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15 wrz 2008 · Once you figure out how it works, you can convert three results to two results by deciding the behavior of null. E.g. this would treat null as not saleable: SELECT CASE WHEN obsolete = 'N' OR instock = 'Y' THEN 'true' ELSE 'false' -- either false or null END AS saleable. Share.
28 maj 2024 · In this article, we explored different options for executing IF-THEN logic in a SQL SELECT statement. These options include using CASE, IIF(), and CHOOSE(). Furthermore, if we want a query that’s used in almost every dialect, we must choose the CASE statement.
5 sie 2013 · The Standard SQL CASE expression is the closest equivalent to the Excel IF(..) function: SELECT CASE WHEN Col1=Col2 THEN 'Foo' WHEN Col1>Col2 THEN 'Bar' WHEN Col3 Is NULL THEN Col4 ELSE 'unknown' END As [CaseColumn] FROM YourTable
17 lip 2013 · if(a>b,if(b>c,a,b),c) This follows the syntax if(condition,true,false). I was looking for a way to convert this into an SQL query like so: select case. when a>b then. case. when b>c then a. else b.
22 mar 2023 · The generic formula of Excel IF with two or more conditions is this: IF (AND (condition1, condition2, …), value_if_true, value_if_false) Translated into a human language, the formula says: If condition 1 is true AND condition 2 is true, return value_if_true; else return value_if_false.
30 paź 2023 · It can be combined with other functions to mimic an SQL if statement in select, enabling you to specify various outcomes and choose among them based on a specified condition or index, thus making it possible to render results based on conditional logic directly within a SELECT statement.
1 lis 2020 · In Excel, the function is: =if(C2="Mac", "Twin1", if(C2="Cheese", "Twin2", "Not Twin")) Notice how in order to have more than two outcomes (True/False versus Twin1/Twin2/Not Twin), we need to embed another IF statement into the false_value. This gets unreadable really quickly.
