > FYI, IsNull() is an MS proprietary function, while 
> Coalesce() is ANSI
> > SQL standard.  It does the same thing, but using coalesce makes your
> > code more portable.
> 
> True, and I had never heard of "Coalesce", in all my years of doing 
> database stuff inclucluding multiple versions of SQL Server, Oracle, 
> Informix, DB2, MySQL, and Access over the last 10 years.

Well, I am very far from being a DB expert, I've just dabbled on and off
over the years.  But I recently read an article that lays out the good
vs. bad of various Null practices, and that's where I learned why
Coalesce is better:
http://www.sqlservercentral.com/columnists/mcoles/fourrulesfornulls.asp


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