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
5,025 reads
Coalesce()
2025-04-02
1,949 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
4,306 reads
2018-05-18
976 reads
2016-01-29
1,683 reads
COALESCE in SQL Server
Sandeep Mittal provides an introduction to the COALESCE function and shows how to use it.
2015-11-25
4,572 reads
2013-09-20
2,713 reads
2013-06-03
2,607 reads
2012-11-09
2,215 reads
2012-10-17
2,511 reads
Blogs
Chatting with Power BI: Who Benefits from This Conversation?
By Rayis Imayev
"Dave: Open the pod bay doors, HAL.HAL: I’m sorry, Dave. I’m afraid I can’t...
A Quick Look at Redgate Data Modeler
By Steve Jones
Redgate acquired a data modeling tool from Vertabelo recently and I wanted to explore...
Prepping for Certification, Part 2 of ?
By Brian Kelley
The advantage of understanding the make-up of the exam: I can tailor my efforts...
Forums
SQL Server 2022 order by bug?
Hi, I was using order by on a column with characters and saw something...
SQL Server 2025 Build List
Comments posted to this topic are about the item SQL Server 2025 Build List
Filtered Indexes: The Developer’s Secret Weapon in SQL Server
Comments posted to this topic are about the item Filtered Indexes: The Developer’s Secret...
Question of the Day
Getting The Database Name
I run this code to connect to SQL Server 2022 from the command line.
sqlcmd -S localhost -EAt the command line, I run these two commands:
SELECT ORIGINAL_DB_NAME() GOWhat is returned? See possible answers