sql 版：SELECT [t0].[OrderID], [t0].[CustomerID], [t0].[EmployeeID], [t0].[OrderDate], [t0].[RequiredDate], [t0].[ShippedDate], [t0].[ShipVia], [t0].[Freight], [t0].[ShipName], [t0].[ShipAddress], [t0].[ShipCity], [t0].[ShipRegion], [t0].[ShipPostalCode], [t0].[ShipCountry]
FROM [Orders] AS [t0]
INNER JOIN [Order Details] AS [t1] ON ([t0].[OrderID] = [t1].[OrderID]) AND ([t0].[OrderID] = [t1].[OrderID])
WHERE ([t0].[OrderID] > @p0) AND ([t0].[EmployeeID] = @p1)

　LINQ版：from o in Orders  join   od in OrderDetails on  new {oid= o.OrderID,oeid=o.OrderID} equals new {oid=od.OrderID,oeid=od.OrderID }
where o.OrderID>1000 && o.EmployeeID==5
select o

lambda表达式版：