Create the database ‘Documents’ and give file properties through an alter.
USE [master]
GO
CREATE DATABASE [Documents]
GO
ALTER DATABASE [Documents] MODIFY FILE
( NAME = N'Documents', SIZE = 512MB, MAXSIZE = UNLIMITED, FILEGROWTH = 1024KB )
GO
ALTER DATABASE [Documents] MODIFY FILE
( NAME = N'Documents_log', SIZE = 256MB, MAXSIZE = UNLIMITED, FILEGROWTH = 10% )
GO
This script is more portable and can be deployed in multiple servers without any modifications.