The Subtle Differences Between COALESCE and ISNULL
See how ISNULL and COALESCE behave in different situations and ensure you know which one to pick when.
2025-04-18
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Coalesce()
2025-04-02
1,980 reads
Using Coalesce to Clean Up Reports
One of the lesser used functions is COALESCE(), used to allow you to return one value from a list of those that are potentially NULL. This short pieces gives a few examples where this is useful?
2021-08-16
4,465 reads
2018-05-18
983 reads
2016-01-29
1,694 reads
COALESCE in SQL Server
Sandeep Mittal provides an introduction to the COALESCE function and shows how to use it.
2015-11-25
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2013-09-20
2,725 reads
2013-06-03
2,627 reads
2012-11-09
2,226 reads
2012-10-17
2,589 reads
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Question of the Day
Squared Values
What happens when I run this code in SQL Server 2022?
SELECT SQUARE('12') See possible answers