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21 mar 2013 · lhd.CreatedDate is a DateTime field and is non-nullable. I want to display an empty string if the field is the minimum date (1/1/1900), but my CASE statement doesn't work; CreatedDate displays 1900-01-01 00:00:00.000 in my query when that value is in the database. I'm using SQL Server 2008 R2.
19 sty 2001 · SQL Server DATE and DATETIME data types store date and time values in a table. However, managing these values can become difficult sometimes, especially if the value saved is 1900-01-01. Moreover, we cannot show or display these figures anywhere, since it can be misleading.
17 lis 2015 · You can't get an empty string because you're returning the DATE value type from ISNULL. Per the docs, ISNULL. Returns the same type as check_expression. If a literal NULL is provided as check_expression, returns the datatype of the replacement_value.
21 lip 2018 · The CAST() function returns a string that represents the date. The following statement returns the current date and time as a date and as a string: SELECT CURRENT_TIMESTAMP 'date' , CAST ( CURRENT_TIMESTAMP AS VARCHAR ) 'date as a string' ; Code language: SQL (Structured Query Language) ( sql )
Using the ISNULL() function we could write the following query which will update any row in the Product table that has a NULL value in the Color column to an empty string. UPDATE [Production].[Product] SET Color = ISNULL(Color,'');
8 mar 2019 · Learn SQL Server date and time functions SYSDATETIME, SYSDATETIMEOFFSET, SYSUTCDATETIME, CURRENT_TIMESTAMP, GETDATE(), DATENAME, DATEPART with examples.
In this post, we will demonstrate 44 common examples of formatting DATE or DATETIME values to string using the built-in FORMAT function available in SQL Server 2012 and later versions. You can use this Fiddle to follow along and practice formatting DATETIME to String.
