根据上一节的对象,我们创建数据库如下:
Book Shop Database script
SET ANSI_NULLS ON
GO
SET QUOTED_IDENTIFIER ON
GO
IF NOT EXISTS (SELECT * FROM sys.objects WHERE object_id = OBJECT_ID(N'[dbo].[Admin]') AND type in (N'U'))
BEGIN
CREATE TABLE [dbo].[Admin](
[AdminId] [int] IDENTITY(1,1) NOT NULL,
[AdminEmail] [nvarchar](100) NOT NULL,
[AdminName] [nvarchar](50) NOT NULL,
[AdminIsBlocked] [bit] NULL,
[AdminIsDeleted] [bit] NULL,
CONSTRAINT [PK_Admin] PRIMARY KEY CLUSTERED
(
[AdminId] ASC
)WITH (PAD_INDEX = OFF, STATISTICS_NORECOMPUTE = OFF, IGNORE_DUP_KEY = OFF, ALLOW_ROW_LOCKS = ON, ALLOW_PAGE_LOCKS = ON) ON [PRIMARY]
) ON [PRIMARY]
END
GO
SET ANSI_NULLS ON
GO
SET QUOTED_IDENTIFIER ON
GO
IF NOT EXISTS (SELECT * FROM sys.objects WHERE object_id = OBJECT_ID(N'[dbo].[Author]') AND type in (N'U'))
BEGIN
CREATE TABLE [dbo].[Author](
[AuthorId] [int] IDENTITY(1,1) NOT NULL,
[AuthorName] [nvarchar](100) NOT NULL,
[AuthorDescription] [nvarchar](200) NULL,
CONSTRAINT [PK_Author] PRIMARY KEY CLUSTERED
(
[AuthorId] ASC
)WITH (PAD_INDEX = OFF, STATISTICS_NORECOMPUTE = OFF, IGNORE_DUP_KEY = OFF, ALLOW_ROW_LOCKS = ON, ALLOW_PAGE_LOCKS = ON) ON [PRIMARY]
) ON [PRIMARY]
END
GO
SET ANSI_NULLS ON
GO
SET QUOTED_IDENTIFIER ON
GO
IF NOT EXISTS (SELECT * FROM sys.objects WHERE object_id = OBJECT_ID(N'[dbo].[Category]') AND type in (N'U'))
BEGIN
CREATE TABLE [dbo].[Category](
[CategoryId] [int] IDENTITY(1,1) NOT NULL,
[CategoryName] [nvarchar](200) NOT NULL,
CONSTRAINT [PK_Category] PRIMARY KEY CLUSTERED
(
[CategoryId] ASC
)WITH (PAD_INDEX = OFF, STATISTICS_NORECOMPUTE = OFF, IGNORE_DUP_KEY = OFF, ALLOW_ROW_LOCKS = ON, ALLOW_PAGE_LOCKS = ON) ON [PRIMARY]
) ON [PRIMARY]
END
GO
SET ANSI_NULLS ON
GO
SET QUOTED_IDENTIFIER ON
GO
IF NOT EXISTS (SELECT * FROM sys.objects WHERE object_id = OBJECT_ID(N'[dbo].[User]') AND type in (N'U'))
BEGIN
CREATE TABLE [dbo].[User](
[UserId] [bigint] IDENTITY(1,1) NOT NULL,
[UserName] [nvarchar](100) NOT NULL,
[UserEmail] [nvarchar](100) NOT NULL,
[UserIsBlocked] [bit] NULL,
[UserIsDeleted] [bit] NULL,
[UserIntroduction] [nvarchar](200) NULL,
[UserJoinDate] [datetime] NOT NULL,
[UserPassword] [nvarchar](50) NOT NULL,
CONSTRAINT [PK_User] PRIMARY KEY CLUSTERED
(
[UserId] ASC
)WITH (PAD_INDEX = OFF, STATISTICS_NORECOMPUTE = OFF, IGNORE_DUP_KEY = OFF, ALLOW_ROW_LOCKS = ON, ALLOW_PAGE_LOCKS = ON) ON [PRIMARY]
) ON [PRIMARY]
END
GO
SET ANSI_NULLS ON
GO
SET QUOTED_IDENTIFIER ON
GO
