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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]
11 lip 2012 · Yes - I did try CASE WHEN (ID IS NULL) THEN 'YES' ELSE 'NO' END AS ID_Value But I am looking for some other better approach something like IF(ID IS NULL, 'YES', 'NO') AS ID_Value in the Ms Sql, so that everything can be in a single line. Any suggestions please –
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.
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.
3 maj 2017 · You can use the COALESCE function to automatically return null values as 0. Syntax is as shown below: SELECT COALESCE (total_amount, 0) from #Temp1. answered Oct 1, 2013 at 11:37. shree.pat18. 21.7k34463. I prefer the ISNULL () also see blogs.msdn.microsoft.com/sqltips/2008/06/26/…
17 maj 2013 · I settled on using the following approach: AND ((@BudgetFilter = 0 AND ISNULL(Project.Contribution, 0) >= 25000) OR (@BudgetFilter = 1 AND ISNULL(Project.Contribution, 0) < 25000) OR (@BudgetFilter = 2 AND ISNULL(Project.Contribution, 0) > 0))
There are 3 possible ways to deal with nulls in expressions: using IsNull, Coalesce or CASE. I've explained these under separate headings below! The ISNULL Function. This function substitutes a given value when a column is null. The syntax is:
