Definition and Usage The COALESCE () function returns the first non-null value in a list. Syntax COALESCE (val1, val2, ...., val_n)

May 24, 2022 · In this article, we demonstrated several ways to use the SQL COALESCE() function. We covered how to use COALESCE() to replace NULL values, how to compute an alternative value, and …

Nov 18, 2025 · Transact-SQL reference for COALESCE, which returns the value of the first expression that doesn't evaluate to NULL.

Jul 23, 2025 · The COALESCE() function in SQL Server is a powerful tool designed to handle NULL values effectively. It evaluates a list of expressions in a specified order and returns the first non-null …

Mar 27, 2025 · Whether you’re cleaning datasets or merging columns, SQL offers a simple yet powerful solution: the COALESCE() function. This tutorial will show you how COALESCE() works, when to …

Feb 5, 2025 · This tip explores how to handle NULL values in SQL Server using the COALESCE () function using various queries and reviewing the results. Developers should code to handle NULL …

In this blog, we’ll explore what COALESCE is, how it works, when to use it, and how it compares to alternatives like CASE or ISNULL. With detailed examples and clear explanations, you’ll be ready to …

It is common to encounter missing (NULL) values in a table. In real-time, dealing with NULL values in tables is very challenging, especially when performing aggregations, comparisons, or mathematical …

SQL COALESCE is a useful function that returns the first non-null value from a list of expressions. It takes any number of expressions as arguments, and returns the first non-null expression. If all …

SQL Server: COALESCE Function This SQL Server tutorial explains how to use the COALESCE function in SQL Server (Transact-SQL) with syntax and examples.