IF NOT EXISTS (SELECT * FROM sys.objects WHERE object_id = OBJECT_ID(N'[dbo].[Book]') AND type in (N'U'))
BEGIN
CREATE TABLE [dbo].[Book](
[BookId] [bigint] IDENTITY(1,1) NOT NULL,
[BookName] [nvarchar](200) NOT NULL,
[BookAuthor] [int] NOT NULL,
[BookISBN] [nvarchar](100) NOT NULL,
[BookPictureAddress] [nvarchar](100) NULL,
[BookDescription] [nvarchar](200) NULL,
[BookPublishDate] [datetime] NULL,
[BookCategoryId] [int] NOT NULL,
CONSTRAINT [PK_Book] PRIMARY KEY CLUSTERED
(
[BookId] ASC
)WITH (PAD_INDEX = OFF, STATISTICS_NORECOMPUTE = OFF, IGNORE_DUP_KEY = OFF, ALLOW_ROW_LOCKS = ON, ALLOW_PAGE_LOCKS = ON) ON [PRIMARY]
) ON [PRIMARY]
END
GO
IF NOT EXISTS (SELECT * FROM sys.indexes WHERE object_id = OBJECT_ID(N'[dbo].[Book]') AND name = N'IX_Book')
CREATE NONCLUSTERED INDEX [IX_Book] ON [dbo].[Book]
(
[BookId] ASC
)WITH (PAD_INDEX = OFF, STATISTICS_NORECOMPUTE = OFF, SORT_IN_TEMPDB = OFF, IGNORE_DUP_KEY = OFF, DROP_EXISTING = OFF, ONLINE = OFF, ALLOW_ROW_LOCKS = ON, ALLOW_PAGE_LOCKS = ON) ON [PRIMARY]
GO
SET ANSI_NULLS ON
GO
SET QUOTED_IDENTIFIER ON
GO
IF NOT EXISTS (SELECT * FROM sys.objects WHERE object_id = OBJECT_ID(N'[dbo].[Comment]') AND type in (N'U'))
BEGIN
CREATE TABLE [dbo].[Comment](
[CommentId] [int] IDENTITY(1,1) NOT NULL,
[CommentContent] [nvarchar](200) NOT NULL,
[CommentDate] [datetime] NOT NULL,
[CommentIsDeleted] [bit] NULL,
[CommentUserId] [bigint] NOT NULL,
[CommentBookId] [bigint] NOT NULL,
CONSTRAINT [PK_Comment] PRIMARY KEY CLUSTERED
(
[CommentId] ASC
)WITH (PAD_INDEX = OFF, STATISTICS_NORECOMPUTE = OFF, IGNORE_DUP_KEY = OFF, ALLOW_ROW_LOCKS = ON, ALLOW_PAGE_LOCKS = ON) ON [PRIMARY]
) ON [PRIMARY]
END
GO
SET ANSI_NULLS ON
GO
SET QUOTED_IDENTIFIER ON
GO
IF NOT EXISTS (SELECT * FROM sys.objects WHERE object_id = OBJECT_ID(N'[dbo].[OrderDetail]') AND type in (N'U'))
BEGIN
CREATE TABLE [dbo].[OrderDetail](
[OrderDetailId] [bigint] IDENTITY(1,1) NOT NULL,
[OrderId] [bigint] NOT NULL,
[OrderUserId] [bigint] NOT NULL,
[OrderBookId] [bigint] NOT NULL,
CONSTRAINT [PK_OrderDetail] PRIMARY KEY CLUSTERED
(
[OrderDetailId] ASC
)WITH (PAD_INDEX = OFF, STATISTICS_NORECOMPUTE = OFF, IGNORE_DUP_KEY = OFF, ALLOW_ROW_LOCKS = ON, ALLOW_PAGE_LOCKS = ON) ON [PRIMARY]
) ON [PRIMARY]
END
GO
SET ANSI_NULLS ON
GO
SET QUOTED_IDENTIFIER ON
GO
IF NOT EXISTS (SELECT * FROM sys.objects WHERE object_id = OBJECT_ID(N'[dbo].[Order]') AND type in (N'U'))
BEGIN
CREATE TABLE [dbo].[Order](
[OrderId] [bigint] IDENTITY(1,1) NOT NULL,
