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26 lip 2013 · In this situation you can use ISNULL() function instead of CASE expression . ISNULL(B.[STAT], C.[EVENT DATE]+10) AS [DATE]
16 sty 2024 · Whether you are a beginner navigating SQL or an experienced analyst, mastering the CASE WHEN statement is a key step toward unlocking deeper layers of data analysis. Dive further into its complexities with our articles How to Use CASE in ORDER BY in SQL and How to Use CASE WHEN in GROUP BY .
The CASEexpression 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 ELSEclause.
11 lip 2012 · CASE WHEN (ID IS NULL) THEN 'YES' ELSE 'NO' END AS ID_Value, I only have access to 2008 right now, but I'd hope that this syntax would still work in 2005 (seems like something that would be part of the original definition of CASE).
This tutorial shows you how to use two forms of SQL CASE: simple CASE and searched CASE expressions to add the IF THEN ELSE logic to SQL statements.
2 cze 2023 · What Does the SQL CASE Statement Do? The CASE statement allows you to perform an IF-THEN-ELSE check within an SQL statement. It’s good for displaying a value in the SELECT query based on logic that you have defined.
27 sty 2017 · You can use either CASE structure to do this, but you can't call a function if you use the CASE fieldname WHEN approach, so you can either use CASE WHEN fieldname condition: SELECT Name, CASE WHEN color = 'black' THEN 'b'. WHEN color = 'red' THEN 'r'. WHEN color IS NULL THEN 'empty'.
