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Entity SQL (RSS)
If you write a LINQ to Entities query like this: var results = from c in ctx.Vehicles.OfType<Car>() select c; It will bring back, Cars and any type that derives from Car, like say SportCar or SUV. If you just want Cars and you don’t want derived
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Imagine you have a database function like the DistanceBetween function in Nerd Dinner : CREATE FUNCTION [dbo].[DistanceBetween]( @Lat1 as real, @Long1 as real, @Lat2 as real, @Long2 as real) RETURNS real AS BEGIN … END And you want to use it with the
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Sometimes rather than writing this: var customer = ctx.Customers.First(c => c.ID == 5); You would rather write something like this: var customer = ctx.Customers.GetCustomerById(5); In .NET 4.0 this would be trivial to do by modifying the T4 templates
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Normal 0 false false false EN-US X-NONE X-NONE MicrosoftInternetExplorer4 /* Style Definitions */ table.MsoNormalTable {mso-style-name:"Table Normal"; mso-tstyle-rowband-size:0; mso-tstyle-colband-size:0; mso-style-noshow:yes; mso-style-priority:99; mso-style-qformat:yes;
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