[OrderDate] [datetime] NOT NULL,
[OrderStatus] [nvarchar](50) NOT NULL,
[OrderUserId] [bigint] NOT NULL,
[OrderIsDeleted] [bit] NULL,
CONSTRAINT [PK_Order] PRIMARY KEY CLUSTERED
(
[OrderId] ASC
)WITH (PAD_INDEX = OFF, STATISTICS_NORECOMPUTE = OFF, IGNORE_DUP_KEY = OFF, ALLOW_ROW_LOCKS = ON, ALLOW_PAGE_LOCKS = ON) ON [PRIMARY]
) ON [PRIMARY]
END
GO
IF NOT EXISTS (SELECT * FROM sys.foreign_keys WHERE object_id = OBJECT_ID(N'[dbo].[FK_Author_Author]') AND parent_object_id = OBJECT_ID(N'[dbo].[Author]'))
ALTER TABLE [dbo].[Author] WITH CHECK ADD CONSTRAINT [FK_Author_Author] FOREIGN KEY([AuthorId])
REFERENCES [dbo].[Author] ([AuthorId])
GO
ALTER TABLE [dbo].[Author] CHECK CONSTRAINT [FK_Author_Author]
GO
IF NOT EXISTS (SELECT * FROM sys.foreign_keys WHERE object_id = OBJECT_ID(N'[dbo].[FK_Book_Author]') AND parent_object_id = OBJECT_ID(N'[dbo].[Book]'))
ALTER TABLE [dbo].[Book] WITH CHECK ADD CONSTRAINT [FK_Book_Author] FOREIGN KEY([BookAuthor])
REFERENCES [dbo].[Author] ([AuthorId])
GO
ALTER TABLE [dbo].[Book] CHECK CONSTRAINT [FK_Book_Author]
GO
IF NOT EXISTS (SELECT * FROM sys.foreign_keys WHERE object_id = OBJECT_ID(N'[dbo].[FK_Book_Category]') AND parent_object_id = OBJECT_ID(N'[dbo].[Book]'))
ALTER TABLE [dbo].[Book] WITH CHECK ADD CONSTRAINT [FK_Book_Category] FOREIGN KEY([BookCategoryId])
REFERENCES [dbo].[Category] ([CategoryId])
GO
ALTER TABLE [dbo].[Book] CHECK CONSTRAINT [FK_Book_Category]
GO
IF NOT EXISTS (SELECT * FROM sys.foreign_keys WHERE object_id = OBJECT_ID(N'[dbo].[FK_Comment_Book]') AND parent_object_id = OBJECT_ID(N'[dbo].[Comment]'))
ALTER TABLE [dbo].[Comment] WITH CHECK ADD CONSTRAINT [FK_Comment_Book] FOREIGN KEY([CommentBookId])
REFERENCES [dbo].[Book] ([BookId])
GO
ALTER TABLE [dbo].[Comment] CHECK CONSTRAINT [FK_Comment_Book]
GO
IF NOT EXISTS (SELECT * FROM sys.foreign_keys WHERE object_id = OBJECT_ID(N'[dbo].[FK_Comment_User]') AND parent_object_id = OBJECT_ID(N'[dbo].[Comment]'))
ALTER TABLE [dbo].[Comment] WITH CHECK ADD CONSTRAINT [FK_Comment_User] FOREIGN KEY([CommentUserId])
REFERENCES [dbo].[User] ([UserId])
GO
ALTER TABLE [dbo].[Comment] CHECK CONSTRAINT [FK_Comment_User]
GO
IF NOT EXISTS (SELECT * FROM sys.foreign_keys WHERE object_id = OBJECT_ID(N'[dbo].[FK_OrderDetail_Book]') AND parent_object_id = OBJECT_ID(N'[dbo].[OrderDetail]'))
ALTER TABLE [dbo].[OrderDetail] WITH CHECK ADD CONSTRAINT [FK_OrderDetail_Book] FOREIGN KEY([OrderBookId])
