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Definition and Usage. The CASE statement goes through conditions and return 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 result. If no conditions are true, it will return the value in the ELSE clause.
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In this tutorial, you will learn how to use the MySQL CASE expression to add if-else logic to SELECT, WHERE, and ORDER BY of a query.
14 lut 2013 · CASE WHEN Product.type_id = 10 THEN ( Select Statement ) ELSE ( Other select statement ) END FROM Product WHERE Product.product_id = $pid See http://msdn.microsoft.com/en-us/library/ms181765.aspx for more information.
Learn how to use the CASE statement for stored programs to implement a complex conditional construct in MySQL. See the syntax, examples, and differences with the CASE operator.
25 maj 2024 · In MySQL, the CASE statement is used to apply a complex conditional construct in a stored program. This function is useful in -. It allows you to implement conditional logic directly within a query. This is invaluable for handling different scenarios and producing different results based on specified conditions.
It allows you to perform conditional operations based on specified conditions and return different values depending on whether the conditions are met or not. The CASE function is often used in conjunction with the SELECT statement to create more flexible and dynamic queries.
In MySQL, the CASE statement is a powerful conditional expression that allows you to perform conditional logic within SQL queries. It provides a way to perform different actions based on different conditions, similar to the IF-THEN-ELSE structure in other programming languages.
