2016-02-29
1,669 reads
2016-02-29
1,669 reads
2014-08-26
1,885 reads
2014-04-10
2,187 reads
2013-11-07
2,768 reads
2013-08-08
2,288 reads
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)
8,381 reads
2013-04-22
2,225 reads
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
4,382 reads
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