REFERENCES [dbo].[Book] ([BookId])
GO
ALTER TABLE [dbo].[OrderDetail] CHECK CONSTRAINT [FK_OrderDetail_Book]
GO
IF NOT EXISTS (SELECT * FROM sys.foreign_keys WHERE object_id = OBJECT_ID(N'[dbo].[FK_OrderDetail_Orde]') AND parent_object_id = OBJECT_ID(N'[dbo].[OrderDetail]'))
ALTER TABLE [dbo].[OrderDetail] WITH CHECK ADD CONSTRAINT [FK_OrderDetail_Orde] FOREIGN KEY([OrderId])
REFERENCES [dbo].[Order] ([OrderId])
GO
ALTER TABLE [dbo].[OrderDetail] CHECK CONSTRAINT [FK_OrderDetail_Orde]
GO
IF NOT EXISTS (SELECT * FROM sys.foreign_keys WHERE object_id = OBJECT_ID(N'[dbo].[FK_OrderDetail_User]') AND parent_object_id = OBJECT_ID(N'[dbo].[OrderDetail]'))
ALTER TABLE [dbo].[OrderDetail] WITH CHECK ADD CONSTRAINT [FK_OrderDetail_User] FOREIGN KEY([OrderUserId])
REFERENCES [dbo].[User] ([UserId])
GO
ALTER TABLE [dbo].[OrderDetail] CHECK CONSTRAINT [FK_OrderDetail_User]
GO
IF NOT EXISTS (SELECT * FROM sys.foreign_keys WHERE object_id = OBJECT_ID(N'[dbo].[FK_Order_User]') AND parent_object_id = OBJECT_ID(N'[dbo].[Order]'))
ALTER TABLE [dbo].[Order] WITH CHECK ADD CONSTRAINT [FK_Order_User] FOREIGN KEY([OrderUserId])
REFERENCES [dbo].[User] ([UserId])
GO
ALTER TABLE [dbo].[Order] CHECK CONSTRAINT [FK_Order_User]
或者在此下载数据库的备份https://files.cnblogs.com/cnblogsfans/BookShop.rarSET ANSI_NULLS ON
GO
SET QUOTED_IDENTIFIER ON
GO
IF NOT EXISTS (SELECT * FROM sys.objects WHERE object_id = OBJECT_ID(N'[dbo].[Admin]') AND type in (N'U'))
BEGIN
CREATE TABLE [dbo].[Admin](
[AdminId] [int] IDENTITY(1,1) NOT NULL,
[AdminEmail] [nvarchar](100) NOT NULL,
[AdminName] [nvarchar](50) NOT NULL,
[AdminIsBlocked] [bit] NULL,
[AdminIsDeleted] [bit] NULL,
CONSTRAINT [PK_Admin] PRIMARY KEY CLUSTERED
(
[AdminId] ASC
)WITH (PAD_INDEX = OFF, STATISTICS_NORECOMPUTE = OFF, IGNORE_DUP_KEY = OFF, ALLOW_ROW_LOCKS = ON, ALLOW_PAGE_LOCKS = ON) ON [PRIMARY]
) ON [PRIMARY]
END
GO
SET ANSI_NULLS ON
GO
SET QUOTED_IDENTIFIER ON
GO
IF NOT EXISTS (SELECT * FROM sys.objects WHERE object_id = OBJECT_ID(N'[dbo].[Author]') AND type in (N'U'))
BEGIN
CREATE TABLE [dbo].[Author](
[AuthorId] [int] IDENTITY(1,1) NOT NULL,
[AuthorName] [nvarchar](100) NOT NULL,
[AuthorDescription] [nvarchar](200) NULL,
CONSTRAINT [PK_Author] PRIMARY KEY CLUSTERED
(
[AuthorId] ASC
)WITH (PAD_INDEX = OFF, STATISTICS_NORECOMPUTE = OFF, IGNORE_DUP_KEY = OFF, ALLOW_ROW_LOCKS = ON, ALLOW_PAGE_LOCKS = ON) ON [PRIMARY]
) ON [PRIMARY]
END
GO
SET ANSI_NULLS ON
GO
SET QUOTED_IDENTIFIER ON
GO
