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26 lip 2013 · I'm trying to do an IF statement type function in SQL server. Where there is a NULL in the field, I want it to take a field from one of the tables and add 10 days to it. And if possible create another column and add the 30 days.
1 sie 2017 · You can check if a field or variable is equal to NULL because all comparisons to NULL return NULL (which in a CASE or IF predicate is taken as meaning false), so WHEN <FieldOrVariable> = NULL THEN <output> and WHEN <FieldOrVariable> <> NULL THEN <output> will never match.
11 lip 2012 · Is there any better way to write the lines below in SQL Server 2005? CASE WHEN (ID IS NULL) THEN 'YES' WHEN (ID IS NOT NULL) THEN 'NO' END AS ID_Value,
The SQL CASE Expression. 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.
The 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.
17 maj 2013 · 1. I have a select statement which is followed by a union. Inside the select, there is a where clause. I am trying to add in the following code to the where clause but I'm having an issue getting it to work out: declare @BudgetFilter int; set @Budgetfilter = 0; AND CASE @BudgetFilter WHEN 0 THEN ISNULL(Project.Contribution, 0) >= 25000 END.
28 cze 2023 · Here’s the general syntax for a simple case statement: CASE expression WHEN value1 THEN result1 WHEN value2 THEN result2 ... ELSE default_result END. With this syntax, if the expression matches value1, the result would be result1. If expression matches value2, the result would be result2, and so on.
