sql 創建數據庫

IF EXISTS (SELECT *   
    FROM   master..sysdatabases   
    WHERE name = 'MyDatabase')  
DROP DATABASE MyDatabase
GO  
USE [master]
GO
CREATE DATABASE MyDatabase
on PRIMARY  
(  
	name = 'MyDatabase',  
	filename = 'd:\MyDatabase.mdf',  
	size = 10MB,  
	maxsize = UNLIMITED,  
	filegrowth = 1MB   
)
log on  
(  
	name='MyDatabase_log',  
	filename= 'd:\MyDatabase.ldf',  
	size=1MB,  
	maxsize=50MB,  
	filegrowth=10% 
)  
GO