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CASE (Transact-SQL) - SQL Server | Microsoft Learn
https://learn.microsoft.com/en-us/sql/t-sql/language-elements/case-transact-sql?view=sql-server-ver16
WebMay 23, 2023 · 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, and in clauses such as <select_list>, IN, WHERE, ORDER BY, and HAVING. Transact-SQL syntax conventions.
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SQL CASE Expression - W3Schools
https://www.w3schools.com/sql/sql_case.asp
WebSQL CASE Examples. The following SQL goes through conditions and returns a value when the first condition is met: Example Get your own SQL Server. SELECT OrderID, Quantity, CASE. WHEN Quantity > 30 THEN 'The quantity is greater than 30' WHEN Quantity = 30 THEN 'The quantity is 30' ELSE 'The quantity is under 30' END AS …
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SQL CASE WHEN Explained: 10 Easy Examples for Beginners
https://learnsql.com/blog/case-when-examples/
WebJan 16, 2024 · SQL CASE WHEN Explained: 10 Easy Examples for Beginners. Maria Durkin. CASE. learn sql. The CASE WHEN statement lets us make decisions on our data, categorizing and manipulating records based on specified conditions. Find out how to use CASE WHEN in this article. Imagine you're deciding what to wear for the day.
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SQL CASE Statement Explained with Examples - Database Star
https://www.databasestar.com/sql-case-statement/
WebJun 2, 2023 · The SQL CASE statement allows you to perform IF-THEN-ELSE functionality within an SQL statement. Learn more about this powerful statement in this article. This article applies to Oracle, SQL Server, MySQL, and PostgreSQL.
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How to Use CASE in SQL | LearnSQL.com
https://learnsql.com/blog/case-sql/
WebAug 17, 2021 · Updated on: February 19, 2024. If you need to evaluate multiple conditional statements, the SQL CASE statement will do the job. To effectively harness CASE in SQL, grasping its structure and practical uses is key. I'll guide you through real query examples showcasing the power of this versatile statement.
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The Ultimate Guide To SQL CASE Expression - SQL Tutorial
https://www.sqltutorial.org/sql-case/
WebFor example, you can use the CASE expression in statements such as SELECT, DELETE, and UPDATE or in clauses such as SELECT, ORDER BY, and HAVING. Simple CASE expression. The following illustrates the simple CASE expression: CASE expression. WHEN when_expression_1 THEN. result_1. WHEN when_expression_2 THEN. result_2. WHEN …
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CASE Statement in SQL Examples - SQL Server Tips
https://www.mssqltips.com/sqlservertip/6819/case-statement-in-sql-examples/
WebApr 20, 2021 · For example, this T-SQL statement has a nested CASE expression: SELECT [BusinessEntityID] , [JobTitle] , [BirthDate] , CASE WHEN [JobTitle] LIKE '%Marketing%' THEN CASE WHEN [BirthDate] >= '1984-01-01' THEN 'Social Media Expert' ELSE 'Only knows Facebook' END ELSE 'N/A' END FROM [HumanResources] .
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How to Use the SQL CASE Statement – with Example Challenge
https://www.freecodecamp.org/news/sql-case-statement/
WebNov 4, 2022 · For example, an if () else if () else {} check case expression handles all SQL conditionals. If the first condition is satisfied, the query stops executing with a return value. The value specified within the else is returned if no condition is satisfied. In this article, we'll cover: What the SQL CASE statement is and how it works.
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How to Write a CASE Statement in SQL | LearnSQL.com
https://learnsql.com/cookbook/how-to-write-a-case-statement-in-sql/
WebHow to Write a CASE Statement in SQL. Database: PostgreSQL. MS SQL Server. MySQL. Oracle. SQLite. Operators: CASE. Problem: You want to use a CASE statement in SQL. Example: You have exam results in the exam table. You need to assign each result to one of the following text values: 'bad result', 'average result', or 'good result'.
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CASE – SQL Tutorial
https://www.sqltutorial.net/case.html
WebThe basic syntax of the SQL CASE statement is as follows: CASE. WHEN condition1 THEN result1. WHEN condition2 THEN result2. ... ELSE resultN. END. In this syntax, the CASE statement evaluates each WHEN condition in order, returning the corresponding result when a condition is true.
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