SQL CASE Expression - W3Schools
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 …
How to Use the CASE Statement in SQL (With Examples)
Learn how to use the SQL `CASE` statement to implement conditional logic efficiently. Explore its syntax, use cases, best practices, and performance considerations.
SQL CASE Statement - GeeksforGeeks
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.
SQL CASE Statement in WHERE Clause Examples
Oct 3, 2025 · We usually define a static condition or value, however, if you need to filter data based on different conditions, this can be done using SQL CASE in the WHERE clause. This …
SQL CASE WHEN with Multiple Conditions – Syntax, Examples
Oct 7, 2025 · The CASE WHEN statement in SQL is used to apply conditional logic directly within your queries. It allows you to return different values based on specific conditions, all within the …
SQL CASE Expression
This tutorial shows you how to use two forms of SQL CASE expressions including simple CASE and searched CASE expressions.
CASE (Transact-SQL) - SQL Server | Microsoft Learn
Sep 18, 2025 · SQL Server allows for only 10 levels of nesting in CASE expressions. The CASE expression can't be used to control the flow of execution of Transact-SQL statements, …
Using CASE Statements in SQL SELECT Queries - Baeldung
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 …
SQL CASE Statement Explained with Real-World Examples
Jul 14, 2025 · In this quick guide, you’ll explore how to use CASE to implement branching logic in your queries. We’ll cover its two forms, show real-world use cases, and explain where and …
How To Use CASE In SQL To Add Logic Without If-Else
Jul 8, 2025 · SQL just compares each WHEN to the original value and returns the matching THEN. Internally, both styles of CASE are evaluated the same way.