IF NOT EXISTS (SELECT * FROM sys.objects WHERE object_id = OBJECT_ID(N'[dbo].[Category]') AND type in (N'U'))
BEGIN
CREATE TABLE [dbo].[Category](
[CategoryId] [int] IDENTITY(1,1) NOT NULL,
[CategoryName] [nvarchar](200) NOT NULL,
CONSTRAINT [PK_Category] PRIMARY KEY CLUSTERED
(
[CategoryId] ASC
)WITH (PAD_INDEX = OFF, STATISTICS_NORECOMPUTE = OFF, IGNORE_DUP_KEY = OFF, ALLOW_ROW_LOCKS = ON, ALLOW_PAGE_LOCKS = ON) ON [PRIMARY]
) ON [PRIMARY]
END
GO
SET ANSI_NULLS ON
GO
SET QUOTED_IDENTIFIER ON
GO
IF NOT EXISTS (SELECT * FROM sys.objects WHERE object_id = OBJECT_ID(N'[dbo].[User]') AND type in (N'U'))
BEGIN
CREATE TABLE [dbo].[User](
[UserId] [bigint] IDENTITY(1,1) NOT NULL,
[UserName] [nvarchar](100) NOT NULL,
[UserEmail] [nvarchar](100) NOT NULL,
[UserIsBlocked] [bit] NULL,
[UserIsDeleted] [bit] NULL,
[UserIntroduction] [nvarchar](200) NULL,
[UserJoinDate] [datetime] NOT NULL,
[UserPassword] [nvarchar](50) NOT NULL,
CONSTRAINT [PK_User] PRIMARY KEY CLUSTERED
(
[UserId] ASC
)WITH (PAD_INDEX = OFF, STATISTICS_NORECOMPUTE = OFF, IGNORE_DUP_KEY = OFF, ALLOW_ROW_LOCKS = ON, ALLOW_PAGE_LOCKS = ON) ON [PRIMARY]
) ON [PRIMARY]
END
GO
SET ANSI_NULLS ON
GO
SET QUOTED_IDENTIFIER ON
GO
IF NOT EXISTS (SELECT * FROM sys.objects WHERE object_id = OBJECT_ID(N'[dbo].[Book]') AND type in (N'U'))
BEGIN
CREATE TABLE [dbo].[Book](
[BookId] [bigint] IDENTITY(1,1) NOT NULL,
[BookName] [nvarchar](200) NOT NULL,
[BookAuthor] [int] NOT NULL,
[BookISBN] [nvarchar](100) NOT NULL,
[BookPictureAddress] [nvarchar](100) NULL,
[BookDescription] [nvarchar](200) NULL,
[BookPublishDate] [datetime] NULL,
[BookCategoryId] [int] NOT NULL,
CONSTRAINT [PK_Book] PRIMARY KEY CLUSTERED
(
[BookId] ASC
)WITH (PAD_INDEX = OFF, STATISTICS_NORECOMPUTE = OFF, IGNORE_DUP_KEY = OFF, ALLOW_ROW_LOCKS = ON, ALLOW_PAGE_LOCKS = ON) ON [PRIMARY]
) ON [PRIMARY]
END
GO
IF NOT EXISTS (SELECT * FROM sys.indexes WHERE object_id = OBJECT_ID(N'[dbo].[Book]') AND name = N'IX_Book')
CREATE NONCLUSTERED INDEX [IX_Book] ON [dbo].[Book]
(
[BookId] ASC
)WITH (PAD_INDEX = OFF, STATISTICS_NORECOMPUTE = OFF, SORT_IN_TEMPDB = OFF, IGNORE_DUP_KEY = OFF, DROP_EXISTING = OFF, ONLINE = OFF, ALLOW_ROW_LOCKS = ON, ALLOW_PAGE_LOCKS = ON) ON [PRIMARY]
GO
SET ANSI_NULLS ON
GO
SET QUOTED_IDENTIFIER ON
GO
IF NOT EXISTS (SELECT * FROM sys.objects WHERE object_id = OBJECT_ID(N'[dbo].[Comment]') AND type in (N'U'))
BEGIN
CREATE TABLE [dbo].[Comment](
[CommentId] [int] IDENTITY(1,1) NOT NULL,
