The CASE expression goes through conditions and returns a value when the first condition is met (like an if-then-else statement). So, once a condition is true, it will stop reading and return the …

Learn how to use the SQL `CASE` statement to implement conditional logic efficiently. Explore its syntax, use cases, best practices, and performance considerations.

Oct 7, 2025 · By the end, you’ll know how to write and optimize case when in sql logic—including how to use a case statement with multiple conditions effectively in real-world queries.

Dec 10, 2024 · In this article, we'll learn the SQL CASE statement in detail, with clear examples and use cases that show how to leverage this feature to improve your SQL queries.

Oct 3, 2025 · Learn about different ways you can use a CASE statement in the WHERE clause for a T-SQL statement with these several examples.

Nov 29, 2024 · CASE statements are a way to add if-then logic to SQL SELECT queries. They test conditions and return different values based on the results. This makes queries more …

This tutorial shows you how to use two forms of SQL CASE expressions including simple CASE and searched CASE expressions.

Sep 18, 2025 · Within a SELECT statement, a simple CASE expression allows for only an equality check; no other comparisons are made. The following example uses the CASE …

In this tutorial, you will learn about the SQL CASE statement with the help of examples.

In this syntax, the CASE statement evaluates each WHEN condition in order, returning the corresponding result when a condition is true. If none of the conditions are true, the statement …