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26 cze 2023 · Learn how to use SQL CASE statement to filter data based on different conditions or expressions in the WHERE clause. See syntax, examples, and tips for using CASE in SQL queries.
9 paź 2013 · I believe you can use a case statement in a where clause, here is how I do it: Select ProductID OrderNo, OrderType, OrderLineNo From Order_Detail Where ProductID in ( Select Case when (@Varibale1 != '') then (Select ProductID from Product P Where .......)
Learn how to use the SQL CASE expression to check conditions and return values in a query. See syntax, examples and a demo database with the Northwind sample data.
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. Solution. The CASE expression is used to build IF … THEN … ELSE statements into your Microsoft SQL Server T-SQL code.
3 wrz 2024 · Learn how to use CASE expression to evaluate a list of conditions and return one of multiple possible results in SQL Server. See syntax, arguments, return types, remarks and examples for simple and searched CASE formats.
SQL Server CASE expression evaluates a list of conditions and returns one of the multiple specified results. The CASE expression has two formats: simple CASE expression and searched CASE expression. Both of CASE expression formats support an optional ELSE statement.
12 wrz 2018 · The Case statement in SQL is mostly used in a case with equality expressions. The SQL Case statement is usually inside of a Select list to alter the output. What it does is evaluates a list of conditions and returns one of the multiple possible result expressions.
