What is the difference between varchar and nvarchar?

Question

Is it just that nvarchar supports multibyte characters? If that is the case, is there really any point, other than storage concerns, to using varchars

Answer 1

The main difference between Varchar(n) and nvarchar(n) is:

Varchar( Variable-length, non-Unicode character data) size is upto 8000. 1.It is a variable length data type

2. Used to store non-Unicode characters

3. Occupies 1 byte of space for each character

Nvarchar:Variable-length Unicode character data.

1.It is a variable-length data type

2.Used to store Unicode characters.

3. Data is stored in a Unicode encoding. Every language is supported. (for example the languages Arabic, German,Hindi,etc and so on)