Difference between datatype char(n),varchar(n),nchar(n),nvarchar(n) in sql server?char(n)a char datatype takes 1 byte per character. it is a fixed length character datatype i.e even though character ...

Data type synonyms are included in SQL Server for ISO compatibility. The following table lists the synonyms and the SQL Server system data types that they map to.

What is the difference between 'ab' and 'a b'? If you don't believe they are different, copy and paste them into a character counter, and you will see that the second string has a third character.

What would you do...? Have a table (SQL Server 2008) that the user wants to record a fixed 8 character string in. At first glance, a CHAR seems the obvious selection since this value (an 8 ...