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You need to change your code to something like this: @selectoneCount = CASE @Temp. WHEN 1 THEN @selectoneCount + 1. WHEN 2 THEN @selectoneCount + 1. END. If @temp is set to none of those values (1 or 2), then you'll get back a NULL.
30 sie 2022 · This article provides you implementation details of SQL server switch case statement and how to use it with examples
3 wrz 2024 · Within a SELECT statement, the CASE expression allows for values to be replaced in the result set based on comparison values. The following example uses the CASE expression to change the display of product line categories to make them more understandable. When a value doesn't exist, the text "Not for sale' is displayed.
17 wrz 2021 · The switch function is simpler to write and read as it uses a 1 to 1 setup with the logical statement first and then resulting value second. It allows as many lines as needed and also allows for compound criteria in the logical argument.
20 kwi 2021 · In the T-SQL scripting language, you can use the SQL CASE statement to evaluate a condition and return one or more result expressions. This SQL Tutorial will teach you when and how you can use CASE in T-SQL statements.
2 gru 2016 · How can I incorporate logic similar to an If/Else construct into a T-SQL Query? T-SQL provides the case expression which can be used to provide a switch, similar to an if/else construct in other languages, within a query.
This tutorial shows you how to use the SQL Server CASE expression to add if-else logic to SQL queries with many practical examples.
