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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]
The SQL Server ISNULL() function lets you return an alternative value when an expression is NULL: SELECT ProductName, UnitPrice * (UnitsInStock + ISNULL(UnitsOnOrder, 0)) FROM Products;
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:
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))
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 –
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'.
17 lis 2009 · I am trying to query data from one worksheet of an Excel workbook. In doing so, I want to add to columns together. One of the columns has null values in it. In Access I would use NZ()...but this is not available in Excel. I've tried the following: 1) case when isnull(segmentdata.Corrections,0) = True then 0 else segmentdata.corrections end as ...
