Search results
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...
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.
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 , '') Which will return '' if the value is NULL. A NULL date is NULL (no value).
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;
The ISNULL() function can be used anywhere that the SQL syntax allows for the use of a function but the main use case for this function is in the SELECT list of a SQL query when you want to convert any NULL values being returned to something more descriptive.
1 maj 2012 · Use the FORMAT function to format the date and time data types from a date column (date, datetime, datetime2, smalldatetime, datetimeoffset, etc. data type) in a table or a variable such as GETDATE() To get DD/MM/YYYY use SELECT FORMAT (getdate(), 'dd/MM/yyyy ') as date
18 gru 2013 · select if(isnull(date_field) or date_field = '1900-01-01 00:00:00', null, date_field) from table_name;
