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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 · The SQL Query. SELECT DateEdited = . CASE WHEN DateEdited = '1900-01-01 00:00:00.000' THEN '' . ELSE CONVERT (VARCHAR(10), DateEdited, 103) . END . FROM Product_List. 📋. The query above will actually convert the date to a string value. The CONVERT () function will translate the value in a string format.
9 wrz 2008 · If your database is returning a null value then you can do it as part of the query. If you database is mysql then look at the coalesce() function.
The first method we recommend to use for converting the DateTime object to a string is format. Here is the code to run: <?php $date = new DateTime ( '2000-01-01' ); $result = $date -> format ( 'Y-m-d H:i:s' ); ?>
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.
SQL Server comes with the following data types for storing a date or a date/time value in the database: DATE - format YYYY-MM-DD. DATETIME - format: YYYY-MM-DD HH:MI:SS. SMALLDATETIME - format: YYYY-MM-DD HH:MI:SS. TIMESTAMP - format: a unique number.
12 sty 2020 · It appears that for a DATE or DATETIME field, an empty value cannot be inserted. I got around this by first checking for an empty value (mydate = "") and if it was empty setting mydate = "NULL" before insert.
