NZ function in SQL Server

Monday Jul 24th 2006 by DatabaseJournal.com Staff
Share:

The objective of this script is to simulate the MS-Access NZ function.



>>Script Language and Platform: SQL Server 2000

Objective: To simulate MS-Access NZ function.


--Usage:
select dbo.NZ(NULL,'haha') as results
--results = haha
select dbo.NZ(123,'haha') as results
--results = 123
select dbo.NZ('ABCDE','haha') as results
--results ABCDE
select dbo.NZ('ABCDE',0) as results
--results ABCDE
select dbo.NZ(NULL,1) as results
--results 1

Author: MAK


create function dbo.NZ (@a sql_variant,@y sql_variant)
returns sql_variant
as
begin
declare @myvar sql_variant
if isnull(@a,1) = 1
begin
set @myvar=@y
end
else
begin
set @myvar=@a
end
return @myvar
end
go

Disclaimer: We hope that the information on these script pages is valuable to you. Your use of the information contained in these pages, however, is at your sole risk. All information on these pages is provided "as -is", without any warranty, whether express or implied, of its accuracy, completeness, or fitness for a particular purpose... Disclaimer Continued


Back to Database Journal Home

Share:
Home
Mobile Site | Full Site
Copyright 2017 © QuinStreet Inc. All Rights Reserved