以下为引用的内容：

--create table script
CREATE TABLE dbo.UserAccess
(
UserID varchar(20) NOT NULL,
Department varchar(50) NOT NULL
)
CREATE TABLE [dbo].[Orders](
[OrderID] [int] NOT NULL,
[CustomerName] [varchar](20) NOT NULL,
[OrderTotal] [money] NOT NULL,
[Department] [varchar](50) NOT NULL
)
CREATE TABLE dbo.Departments
(
Department varchar(50) NOT NULL,
ParentDepartment varchar(50)
)
--end create table script

--script to clear then populate example tables

--clear tables
Delete from departments
Delete from orders
Delete from useraccess

--insert departments table
INSERT  INTO [dbo].[Departments] ([Department],[ParentDepartment]) VALUES ('North America','')
INSERT INTO [dbo].[Departments] ([Department],[ParentDepartment]) VALUES ('East','North America')
INSERT INTO [dbo].[Departments] ([Department],[ParentDepartment]) VALUES ('Southeast','East')
INSERT INTO [dbo].[Departments] ([Department],[ParentDepartment]) VALUES ('Northeast','East')
INSERT INTO [dbo].[Departments] ([Department],[ParentDepartment]) VALUES ('West','North America')
INSERT INTO [dbo].[Departments] ([Department],[ParentDepartment]) VALUES ('Southwest','West')
INSERT INTO [dbo].[Departments] ([Department],[ParentDepartment]) VALUES ('Northwest','West')

--insert orders table
INSERT INTO [dbo].[Orders] ([OrderID],[CustomerName],[OrderTotal],[Department]) VALUES (1,'Harris','11.00','East')
INSERT INTO [dbo].[Orders] ([OrderID],[CustomerName],[OrderTotal],[Department]) VALUES (2,'Corrigan','22.00','Southeast')
INSERT INTO [dbo].[Orders] ([OrderID],[CustomerName],[OrderTotal],[Department]) VALUES (2,'Corrigan','22.00','Southeast')
INSERT INTO [dbo].[Orders] ([OrderID],[CustomerName],[OrderTotal],[Department]) VALUES (3,'Baldwin','33.00','Southeast')
INSERT INTO [dbo].[Orders] ([OrderID],[CustomerName],[OrderTotal],[Department]) VALUES (4,'Pillow','44.00','Northeast')
INSERT INTO [dbo].[Orders] ([OrderID],[CustomerName],[OrderTotal],[Department]) VALUES (5,'Carpenter','55.00','Northeast')
INSERT INTO [dbo].[Orders] ([OrderID],[CustomerName],[OrderTotal],[Department]) VALUES (6,'Meyer','66.00','West')
INSERT INTO [dbo].[Orders] ([OrderID],[CustomerName],[OrderTotal],[Department]) VALUES (7,'Gonzalez','77.00','Southwest')
INSERT INTO [dbo].[Orders] ([OrderID],[CustomerName],[OrderTotal],[Department]) VALUES (8,'Hall','88.00','Northwest')
INSERT INTO [dbo].[Orders] ([OrderID],[CustomerName],[OrderTotal],[Department]) VALUES (9,'Patrick','99.00','Southwest')

--insert user access table
INSERT INTO [dbo].[UserAccess] ([UserID],[Department]) VALUES ('BLambert','Southwest')
INSERT INTO [dbo].[UserAccess] ([UserID],[Department]) VALUES ('MDavis','East')
INSERT INTO [dbo].[UserAccess] ([UserID],[Department]) VALUES ('MDavis','Southeast')
INSERT INTO [dbo].[UserAccess] ([UserID],[Department]) VALUES ('MDavis','Northeast')
INSERT INTO [dbo].[UserAccess] ([UserID],[Department]) VALUES ('WSimmons','Northeast')

--end script to clear then populate example tables