数据库的知识

创建数据库：

create database student
on primary
(
name=‘student_data‘,
filename=‘d:\student_data.mdf‘,
size=100mb,
maxsize=100mb,
filegrowth=15%
)
log on
(
name=‘student_log‘,
filename=‘d:\student_log.ldf‘,
size=2mb,
filegrowth=1mb
)

删除数据库

use master
go
if exists(select * from sysdatabases where name=‘student‘)
drop database student
go

 删除数据库

use master
go
if exists(select * from sysdatabases where name=‘student‘)
drop database student
go

数据库的知识

原文：http://www.cnblogs.com/lichanghui/p/4838170.html