2016-02-29
1,671 reads
ISNULL
2014-08-26
1,886 reads
2014-04-10
2,189 reads
2013-11-07
2,769 reads
2013-08-08
2,289 reads
How are COALESCE and ISNULL different?
At first glance these two functions seem very similar, and superficially they are. For example COALESCE(fieldname1, fieldname2) and ISNULL(fieldname1, fieldname2)...
2013-08-16 (first published: 2013-08-07)
8,466 reads
2013-04-22
2,226 reads
Deciding between COALESCE and ISNULL in SQL Server
When writing T-SQL, a lot of developers use either COALESCE or ISNULL in order to provide a default value in cases where the input is NULL. The two functions do have quite different behavior and it is important to understand the qualitative differences between them when using them in your code.
2012-05-08
9,869 reads
2012-02-02
25,295 reads
2010-03-31
4,384 reads
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