[CommentContent] [nvarchar](200) NOT NULL,
[CommentDate] [datetime] NOT NULL,
[CommentIsDeleted] [bit] NULL,
[CommentUserId] [bigint] NOT NULL,
[CommentBookId] [bigint] NOT NULL,
CONSTRAINT [PK_Comment] PRIMARY KEY CLUSTERED
(
[CommentId] ASC
)WITH (PAD_INDEX = OFF, STATISTICS_NORECOMPUTE = OFF, IGNORE_DUP_KEY = OFF, ALLOW_ROW_LOCKS = ON, ALLOW_PAGE_LOCKS = ON) ON [PRIMARY]
) ON [PRIMARY]
END
GO
SET ANSI_NULLS ON
GO
SET QUOTED_IDENTIFIER ON
GO
IF NOT EXISTS (SELECT * FROM sys.objects WHERE object_id = OBJECT_ID(N'[dbo].[OrderDetail]') AND type in (N'U'))
BEGIN
CREATE TABLE [dbo].[OrderDetail](
[OrderDetailId] [bigint] IDENTITY(1,1) NOT NULL,
[OrderId] [bigint] NOT NULL,
[OrderUserId] [bigint] NOT NULL,
[OrderBookId] [bigint] NOT NULL,
CONSTRAINT [PK_OrderDetail] PRIMARY KEY CLUSTERED
(
[OrderDetailId] ASC
)WITH (PAD_INDEX = OFF, STATISTICS_NORECOMPUTE = OFF, IGNORE_DUP_KEY = OFF, ALLOW_ROW_LOCKS = ON, ALLOW_PAGE_LOCKS = ON) ON [PRIMARY]
) ON [PRIMARY]
END
GO
SET ANSI_NULLS ON
GO
SET QUOTED_IDENTIFIER ON
GO
IF NOT EXISTS (SELECT * FROM sys.objects WHERE object_id = OBJECT_ID(N'[dbo].[Order]') AND type in (N'U'))
BEGIN
CREATE TABLE [dbo].[Order](
[OrderId] [bigint] IDENTITY(1,1) NOT NULL,
[OrderDate] [datetime] NOT NULL,
[OrderStatus] [nvarchar](50) NOT NULL,
[OrderUserId] [bigint] NOT NULL,
[OrderIsDeleted] [bit] NULL,
CONSTRAINT [PK_Order] PRIMARY KEY CLUSTERED
(
[OrderId] ASC
)WITH (PAD_INDEX = OFF, STATISTICS_NORECOMPUTE = OFF, IGNORE_DUP_KEY = OFF, ALLOW_ROW_LOCKS = ON, ALLOW_PAGE_LOCKS = ON) ON [PRIMARY]
) ON [PRIMARY]
END
GO
IF NOT EXISTS (SELECT * FROM sys.foreign_keys WHERE object_id = OBJECT_ID(N'[dbo].[FK_Author_Author]') AND parent_object_id = OBJECT_ID(N'[dbo].[Author]'))
ALTER TABLE [dbo].[Author] WITH CHECK ADD CONSTRAINT [FK_Author_Author] FOREIGN KEY([AuthorId])
REFERENCES [dbo].[Author] ([AuthorId])
GO
ALTER TABLE [dbo].[Author] CHECK CONSTRAINT [FK_Author_Author]
GO
IF NOT EXISTS (SELECT * FROM sys.foreign_keys WHERE object_id = OBJECT_ID(N'[dbo].[FK_Book_Author]') AND parent_object_id = OBJECT_ID(N'[dbo].[Book]'))
ALTER TABLE [dbo].[Book] WITH CHECK ADD CONSTRAINT [FK_Book_Author] FOREIGN KEY([BookAuthor])
REFERENCES [dbo].[Author] ([AuthorId])
GO
ALTER TABLE [dbo].[Book] CHECK CONSTRAINT [FK_Book_Author]
GO
IF NOT EXISTS (SELECT * FROM sys.foreign_keys WHERE object_id = OBJECT_ID(N'[dbo].[FK_Book_Category]') AND parent_object_id = OBJECT_ID(N'[dbo].[Book]'))
