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.

Oct 9, 2013 · You can use case in a where, but not like that. Case has to return one value per statement.

Learn how to use the SQL statement CASE WHEN in the WHERE clause to create dynamic and conditional queries. This guide explains practical examples and best practices for writing …

In SQL Server, the CASE statement in the WHERE clause is a powerful tool that allows you to apply conditional logic to filter rows based on specified conditions. The CASE statement …

Dec 7, 2023 · If you want to do if-else-then logic in select, where or anywhere else in a statement, you need a case expression. This is a series of when clauses that the database runs in order:

Mar 29, 2025 · By leveraging the power of the SQL CASE statement in the WHERE clause, you can create more flexible and dynamic queries that meet your specific filtering requirements.

At its core, the `CASE` statement provides a way to execute conditional logic, enabling users to return different values based on specific conditions. When integrated into a `WHERE` clause, …

Oct 16, 2008 · The problem with this is that when the SQL engine goes to evaluate the expression, it checks the FROM portion to pull the proper tables, and then the WHERE portion …

Summary: in this tutorial, you will learn how to use the SQL CASE expression to add if-else logic to the SQL statements. The CASE expression allows you to add if-else logic to queries, …

Sep 18, 2025 · CASE can be used in any statement or clause that allows a valid expression. For example, you can use CASE in statements such as SELECT, UPDATE, DELETE and SET, …