I don't know how anyone using an application and seeing a NULL value on the screen would equate the NULL value to anything other than a zero. I would...

I have two other considerations for NULL vs NOT NULL.

1) If you're application coding language requires checking for null values when you read in data from the database, this is...

I have done this. The mdf,ldf files are the same format between 32-bit and 4-bit. Just make sure your apps can handle 64-bit especially if SQL Server accessing...