适合初学者的经典的C＃入门程序

CREATE DATABASE MyBookShop GO USE MyBookShop GO CREATE TABLE [dbo].[Cart] ( [CartId] [int] IDENTITY (1, 1) NOT NULL , [UserId] [int] NULL , [BookId] [int] NULL , [Amount] [int] NULL ) ON [PRIMARY] GO CREATE TABLE [dbo].[Book] ( [BookId] [int] IDENTITY (1, 1) NOT NULL , [BookName] [varchar] (50) COLLATE Chinese_PRC_CI_AS NULL , [CategoryID] [int] NULL , [Price] [float] NULL , [Publisher] [varchar] (100) COLLATE Chinese_PRC_CI_AS NULL , [PublishDate] [datetime] NULL , [Author] [varchar] (50) COLLATE Chinese_PRC_CI_AS NULL , [PageNum] [int] NULL , [PictureUrl] [varchar] (50) COLLATE Chinese_PRC_CI_AS NULL , [Description] [text] COLLATE Chinese_PRC_CI_AS NULL , [SaleCount] [int] NULL ) ON [PRIMARY] TEXTIMAGE_ON [PRIMARY] GO CREATE TABLE [dbo].[Category] ( [CategoryID] [int] IDENTITY (1, 1) NOT NULL , [CategoryName] [varchar] (50) COLLATE Chinese_PRC_CI_AS NULL ) ON [PRIMARY] GO CREATE TABLE [dbo].[User] ( [UserId] [int] IDENTITY (1, 1) NOT NULL , [LoginName] [varchar] (50) COLLATE Chinese_PRC_CI_AS NULL , [UserName] [varchar] (50) COLLATE Chinese_PRC_CI_AS NULL , [Password] [varchar] (50) COLLATE Chinese_PRC_CI_AS NULL , [Address] [varchar] (100) COLLATE Chinese_PRC_CI_AS NULL , [Zip] [char] (10) COLLATE Chinese_PRC_CI_AS NULL ) ON [PRIMARY] GO --DownLoad From 51aspx.com Insert Into Category(CategoryName) Values ('中外文学') Insert Into Category(CategoryName) Values ('政治经济') Insert Into Category(CategoryName) Values ('学术名著') Insert Into Category(CategoryName) Values ('IT技术') GO