ALTER TABLE [dbo].[Book] WITH CHECK ADD CONSTRAINT [FK_Book_Category] FOREIGN KEY([BookCategoryId])
REFERENCES [dbo].[Category] ([CategoryId])
GO
ALTER TABLE [dbo].[Book] CHECK CONSTRAINT [FK_Book_Category]
GO
IF NOT EXISTS (SELECT * FROM sys.foreign_keys WHERE object_id = OBJECT_ID(N'[dbo].[FK_Comment_Book]') AND parent_object_id = OBJECT_ID(N'[dbo].[Comment]'))
ALTER TABLE [dbo].[Comment] WITH CHECK ADD CONSTRAINT [FK_Comment_Book] FOREIGN KEY([CommentBookId])
REFERENCES [dbo].[Book] ([BookId])
GO
ALTER TABLE [dbo].[Comment] CHECK CONSTRAINT [FK_Comment_Book]
GO
IF NOT EXISTS (SELECT * FROM sys.foreign_keys WHERE object_id = OBJECT_ID(N'[dbo].[FK_Comment_User]') AND parent_object_id = OBJECT_ID(N'[dbo].[Comment]'))
ALTER TABLE [dbo].[Comment] WITH CHECK ADD CONSTRAINT [FK_Comment_User] FOREIGN KEY([CommentUserId])
REFERENCES [dbo].[User] ([UserId])
GO
ALTER TABLE [dbo].[Comment] CHECK CONSTRAINT [FK_Comment_User]
GO
IF NOT EXISTS (SELECT * FROM sys.foreign_keys WHERE object_id = OBJECT_ID(N'[dbo].[FK_OrderDetail_Book]') AND parent_object_id = OBJECT_ID(N'[dbo].[OrderDetail]'))
ALTER TABLE [dbo].[OrderDetail] WITH CHECK ADD CONSTRAINT [FK_OrderDetail_Book] FOREIGN KEY([OrderBookId])
REFERENCES [dbo].[Book] ([BookId])
GO
ALTER TABLE [dbo].[OrderDetail] CHECK CONSTRAINT [FK_OrderDetail_Book]
GO
IF NOT EXISTS (SELECT * FROM sys.foreign_keys WHERE object_id = OBJECT_ID(N'[dbo].[FK_OrderDetail_Orde]') AND parent_object_id = OBJECT_ID(N'[dbo].[OrderDetail]'))
ALTER TABLE [dbo].[OrderDetail] WITH CHECK ADD CONSTRAINT [FK_OrderDetail_Orde] FOREIGN KEY([OrderId])
REFERENCES [dbo].[Order] ([OrderId])
GO
ALTER TABLE [dbo].[OrderDetail] CHECK CONSTRAINT [FK_OrderDetail_Orde]
GO
IF NOT EXISTS (SELECT * FROM sys.foreign_keys WHERE object_id = OBJECT_ID(N'[dbo].[FK_OrderDetail_User]') AND parent_object_id = OBJECT_ID(N'[dbo].[OrderDetail]'))
ALTER TABLE [dbo].[OrderDetail] WITH CHECK ADD CONSTRAINT [FK_OrderDetail_User] FOREIGN KEY([OrderUserId])
REFERENCES [dbo].[User] ([UserId])
GO
ALTER TABLE [dbo].[OrderDetail] CHECK CONSTRAINT [FK_OrderDetail_User]
GO
IF NOT EXISTS (SELECT * FROM sys.foreign_keys WHERE object_id = OBJECT_ID(N'[dbo].[FK_Order_User]') AND parent_object_id = OBJECT_ID(N'[dbo].[Order]'))
ALTER TABLE [dbo].[Order] WITH CHECK ADD CONSTRAINT [FK_Order_User] FOREIGN KEY([OrderUserId])
REFERENCES [dbo].[User] ([UserId])
GO
ALTER TABLE [dbo].[Order] CHECK CONSTRAINT [FK_Order_User]