MSSQL Database Creation & RelationShip simple

Жишээ 1.

CREATE TABLE [dbo].[EmployeeTerritory](
    [ID] [int] IDENTITY(1,1) NOT NULL,
    [EmployeeID] [int] NOT NULL,
    [TerritoryID] [int] NOT NULL,
    [RowVersion] [int] NOT NULL,
 CONSTRAINT [PK_EmployeeTerritories] PRIMARY KEY NONCLUSTERED
(
    [EmployeeID] ASC, [TerritoryID] ASC
)WITH (PAD_INDEX  = OFF, STATISTICS_NORECOMPUTE  = OFF, IGNORE_DUP_KEY = OFF, ALLOW_ROW_LOCKS  = ON, ALLOW_PAGE_LOCKS  = ON) ON [PRIMARY]
) ON [PRIMARY]

GO

ALTER TABLE [dbo].[EmployeeTerritory]  WITH CHECK ADD  CONSTRAINT [FK_EmployeeTerritory_Employee] FOREIGN KEY([EmployeeID])
REFERENCES [dbo].[Employee] ([EmployeeID])
GO

ALTER TABLE [dbo].[EmployeeTerritory] CHECK CONSTRAINT [FK_EmployeeTerritory_Employee]
GO

ALTER TABLE [dbo].[EmployeeTerritory]  WITH CHECK ADD  CONSTRAINT [FK_EmployeeTerritory_Territory] FOREIGN KEY([TerritoryID])
REFERENCES [dbo].[Territory] ([TerritoryID])
GO

ALTER TABLE [dbo].[EmployeeTerritory] CHECK CONSTRAINT [FK_EmployeeTerritory_Territory]
GO

ALTER TABLE [dbo].[EmployeeTerritory] ADD  CONSTRAINT [DF_EmployeeTerritory_RowVersion]  DEFAULT ((0)) FOR [RowVersion]
GO


Жишээ 2.

USE [MyDatabaseName]
GO
CREATE TABLE [dbo].[UserRole](
    [ID] [bigint] IDENTITY(1,1) NOT NULL,
    [UserId] [bigint] NOT NULL,
    [RoleId] [bigint] NOT NULL,
 CONSTRAINT [PK_UserRole] PRIMARY KEY CLUSTERED
(
    [ID] ASC
)WITH (PAD_INDEX  = OFF, STATISTICS_NORECOMPUTE  = OFF, IGNORE_DUP_KEY = OFF, ALLOW_ROW_LOCKS  = ON, ALLOW_PAGE_LOCKS  = ON) ON [PRIMARY]
) ON [PRIMARY]

GO

ALTER TABLE [dbo].[UserRole]  WITH CHECK ADD  CONSTRAINT [FK_UserRole_Role] FOREIGN KEY([RoleId])
REFERENCES [dbo].[Role] ([Id])
GO

ALTER TABLE [dbo].[UserRole] CHECK CONSTRAINT [FK_UserRole_Role]
GO

ALTER TABLE [dbo].[UserRole]  WITH CHECK ADD  CONSTRAINT [FK_UserRole_User] FOREIGN KEY([UserId])
REFERENCES [dbo].[User] ([Id])
GO

ALTER TABLE [dbo].[UserRole] CHECK CONSTRAINT [FK_UserRole_User]
GO