Northwind

Basic Index   Expanded Index

Table Name:Orders
Primary Keys:OrderID
FieldTypeDefaultsNulls?
OrderIDintNoneNo
CustomerIDnchar (5)NoneYes
EmployeeIDintNoneYes
OrderDatedatetimeNoneYes
RequiredDatedatetimeNoneYes
ShippedDatedatetimeNoneYes
ShipViaintNoneYes
Freightmoney(0)Yes
ShipNamenvarchar (40)NoneYes
ShipAddressnvarchar (60)NoneYes
ShipCitynvarchar (15)NoneYes
ShipRegionnvarchar (15)NoneYes
ShipPostalCodenvarchar (10)NoneYes
ShipCountrynvarchar (15)NoneYes

IndexClustered?Unique?Fields
PK_OrdersYesYesOrderID
CustomerIDNoNoCustomerID
CustomersOrdersNoNoCustomerID
EmployeeIDNoNoEmployeeID
EmployeesOrdersNoNoEmployeeID
OrderDateNoNoOrderDate
ShippedDateNoNoShippedDate
ShippersOrdersNoNoShipVia
ShipPostalCodeNoNoShipPostalCode

No check constraints
Internal Foreign Key ConstraintAffected FieldSource Table
FK_Orders_CustomersCustomerIDCustomers
FK_Orders_EmployeesEmployeeIDEmployees
FK_Orders_ShippersShipViaShippers

Primary Key as Foreign Key ConstraintAffected TableAffected Field
FK_Order_Details_OrdersOrder DetailsOrderID

No triggers