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24 paź 2014 · I would like to convert a datetime field to varchar so I can show a blank or a message when the date is NULL. This is what I have so far: select isnull(us.Date,0) as USDate, isnull(au.Date,0) as A...
31 maj 2019 · I want to be able to pick the CloseddatetimeT dates regardless of their value. For example, if the date is null, meaning the task is not closed, show it to me. Also, if it has a value, meaning the task is closed, show it as well! –
17 lis 2015 · If you're checking whether or not the value is NULL, there is no need to convert it to a date, unless you wanted to return a date value (which you don't seem to). Instead, use: SELECT ISNULL( DOB , '')
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;
19 sty 2001 · The solution is in-fact a workaround or a quick fix than a total solution, since a blank date can be either a NULL or 1900-01-01. However, converting the date into a string does relieve us from showing irrelevant data to our clients.
19 maj 2021 · Handling SQL NULL values with Functions. As we stated earlier, SQL Server offers some functions that help to handle NULL values. ISNULL (): The ISNULL () function takes two parameters and it enables us to replace NULL values with a specified value. 1. ISNULL (expression,replacement)
INSERT INTO [dbo].ProductionSELECT [field1] ,[field2] ,cast([datefield] as datetime)FROM [RAW].Staging. The staging table is loaded with data from a CSV file. So in some cases, rather than having NULL fields we end-up with empty fields.
