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SQL CASE Expression - W3Schools
https://www.w3schools.com/sql/sql_case.asp
WEBThe SQL CASE Expression. The CASE expression goes through conditions and returns 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 returns the value in the ELSE clause.
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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. Syntax. Syntax for SQL Server, Azure …
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SQL Case Expression Syntax? - Stack Overflow
https://stackoverflow.com/questions/4622/sql-case-expression-syntax
WEBJun 13, 2021 · 7 Answers. Sorted by: 82. The complete syntax depends on the database engine you're working with: For SQL Server: CASE case-expression. WHEN when-expression-1 THEN value-1. [ WHEN when-expression-n THEN value-n ... [ ELSE else-value ] END. or: CASE. WHEN boolean-when-expression-1 THEN value-1. [ WHEN …
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CASE statement in SQL - SQL Shack
https://www.sqlshack.com/case-statement-in-sql/
WEBApr 1, 2019 · The case statement in SQL returns a value on a specified condition. We can use a Case statement in select queries along with Where, Order By, and Group By clause. It can be used in the Insert statement as well. In this article, we would explore the CASE statement and its various use cases.
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How to Use CASE in SQL | LearnSQL.com
https://learnsql.com/blog/case-sql/
WEBAug 17, 2021 · In SQL, the CASE statement returns results based on the evaluation of certain conditions. It is quite versatile and can be used in different constructs. It's a simple yet powerful way to make your data adapt and respond to various scenarios, making your database queries more dynamic and insightful. Before I go into details on how CASE …
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SQL CASE WHEN Explained: 10 Easy Examples for Beginners
https://learnsql.com/blog/case-when-examples/
WEBJan 16, 2024 · 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. You take out your umbrella if it's raining; if not, you leave it at home.
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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. Table of Contents. What Does the SQL CASE Statement Do? SQL CASE Statement Syntax. …
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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/
WEBTo display a value based on your specific condition(s), you need to write a CASE statement. The syntax is: CASE WHEN <condition_1> THEN <value_1> WHEN <condition_2> THEN <value_2> … ELSE <value_n> END AS <column_name> If condition_1 is met, then the retrieved value is value_1. If not, then the database checks for condition_2.
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The Ultimate Guide To SQL CASE Expression - SQL Tutorial
https://www.sqltutorial.org/sql-case/
WEBThe SQL CASE expression allows you to evaluate a list of conditions and returns one of the possible results. The CASE expression has two formats: simple CASE and searched CASE. You can use the CASE expression in a clause or statement that allows a valid expression.
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CASE – SQL Tutorial
https://www.sqltutorial.net/case.html
WEBSyntax. The 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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